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MICROMASTER 420 Operating Instructions

1. 1 Reverse direction inhibited MICROMASTER 420 Operating Instructions 69 6SE6400 5AA00 OBPO International English 5 SYSTEM PARAMETERS Min P0003 User see Max Access Level ATANIR Parameter Name P0004 Setting Number Default Units Changeable Status Setpoint of the MOP Determines Setpoint for Keypad Motor potentiometer control P1000 1 Note If Keypad Motor potentiometer setpoint is selected either as Main setpoint or Additional setpoint then the reverse direction will be inhibited by default using P1032 If you want to re enable reverse direction then set P1032 1 P1058 JOG frequency right 0 2 650 10 Jogging is used to advance the motor by small amounts It is controlled via the jog button or Hz using a non latching switch on one of the digital inputs While jog right is selected this parameter determines the frequency at which the inverter will run The up and down ramp times used while jogging are set in P1060 and P1061 respectively JOG frequency left While jog left is selected this parameter determines the frequency at which the inverter will run P1060 JOG ramp up time Sets ramp up time This is the time used while jogging or when the function use jog ramp times is activated f Hz 0 Jog Ramp up time P1060 gt 70 MICROMASTER 420 Operating Instructions 6SE6400 5AA00 OBPO 5 SYSTEM PARAMETERS International English Mi P0003 User Parameter ya
2. A0 with Unfiltered units fitted with external Class B footprint filters 6SE6400 2FB0 0 denotes any value is allowed MICROMASTER 420 Operating Instructions 107 6SE6400 5AA00 OBPO International English 8 SUPPLEMENTARY INFORMATION 108 MICROMASTER 420 Operating Instructions 6SE6400 5AA00 OBPO International English APPENDIX A A Changing the Operator Panel Noa SS 109 MICROMASTER 420 Operating Instructions 6SE6400 5AA00 0BPO International English APPENDIX A 110 MICROMASTER 420 Operating Instructions 6SE6400 5AA00 OBPO APPENDIX B International English B Removing Covers Frame Size A ae MA KSN Se ws eS ae ATSA garrig MICROMASTER 420 Operating Instructions 6SE6400 5AA00 0BPO International English APPENDIX B 112 MICROMASTER 420 Operating Instructions 6SE6400 5AA00 OBPO APPENDIX C International English C Removing Covers Frame Sizes B and C MICROMASTER 420 Operating Instructions 6SE6400 5AA00 0BPO International English APPENDIX C l A ee EJ a E j mee quire ve 24 114 MICROMASTER 420 Operating Instructions 6SE6400 5AA00 OBPO APPENDIX D D Removing Y Cap Frame Size A International Englis MICROMASTER 420 Operating Instructions 6SE6400 5AA00 0BPO h 115 International English APPENDIX D 116 MICROMASTER 420 Operating Instructions 6SE64
3. Basic operation changing parameters with BOP 32 external motor thermal overload protection 33 general 34 with BOP 35 with SDP 30 34 Basic Operator Panel available buttons 31 operation with BOP 30 C Commissioning 27 E Electrical Installation 21 Electro Magnetic Compatibility EC type examination certificate 104 general 104 self certification 104 technical construction file 104 Electro Magnetic Interference 24 avoiding EMI 24 Electromagnetic radiation 19 EMC 104 EMC performance filtered for residential commercial and light industry 106 filtered industrial class 105 general industrial class 105 EMI 24 F Fault codes with the Basic Operator Panel fitted 93 with the Status Display Panel fitted 92 Faults and warnings BOP fitted 40 SDP fitted 40 Frame sizes removing the Y Cap from frame size A 115 MICROMASTER 420 Operating Instructions 6SE6400 5AA00 0BPO removing the Y Cap from frame sizes B and C 117 I Installation after a period of storage 18 Intended purpose 6 Inverter block diagram 36 Long cables operation with 22 M Main characteristics 16 Mechanical Installation 20 MICROMASTER 420 available options 104 fault codes 94 general 16 main characteristics 16 performance characteristics 16 protection characteristics 16 specifications 99 Motor connections 22 O Operation starting and stopping the motor
4. Table 8 2 Class 2 Filtered Industrial mw o Voltage Fluctuations Dips Unbalance IEC 1000 2 1 Frequency Variations Magnetic Fields EN 61000 4 8 50 Hz 30 A m Electrostatic Discharge EN 61000 4 2 8 kV air discharge Burst Interference EN 61000 4 4 2 kV power cables 2 kV control Radio Frequency Electromagnetic Field ENV 50 140 80 1000 MHz 10 V m 80 AM amplitude modulated power and signal lines Radio frequency Electromagnetic Field ENV 50 204 900 MHz 10 V m 50 duty pulse modulated cycle 200 Hz repetition rate MICROMASTER 420 Operating Instructions 105 6SE6400 5AA00 OBPO International English 8 SUPPLEMENTARY INFORMATION Class 3 Filtered for residential commercial and light industry This level of performance will allow the manufacturer assembler to self certify compliance of their apparatus with the EMC directive for the residential commercial and light industrial environment as regards the EMC performance characteristics of the power drive system Performance limits are as specified in the generic emission and immunity standards EN 50081 1 and EN 50082 1 Table 8 3 Class 3 Filtered for Residential Commercial and Light Industry EMC Phenomenon Standard Level a E Radiated Emissions EN 55011 Conducted Emissions EN 55011 Cea S e 5 Supply Voltage Distortion IEC 1000 2 4 1993 OoOo Voltage Fluctuations Dips Unbalance IEC 1000 2 1 Frequency Variations Magnetic Fields EN 61000 4 8
5. 2 22 Displays PI feedback signal 7A I Le 88 MICROMASTER 420 Operating Instructions 6SE6400 5AA00 OBPO 5 SYSTEM PARAMETERS International English P0003 User Access Level Number Parameter Name Default P0004 Setting Units Changeable Status P2271 Pl tranducer type 0 2 1 22 0 bI Allows the User to select the PI feedback signal Transducer type 9 j 0 default if the feedback signal is less than the PI setpoint the PI controller will increase motor speed to correct this 1 if the feedback signal is less than the PI setpoint the PI controller will reduce motor speed to correct this Note It is very important that the transducer type is correctly selected If you are unsure that it should be either 0 or 1 you can determine the actual type as follows Disable the PI function P2200 0 Increase the motor frequency while measuring the feedback signal If the feedback signal increases with an increase in motor frequency the transducer type should be 0 If the signal decreases with an increase in motor frequency the transducer type should be set to 1 r2272 CO PI scaled feedback signal 2 22 12273 CO PI error 2 22 Displays the PI error difference signal between the setpoint and feedback signals in y percent P2280 PI proportional gain 0 2 Min Parameter Max Allows the User to set the proportional gain of the PI controller The PI controller on MM420 is implemented
6. 0 37 230 3ph Unfiltered FSA 6SE6420 2UC13 7AA0 3NA3803 0 75 1 230 3ph Unfiltered FSA 6SE6420 2UC17 5AA0 3NA3803 1 5 2 230 3ph Unfiltered FSB 6SE6420 2UC21 5BA0 3NA3805 230 3ph Unfiltered 6SE6420 2UC22 2BA0 3NA3807 230 3ph Unfiltered 6SE6420 2UC23 0CA0 3NA3810 A 5 230 3ph Unfiltered FSC 6SE6420 2UC24 0CA0 3NA3812 230 3ph Unfiltered 6SE6420 2UC25 5CA0 3NA3814 3 4 230 3ph A FSC 6SE6420 2AC23 0CA0 3NA3810 0 5 0 37 380 480 Unfiltered FSA 6SE6420 2UD13 7AA0 3NA3803 0 75 1 380 480 Unfiltered FSA 6SE6420 2UD17 5AA0 3NA3803 2 380 480 Unfiltered FSA 6SE6420 2UD21 5AA0 3NA3803 1 5 380 480 Unfiltered 6SE6420 2UD22 2BA0 3NA3805 380 480 Unfiltered 6SE6420 2UD23 0BAO 3NA3805 4 5 3 380 480 Unfiltered 6SE6420 2UD24 0BA0 3NA3807 380 480 Unfiltered 6SE6420 2UD25 5CA0 3NA3807 10 380 480 Unfiltered 6SE6420 2UD27 5CA0 3NA3810 15 380 480 Unfiltered 6SE6420 2UD31 1CA0 3NA3814 3 4 380 480 A FSB 6SE6420 2AD23 0BA0 3NA3805 5 9 13 380 480 A FSC 6SE6420 2AD25 5CA0 3NA3807 102 MICROMASTER 420 Operating Instructions 6SE6400 5AA00 OBPO 8 SUPPLEMENTARY INFORMATION International English Supplementary Information This Chapter contains Supplementary information 8 1 lt AVallaDle OpllOnS 0k ne AE ee ees Error Bookmark not defined 8 2 Electro Magnetic Compatibility EMC eee Error Bookmark not defined MICROMASTER 420 Operating Instructions 6SE6400 5AA00 OBPO 103 International English 8 SU
7. 1 2 The MICROMASTER 420 The MICROMASTER 420s are a range of frequency inverters for controlling the speed of three phase AC motors The various models available range from the 120 W single phase input to the 11 kW three phase input The inverters are microprocessor controlled and use state of the art Insulated Gate Bipolar Transistor IGBT technology This makes them reliable and versatile A special pulse width modulation method with selectable Pulse frequency permits quiet motor operation Comprehensive protective functions provide excellent inverter and motor protection The MICROMASTER 420 with its default factory settings is ideal for a large range of simple motor control applications The MICROMASTER 420 can also be used for more advanced motor control applications via its comprehensive parameter lists The MICROMASTER 420 can be used in both stand alone applications as well as being integrated into Automation Systems Features Main characteristics Easy to install parameterize and commission Fast repeatable response time to control signals Comprehensive range of parameters enabling configuration for widest range of applications Simple cable connection Modular design for extremely flexible configuration High switching frequencies for low noise motor operation gt gt 6O External options for PC communications Basic Operator Panel BOP Advanced Operator Panel AOP and Profibus Communications Module
8. 8 o 2 8 o 2 8 o 2 8 o Sets the width of a dead band in mA for the analog output P0777 Value X1 of analog output characteristics Defines the x1 output characteristic The parameters P0777 P0780 work as follows Output signal mA 20 P0780 Y2 P0778 Y1 J 0 100 P0777 P0779 100 X1 X2 Points x1 y1 x2 y2 can be chosen freely 64 MICROMASTER 420 Operating Instructions P0778 Value Y1 of analog output characteristics 0 4 6SE6400 5AA00 0OBPO 5 SYSTEM PARAMETERS International English Mi P0003 User see ae Access Level ATANIR Parameter Name P0004 Setting Number Default Units Changeable Status PROFIBUS address Defines PROFIBUS address or the address of other option modules There are two methods of setting the bus address 1 via the PROFIBUS module DIP switches via a user entered value Possible PROFIBUS Settings 1 125 0 126 127 are not allowed P0927 Parameters changeable via 0 2 15 20 19 Defines how the user is able to change parameters Possible Settings Setting Rs4s5uss_ RS232USS BOP COMMS module t oog ooo E e 1 _ _ f gt l T a fo oT 4 4 Note This is a binary parameter E g if you want to set value 15 you will need to set the display to indicate 15 in Binary with the separating bars in between b n n or if you wanted to set 11
9. INSTALLATION International English a eE Sr e Figure 2 4 Wiring Guidelines to Minimize the Effects of EMI Key Ono1RWNDNM Note Meaning in diagrams above Mains power input Control cable Motor cable Footprint filter Metal back plate Use suitable clips to fix motor and control cable screens securely to metal back plate To enhance the screening of the motor and control cables the optional Gland Plate can be used not shown in Figure 2 4 MICROMASTER 420 Operating Instructions 25 6SE6400 5AA00 0BP0 International English 2 INSTALLATION 26 MICROMASTER 420 Operating Instructions 6SE6400 5AA00 OBPO 3 COMMISSIONING International English Commissioning This Chapter contains Description of the front panel controls A brief description of the optional front panels available and an explanation of the operation of the Basic Operator Panel BOP An 8 step guide at the end of the Chapter which provides a simple procedure for changing parameters 3 1 Front Panels for the MICROMASTER 420 ccccccececacsccecececececececececececatereeeeerenenens 29 32 General operation iraa a a n d ued tae dante dada Ni 34 MICROMASTER 420 Operating Instructions 6SE6400 5AA00 0BPO 27 International English 3 COMMISSIONING N 28 Warning MICROMASTERS operate at high voltages When operating electrical devices it is impossible to avoid applying hazardous volta
10. P1316 P0310 P1082 Quadratic V Vnom eee P0304 VBoost 100 a N a Normal quadratic P1300 2 F Max F Boost Min F Nom P1316 level 3 P0310 P1082 0 VBOOST 100 Voltage given by motor current rating P0305 1 Stator Resistance P0350 Notes When using Continuous Boost P1310 together with other Boost Parameters Acceleration Boost P1311 amp Starting Boost P1312 the Boost values are combined However priorities are allocated to these parameters as follows P1310 gt P1311 gt P1312 The achievable boost value is limited by the setting in P0640 Increasing the Boost Levels increases the heating of the motor especially at standstill Y Boosts lt 300 lmot RS o MICROMASTER 420 Operating Instructions 79 6SE6400 5AA00 0BP0 International English 5 SYSTEM PARAMETERS Mi P0003 User Parameter yan Access Level Parameter Name P0004 Setting Number Default Units Changeable Status Acceleration boost Applies boost following a positive setpoint change and drops back out once the setpoint is reached This can be useful to improve response to small positive setpoint changes V Vmax V Nom P0304 F Boost Min F Nom F Max P1305 expert P0310 P1082 Increasing the Boost Levels increases the heating of the motor Refer to note in P1310 with respect to Boost priorities The achievable boost value is limited by the setting in P0640 Y Boosts lt 300 lmot RS Starting
11. Use DIP Switch 2 Power settings in kW frequency default 60 Hz Warning THE SETTING OF THE kW HP DIP SWITCH UNDER THE OPERATOR PANEL WILL OVERWRITE SETTINGS 0 OR 1 AT POWER UP Setting 2 will not be overwritten Note This parameter can only be changed when P0010 1 Commissioning Mode Rated drive power kW or hp Displays the nominal motor power rating which can be supplied by the inverter Note The display will be in kW or hp dependent on the setting of P0100 MICROMASTER 420 Operating Instructions 53 6SE6400 5AA00 O0BP0 International English 5 SYSTEM PARAMETERS P0003 User Access Level Number Parameter Name Default P0004 Setting Changeable Status r0207 Rated drive current Displays the maximum continuous output current of the inverter r0208 Inverter input voltage rating Min Parameter Max Displays nominal AC supply voltage of the inverter Possible values 230 200 240V 10 400 400 480V 10 P0300 Select motor type Selects motor type i Possible settings 1 Asynchronous motor 2 Synchronous motor Note 1 This parameter can only be changed when P0010 1 This parameter is required during commissioning to select motor type and optimize inverter performance Most motors are asynchronous if in doubt use the formula below P0310 x 60 P0311 If the result is a whole number the motor is synchronous Note 2 If synchronous motor is selected the following functions are not
12. electric shocks and injuries Notes Keep these operating instructions within easy reach of the equipment and make them available to all users Whenever measuring or testing has to be performed on live equipment the regulations of Safety Code VBG 4 0 must be observed in particular 8 Permissible Deviations when Working on Live Parts Suitable electronic tools should be used Before installing and commissioning please read these safety instructions and warnings carefully and all the warning labels attached to the equipment Make sure that the warning labels are kept in a legible condition and replace missing or damaged labels MICROMASTER 420 Operating Instructions 7 6SE6400 5AA00 0BPO International English FOREWORD Transport amp Storage Warnings AN Correct transport storage erection and mounting as well as careful operation and maintenance are essential for proper and safe operation of the equipment Caution Protect the inverter against physical shocks and vibration during transport and storage Also be sure to protect it against water rainfall and excessive temperatures see table on page 107 Commissioning AN Warnings Work on the device system by unqualified personnel or failure to comply with warnings can result in severe personal injury or serious damage to material Only suitably qualified personnel trained in the setup installation commissioning and operation of the
13. inches 185x245x195 7 28x9 65x7 68 Weight kg Ibs 5 2 11 4 5 7 12 5 5 7 12 5 230 V Single Three Phase MICROMASTER Inverters unfiltered Input voltage range 1 3AC 200V 240V 10 10 Input current A 0 7 1 7 2 4 3 1 4 3 6 2 8 3 11 3 15 6 Input cable Min mm awg 1 Input cable Max mm awg 2 5 13 6 9 10 7 Output cable Min mm awg 1 17 1 5 15 Output cable Max mm awg 2 5 13 6 9 10 7 13 Dimensions w x h x d mm inches 73x173x149 2 87x6 81x5 87 149x202x172 5 87x7 95x6 77 7 28x9 65x7 68 MICROMASTER 420 Operating Instructions 99 6SE6400 5AA00 OBPO International English 7 MICROMASTER 420 SPECIFICATIONS 230 V ie Phase MICROMASTER Inverters unfiltered Output KVA 7 7 B 400 V Three Phase MICROMASTER Inverters with built in Class A Filter Input voltage range 3AC 380V 480V 10 10 e a es a e E E gt Wn og nt T pt ei sg 8g E Dimensions n x h x d mm _ 149x202x172 5 87x7 95x6 77 185x245x195 s 28x9 65x7 L 400 V Three Phase MICROMASTER Inverters unfiltered Order No 6SE6420 2UD i Eai 22 23 be 25 27 31 2BA0 OBAO 0BA0 5CA0 5CA0 1CA0 Input Input voltage range sd Sh 3AC 380V 480V 10 10 s ee are cae acoso ae oc E EA A S A E E penama is a s a es rs u os ns a s e e a Gate Wx lay a 149x202x172 185x245x195 173x173x149 2 87x6 81x5 87 5 87x7 95x6 77 7 28x9 65x7 68 Notes Dimensions w x h x 7 mm oo a Si
14. available Power Factor P0308 Motor efficiency P0309 magnetization time P0346 Level 3 demagnetization time P0347 Level 3 flying restart P1200 P1202 Level 3 P1203 Level 3 DC braking P1230 Level 3 P1232 P1233 slip compensation P1335 slip limit P1336 P0304 Motor voltage rating 10 1 2000 3 gas tg Nominal motor voltage V from rating plate V Following diagram show you where to find the motor data from your motor 3 Mot 1LA7130 4AA10 TICIF 1325 IP 55 IM B3 Note This parameter can only be changed when P0010 1 54 MICROMASTER 420 Operating Instructions 6SE6400 5AA00 0OBPO 5 SYSTEM PARAMETERS International English P0003 User Min Access Level T arameter Parameter Name kas P0004 Setting Number Default Units Changeable 7 motor current rating Status Nominal motor current A from rating plate see diagram P0304 Note This parameter can only be changed when P0010 1 Maximum value is defined as 2 inverter rated current r0207 Minimum value is defined as 1 32 inverter rated current r0207 pr q diagram P0304 Note This parameter can only be changed when P0010 1 P0308 Motor cosPhi rating 0 1 0 Nominal motor power factor cos 0 from rating plate see diagram P0304 P0307 Motor power rating 0 01 1 2000 3 Nominal motor power kW from rating plate If P0100 1 values will be in hp see Ton Note This parameter can only be chang
15. b r n etc MICROMASTER 420 Operating Instructions 65 6SE6400 5AA00 OBPO International English 5 SYSTEM PARAMETERS Parameter Number P0970 66 Parameter Name Last fault code Displays the fault history In the following diagram F1 is the 1 active fault not yet acknowledged F2 is the 2 active fault not yet acknowledged P0003 User Max Access Level Default P0004 Setting Units Changeable Status Min ACTIVE FAULT CODES MOST RECENT FAULT CODES 1 MOST RECENT FAULT CODES 2 MOST RECENT FAULT CODES 3 F1e is the occurrence of the fault acknowledgement of F1 amp F2 this moves the values in the 2 indices down to the next pair of indices where they are stored The most recent fault events are stored in indices 0 and 1 For example If the inverter trips on undervoltage and then receives an external trip before the undervoltage is acknowledged you will get Index 0 3 Undervoltage Index 1 85 External trip Whenever a fault is put into index 1 F1e the existing fault history is moved as shown in the diagram Note See list of fault codes list in Section 6 Index 2 is only used if a 2 fault occurs before the 1 is acknowledged Factory reset Resets all parameters to their default values To do this you need to set P0010 30 then P0970 1 P0100 is set according DIP Switch setting MICROMASTER 420 Operating Instructi
16. be exposed to constant vibration Electromagnetic Radiation Do not install the inverter near sources of electromagnetic radiation Atmospheric Pollution Do not install the inverter in an environment which contains atmospheric pollutants such as dust corrosive gases etc Water Take care to site the inverter away from potential water hazards e g do not install the inverter beneath pipes that are subject to condensation Avoid installing the inverter where excessive humidity and condensation may occur IP54 and IP56 units offer additional protection Overheating Mount the inverter vertically to ensure optimum cooling Additional ventilation may be required for horizontal mounting Ensure that the inverter s air vents are not obstructed Allow 100 mm clearance above and below the inverter MICROMASTER 420 Operating Instructions 19 6SE6400 5AA00 0BP0 International English 2 INSTALLATION 2 3 Mechanical Installation Warning THIS EQUIPMENT MUST BE GROUNDED To ensure the safe operation of the equipment it must be installed and commissioned by qualified personnel in full compliance with the warnings laid down in these operating instructions Take particular note of the general and regional installation and safety regulations regarding work on dangerous voltage installations e g EN 50178 as well as the relevant regulations regarding the correct use of tools and personal protective gear The mains in
17. boost 0 2 250 13 0 o Applies a constant linear offset to the active V f curve either linear or quadratic after an i ON command and is active until setpoint is reached for the 1 time This is useful for starting loads with high inertia Normal V f F Max P1082 80 MICROMASTER 420 Operating Instructions 6SE6400 5AA00 0BP0 5 SYSTEM PARAMETERS International English P0003 User Access Level P0004 Setting Changeable Min Parameter Max Number Parameter Name Default Notes Setting the Starting Boost too high will cause the inverter to go into Current Limit which in turn restricts the output frequency to below the setpoint frequency Increasing the Boost Levels increases the heating of the motor Refer to note in P1310 with respect to Boost priorities The achievable boost value is limited by the setting in P0640 Boosts lt 300 lmot RS Slip compensation 0 2 600 13 Adjusts the output frequency of the inverter dynamically so that the motor speed is kept o constant independent of the motor load 0 Slip compensation disabled 100 This uses the motor data and motor model such that rated slip frequency is added at Motor speed rating and current Note The gain value can be adjusted if necessary to fine tune the actual motor speed Limits the compensation slip added to the frequency setpoint when slip compensation is A active P1800 Pulse frequency 2 2 16 2 4 Sets the pulse frequenc
18. bus protocol to control them This parameter sets a unique address for the inverter Index 0 USS2 Comms Link RS485 Terminals 14 15 1 USS1 RS232 using option Warning history Displays warning information It is possible to view up to 2 active warnings indices Oand 1 and 2 historical warnings indices 2 and 3 Note If a warning is active the keypad will be flashing the LED s indicate warning status If an AOP is in use the display shows active Warning history and text Indices 0 and tare not stored MICROMASTER 420 Operating Instructions 83 6SE6400 5AA00 0BP0 International English 5 SYSTEM PARAMETERS Parameter Number r2197 84 Parameter Name CO BO Status word 1 monitor Displays first active statusword of monitoring functions How to read Bit values on the display Bit1 n filtered lt n 2 Bit2 n filtered gt n 2 Bit 3 n filtered lt n 3 Bit4 n filtered gt n 3 Bit5 n set lt n min Bit6 n set gt 0 Bit 7 Motor blocked Bit 8 Motor stalled Bit9 l act lt 1 thresh BitA T actNoAcc gt T thresh Bitb T act gt T thresh BI Enable PI controller PI mode Allows the User to Enable Disable the PI controller Possible settings 0 Disabled 1 Enabled Note 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 P0003 User Access Level P0004 Setting Mi
19. changing the parameters set P0010 30 then P0970 1 and press P to reset the inverter to the factory default parameter values Now use a switch between terminals 5 and 8 on the control board The drive should now run to the defined setpoint by analogue input MICROMASTER 420 Operating Instructions 93 6SE6400 5AA00 0BP0 International English 6 TROUBLESHOOTING 6 3 MICROMASTER 420 fault codes In the event of a failure the inverter switches off and a fault code appears on the display Table 6 2 MICROMASTER 420 Fault Codes Fault Code Possible Causes Diagnosis amp Remedy F0001 Overcurrent 1 Motor power does not 1 Check whether the motor power correspond to the inverter corresponds to the inverter power power 2 Motor lead short circuit 2 Check that the cable length limits 3 Earth fault have not been exceeded 3 Check motor cable and motor for short circuits and earth faults 4 Check whether the motor parameters correspond with the motor being used 5 Check the stator resistance P0350 6 Increase the ramp up time P1120 7 Reduce the boost set in P1310 P1311 and P1312 8 Check whether the motor is obstructed or overloaded F0002 Overvoltage Supply voltage out of tolerance Check whether the supply voltage load is regenerating is within the limits indicated on the rating plate Check if dc link voltage controller P1240 is enabled and parameterized correctly Increase the ramp down ti
20. disengagement of the Emergency Stop facility must not lead to uncontrolled or undefined restart Wherever faults occurring in the control equipment can lead to substantial material damage or even grievous bodily injury i e potentially dangerous faults additional external precautions must be taken or facilities provided to ensure or enforce safe operation even when a fault occurs e g independent limit switches mechanical interlocks etc Certain parameter settings may cause the inverter to restart automatically after an input power failure This equipment is capable of providing internal motor overload protection in accordance with UL508C section 42 Refer to P0610 level 3 and P0335 PT is ON by default Motor overload protection can also be provided using an external PTC via a digital input This equipment is suitable for use in a circuit capable of delivering not more than 10 000 symmetrical amperes rms for a maximum voltage of 230 460V when protected by a time delay fuse see Table on page 102 This equipment must not be used as an emergency stop mechanism see EN 60204 9 2 5 4 Warnings Repairs on equipment may only be carried out by Siemens Service by repair centers authorized by Siemens or by qualified personnel who are thoroughly acquainted with all the warnings and operating procedures contained in this manual Any defective parts or components must be replaced using parts contained in the rel
21. has been reached the motor I t calculation is 100 see r0034 This parameter defines the calculated l t value in at which a warning A0511 is generated Note A motor over temperature trip F0011 is produced at 110 of this level P0640 Motor overload factor 0 2 400 3 RNG 150 Defines instantaneous Motor overload factor as a of the nominal motor current This value is limited to 150 of nominal inverter current rO207 or to 400 of the motor current whichever is the lower P0700 Selection of command source 0 1 6 7 0 Parameter for selecting the digital command source When the parameter is changed all o digital input parameters will be set to reasonable values Possible Settings Factory default setting keypad BOP AOP Terminal USS1 on BOP Link RS 232 USS2 on Comm Link RS 485 PROFIBUS Fieldbus on Comm Link Note Changing this parameter resets the settings to default on the item selected e g if you change from setting 1 to setting 2 all digital inputs will now have default settings 1 Selects function of digital input 1 0 Digital input disabled 1 ON Right 2 ON Left ON Reverse 3 OFF2 coast to standstill 4 OFF3 Quick ramp down P1135 defines OFF3 ramp down time 9 Fault acknowledge JOG right JOG left Reverse Increase frequency Main additional setpoint Keypad P1000 Decrease frequency Main or additional setpoint Keypad Fixed frequency 1 see P1001 Fixed frequency 1 ON
22. or the Serial Interface Parameters can be changed and set using the BOP to adjust the desired properties of the inverter such as ramp times minimum and maximum frequencies etc The parameter numbers selected and the setting of the parameter values are indicated on the optional five digit LCD display Notes If you press the A or V button momentarily the values change step by step If you keep the buttons pressed for a longer time the values scroll through rapidly Inthe parameter tables Kai Parameters can only be changed during quick commissioning e g if P0010 0 Indicates parameters that can be changed during operation a Indicates that the value of this factory setting depends on the rating of the inverter All other parameters can only be changed when the inverter is stopped Read only parameters are indicated with r instead of P P0010 initiates quick commissioning The inverter will not run unless P0010 is set to 0 after it has been accessed This function is automatically perform if P3900 gt 0 P0004 acts as a filter allowing access to parameters according to their functionality If an attempt is made to change a parameter that cannot be changed in this status for example cannot be changed whilst running or can only be changed in quick commissioning then will be displayed MICROMASTER 420 Operating Instructions 43 6SE6400 5AA00 OBPO International English 5 SYSTEM PA
23. percentage of the maximum allowed value Note A value of 100 means that the motor has reached its maximum allowed operating temperature When this occurs the inverter will attempt to reduce the motor loading as defined by parameter P0610 Level 3 0 Displays the electrical energy used by the drive since the display was last reset see P0040 my Note Value will get reset when P3900 1 during quick commissioning or when PO970 1 factory reset or by using P0040 E CO Energy consumpt Meter 0 Resets energy consumption display to zero Possible Settings 0 No reset 1 Reset r0039 to 0 Note Reset occurs when P is pressed P0040 Reset energy consumption meter 0 1 50 MICROMASTER 420 Operating Instructions 6SE6400 5AA00 OBPO 5 SYSTEM PARAMETERS International English Min P0003 User see Max Access Level ATANIR Parameter Name P0004 Setting Number Default Units Changeable Status CO BO Status word 1 This parameter displays the first active status word of the inverter bit format and can be used to diagnose inverter status A description of the Status word display segments is given in the Parameter Introduction and can be interpreted as follows Possible values Bit O Drive ready Bit 1 Drive ready to run Bit 2 Drive running Bit 3 Drive fault active Bit 4 OFF2 active Bit 5 OFF3 active Bit 6 Switch on inhibit active Bit 7 Drive warning active Bit 8 Deviation setpoint a
24. product should carry out work on the device system Only permanently wired input power connections are allowed This equipment must be grounded IEC 536 Class 1 NEC and other applicable standards Ifa Residual Current operated protective Device RCD is to be used it must be an RCD type B Machines with a three phase power supply fitted with EMC filters must not be connected to a supply via an ELCB Earth Leakage Circuit Breaker see DIN VDE 0160 section 5 5 2 and EN50178 section 5 2 11 1 The following terminals can carry dangerous voltages even if the inverter is inoperative the power supply terminals L L1 N L2 L3 the motor terminals U V W DC DC This equipment must not be used as an emergency stop mechanism see EN 60204 9 2 5 4 Caution The connection of power motor and control cables to the inverter must be carried out as shown in Figure 2 4 on page 25 to prevent inductive and capacitive interference from affecting the correct functioning of the inverter MICROMASTER 420 Operating Instructions 6SE6400 5AA00 OBPO FOREWORD Operation International English Warnings Repair MICROMASTERS operate at high voltages When operating electrical devices it is impossible to avoid applying hazardous voltages to certain parts of the equipment Emergency Stop facilities according to EN 60204 IEC 204 VDE 0113 must remain operative in all operating modes of the control equipment Any
25. start and run at the preset jog Jog motor frequency The inverter stops when the button is released Pressing this button when the inverter motor is running has no effect This button can be used to view additional information See also Section 5 1 2 It works by pressing and holding the button It shows the following starting from any parameter Functions during operation 1 DC link voltage indicated by d units V 2 output current A 3 output frequency Hz 4 output voltage indicated by o units V 5 The value selected in P0005 Access parameters Pressing this button allows access to the parameters Pressing this button increases the displayed value Increase value To change the Frequency Setpoint via the BOP set P1000 1 Pressing this button decreases the displayed value Decrease value To change the Frequency Setpoint via the BOP set P1000 1 Figure 3 3 Buttons on the Basic Operator Panel MICROMASTER 420 Operating Instructions 6SE6400 5AA00 0BPO 31 International English 3 COMMISSIONING Changing parameters with the BOP The following description shows how to change the parameter P1082 use this description as a guide for setting any parameters using the BOP Press Ce to access parameters 0000 Hz POO 19 2 Press until P0010 is displayed Press Ce to access P0010 parameter i n value level T P 1 4 Press Q
26. the power section tests actions will not function correctly have failed 2 Replace inverter only 2 Some of the control board tests have failed 4 Some of the functional tests have failed 8 Some of the IO module tests have failed Vector only 16 The Internal Ram has failed its check on power up Service mode MICROMASTER 420 Operating Instructions 95 6SE6400 5AA00 0BP0 International English 6 TROUBLESHOOTING Table 6 3 MICROMASTER 420 Warning Codes nae Possible Cause Diagnosis amp Remedy A0501 Current Limit 1 Check whether the motor power corresponds to the inverter power 2 Check that the cable length limits have not been exceeded 3 Check motor cable and motor for short circuits and earth faults 4 Check whether the motor parameters correspond with the motor being used Check the stator resistance Increase the ramp up time Reduce the boost Check whether the motor is obstructed or overloaded COO NOD A Overvoltage limit Mains supply too high Check that mains supply voltage is within allowable range Load regenerative 2 Increase ramp down times Note Ramp down time too short Vdc max controller is active ramp down times will be automatically increased UnderVoltage Limit Mains supply too low Ensure that mains supply voltage ae remains within allowable range Short mains interruption Inverter Warning level of inverter heat sink 1 Check if ambient tempe
27. to 1 D00 D00 Table 3 2 shows the factory default settings for operation via the Basic Operator Panel Table 3 2 Default settings for operation using the BOP Parameter Meaning Default Europe North America P0100 Operating Mode Europe US 50 Hz kW 60Hz hp P0307 Power rated motor kW Hp kW Hp S P0310 Motor frequency rating 50 Hz 60 Hz P0311 Motor speed rating 1395 1 680 rom depending on variant P1082 Maximum Motor Frequency 50 Hz 60 Hz 30 MICROMASTER 420 Operating Instructions 6SE6400 5AA00 OBPO 3 COMMISSIONING International English Buttons on the Basic Operator Panel Panel Button Function Effects P 1 Indicates Status The LCD displays the settings currently used by the converter Pressing the button starts the converter This button Start converter is disabled by default To enable this button set P0700 1 OFF 1 Pressing the button causes the inverter to come to a standstill at the selected ramp down rate Disabled by default to enable set Stop converter P0700 1 OFF2 Pressing the button twice or once long causes the motor to coast to a standstill This function is always enabled Press this button to change the direction of rotation of the motor Reverse is indicated by a minus sign or a flashing decimal point Disabled by default to enable set P0700 1 Change direction Pressing this button while the inverter has no output causes the motor to
28. 0 to 50Hz Setpoint ASPmax P0760 Y2 100 Analogue y input V 7 A i P0759 X2 10V P0761 0 1V ASPmin P0758 Y1 100 P0757 X1 0 The above example provides 0 to 10V 50Hz to 50Hz with center zero and a holding point 0 2V wide P0758 100 P0761 0 1 0 1V either side of center P2000 50Hz Note Fmin P1080 should be zero when using center zero setup There is no hysteresis at the end of the dead band MICROMASTER 420 Operating Instructions 63 6SE6400 5AA00 0BP0 International English 5 SYSTEM PARAMETERS P0003 User Access Level P0004 Setting Min Parameter Max Number Parameter Name Default Units Changeable 0 Defines y1 of output characteristic 0 P0779 Value X2 of analog output characteristics Defines x2 of output characteristic A P0780 Value Y2 of analog output characteristics 0 20 See 20 Defines y2 of output characteristic R Status P0771 Analog output function 0 2248 0 21 Defines function of the 0 20 mA analog output _ Possible settings These are the most common values Actual frequency scaled to P2000 Output frequency scaled to P2000 Output voltage scaled to 1000 V DC link voltage scaled to 1000 V Output current scaled to P2002 Level 3 Other values See individual parameter descriptions P0781 Analog output deadband 0 20 0 2 8 o r0774 Analog output value 2 8 Shows the value of the analog output in mA r 2 8 o 2
29. 00 5AA00 0BP0O International English 5 SYSTEM PARAMETERS P0003 User Access Level P0004 Setting Changeable Status Min Parameter Max Parameter Name Number Default Fixed PI setpoint 5 2 22 e Refer to the description in P2201 for Fixed Setpoint 1 Fixed PI setpoint 6 2 22 eo Refer to the description in P2201 for Fixed Setpoint 1 P2207 Fixed setpoint 7 2 22 eo Refer to the description in P2201 for Fixed Setpoint 1 CO Fixed PI setpoint Displays the total output of the PI fixed setpoint selection Setpoint Memory of the Motorized Potentiometer Keypad Setpoint 0 2 1 22 0 setpoint memory disabled 0 te 1 setpoint memory enabled If O is selected the setpoint returns to the value set in P2240 after an OFF command If 1 is selected the active setpoint is remembered and P2240 is updated with the current value Refer to P2240 7 Inhibit rev dir PI MOP setp 0 2 1 10 Inhibits the reverse setpoint selection when keypad Motorized Potentiometer is chosen either as main setpoint or additional setpoint using P1000 Possible settings 0 Reverse direction is allowed it is possible to change motor direction using the keypad Motorized Potentiometer setpoint increase decrease frequency either by using digital inputs or keypad up down buttons 1 Reverse direction inhibited Setpoint PI MOP Allows the user to set a digital PI setpoint
30. 00 5AA00 OBPO APPENDIX E International English E Removing Y Cap Frame Sizes B and C A gt Stier MICROMASTER 420 Operating Instructions 117 6SE6400 5AA00 OBPO International English APPENDIX E 118 MICROMASTER 420 Operating Instructions 6SE6400 5AA00 OBPO APPENDIX F F User Parameter Settings Please enter your parameter settings in the following table Parameter User Number Settings Table E 1 Parameter User Number settings on roooo ro002 S Pooo3 S 1 Pooo4 0O Pooo5 2 P0010 J J O 0018 0021 S 0025 S 0026 00277 f S 0034 ro039 P0040 0O roos2 S 0053 0056 J So o Poto S O 0206 0207 S 0208 Po3o0o f S 1 Po304 J S Po305 IP Po307 et PE P0308 eee es ee P0309 rr ae 50 User s Parameters Settings Parameter User Number setings on r0774 a P0777 n P0778 et en area P0779 FT 100 P0780 ed 20 P0781 P0918 P0970 P1000 P1001 P1002 P1003 o 10 P1004 Ld 15 P1005 20 P1006 i al 25 P1007 30 P1016 Lo P1017 C P1018 P1031 Ss P1040 ae P1058 a P1059 Es P1060 et P1061 a P1080 w e o P1082 5 P1120 _ 10 P1121 10 P1130 J 0O P1131 S O P1132 0O P1133 O P1134 O P1135 a ae P1200 PAO S i as P1215 Pie op o PT J S a A P1232 10 P1233 J S O0 P1236 _ __ 0 MICROMASTER 420 Operating Inst
31. 0071 MICROMASTER 420 Operating Instructions 6SE6400 5AA00 0BPO 121 International English APPENDIX G 122 MICROMASTER 420 Operating Instructions 6SE6400 5AA00 OBPO AOP AC BI BO BOP DC CI CO EEC ELCB EMC EMI FCC FCL IGBT LCD LED PI PLC PTC RCCB RCD RPM SDP APPENDIX H International English H List of Abbreviations Advanced Operator Panel Alternating Current Binector Input Binector Output Basic Operator Panel Direct Current Connector Input Connector Input European Economic Community Earth Leakage Circuit Breaker Electro Magnetic Compatibility Electro Magnetic Interference Flux Current Control Fast Current Limitation Insulated Gate Bipolar Transistor Liquid Crystal Display Light Emitting Diode Proportional and Integral Programmable Logic Controller Positive Temperature Coefficient Residual Current Circuit breaker Residual Current Device Revolutions Per Minute Standard Display Panel MICROMASTER 420 Operating Instructions 6SE6400 5AA00 0BPO 123 International English APPENDIX H 124 MICROMASTER 420 Operating Instructions 6SE6400 5AA00 OBPO INDEX International English Index A Advanced Operator Panel operation with AOP 34 Altitude 19 Ambient operating conditions 19 Applicable standards European EMC Directive 121 European Low Voltage Directive 121 European Machinery Directive 121 ISO 9001 121 Underwriters Laboratories 121 Atmospheric pollution 19 B
32. 38 39 Operation with long cables 22 Residual Current Device 21 ungrounded IT supplies 21 Operator panel front panel controls 29 Operator panels Advanced Operator Panel 34 available panels 29 Basic Operator Panel BOP 30 changing the operator panel 109 changing the panel 29 Status Display Panel SDP 29 Overheating 19 P Parameters changing parameters with BOP 32 overview of MICROMASTER parameters 42 system parameters 41 system parameters and definitions 48 user settings 119 Performance characteristics 16 Power and motor connections 22 single phase 23 Power and motor terminals 125 International English INDEX gaining access to 22 Power connections 22 Protection characteristics 16 Q Qualified personnel 6 R Residual Current Device operation with 21 Safety instructions 7 Shock 19 Status Display Panel default settings with BOP 30 operation with SDP 29 warnings and faults states 30 System Parameters and Definitions 48 126 T Temperature 19 Troubleshooting 91 U Ungrounded IT supplies operation with 21 V Vibration 19 W Warnings cautions amp notes commissioning amp definitions 6 dismantling amp disposal 9 general 7 operation 9 repair 9 transport amp storage 8 Water hazard 19 MICROMASTER 420 Operating Instructions 6SE6400 5AA00 OBPO Suggestions and or Corrections To Technical
33. 4 2 Command Sources P0700 cccccccssecccceseecceseecceseecseseeeseesecsegeeesseeeesseesessenseenes 38 43 ORF and braking FUNCOMS sessista innn a aeaa aa ceed evades esi 39 AA COMMON Modes P T300 a a etl oles ity a etl es 40 4S Faultsand Warnings ereis alta ddnagh dd yeas Wed vetatien sl 44h Ux die Aeaenas Aayed a ia 40 5 System Parameters septs seis nyki e ap eee E Dr Eo pesia 41 5 1 Overview of MICROMASTER System Parameters cc cccccecseeeeeeeeeeeseeeeeeaeeeesaaes 42 5 2 Introduction to MICROMASTER System Parameters cccccecececseeeeeeeeeeeneeeeeaees 43 5 3 System Parameters and Definitions c ccccccssececcsseeeceeeeeeceeseceeseeessesseesaesesseaees 48 6 TROUDISSMOOUING snena naa E e E NE O a 91 6 1 Troubleshooting with the Status Display Panel ccccccccecsseeeeeeeeeeseeeeeeeeeeesaeeees 92 6 2 Troubleshooting with the Basic Operator Panel ccccccccceccceeeeeseeeeseeeeseeeeeeeeeaes 93 6 3 MICROMASTER 420 fault codes ccccccccceeseeeeseeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeseeeeeeeeeeerereg 94 T MICROMASTER 420 Specifications cccccecccecceeeeeeeeeeeeeeeeeeeeeesaeeeeesaaeeeeesaaneees 99 8 Supplementary Information cccccsecccseeceececeeeeceeeceeeceueecsucecsueeseeeesseeseueesseeess 103 Onl AvalabBle Oplos ars a e E Aa ceautacaiehsseavenesdouased 104 8 2 Electro Magnetic Compatibility EMC ec cccecceecseeeeeeeeeeeseeeeesee
34. 5 e Defines fixed frequency setpoint 2 See description for P1001 Fixed frequency 3 Defines fixed frequency setpoint 3 See description for P1001 68 MICROMASTER 420 Operating Instructions 6SE6400 5AA00 OBPO 5 SYSTEM PARAMETERS International English Mi P0003 User Parameter M Access Level F Parameter Name P0004 Setting Number Default Units Changeable Status Fixed frequency 4 Defines fixed frequency setpoint 4 See description for P1001 Fixed frequency 5 Defines fixed frequency setpoint 5 See description for P1001 Fixed frequency 6 Defines fixed frequency setpoint 6 See description for P1001 Fixed frequency 7 Defines fixed frequency setpoint 7 See description for P1001 Setpoint memory of the MOP Saves the last keypad Motor potentiometer setpoint that was active before OFF command or power down Possible settings 0 Not saved 1 Saved P1040 is updated Note On next ON command keypad Motor potentiometer setpoint will be the saved value in P1040 Inhibit reverse direction of MOP Inhibits the reverse setpoint selection when keypad Motor potentiometer is chosen either as main setpoint or additional setpoint using P1000 Possible Settings 0 Reverse direction is allowed it is possible to change motor direction using the keypad Motor potentiometer setpoint increase decrease frequency either by using digital inputs or keypad up down buttons
35. 50 Hz 30 A m Electrostatic Discharge EN 61000 4 2 8 kV air discharge Burst Interference EN 61000 4 4 2 kV power cables 2 kV control Radio Frequency Electromagnetic Field ENV 50 140 80 1000 MHz 10 V m 80 AM amplitude modulated power and signal lines Radio frequency Electromagnetic Field ENV 50 204 900 MHz 10 V m 50 duty pulse modulated cycle 200 Hz repetition rate These limits are dependent on the inverter being correctly installed inside a metallic switchgear enclosure The limits will not be met if the inverter is not enclosed Notes e To achieve these performance levels you must not exceed the default Pulse frequency nor use cables longer than 25 m e The MICROMASTER inverters are intended exclusively for professional applications Therefore they do not fall within the scope of the harmonics emissions specification EN 61000 3 2 e Maximum mains supply voltage when filters are fitted is 460V 106 MICROMASTER 420 Operating Instructions 6SE6400 5AA00 OBPO 8 SUPPLEMENTARY INFORMATION International English Table 8 4 Compliance Table Class 1 General Industrial 6SE6420 2U A0 Unfiltered units all voltages and powers Class 2 Filtered Industrial 6SE6420 2A A0 All units with integral Class A filters 6SE6420 2A A0 with Frame size A units 400 480 V with external Class A footprint filters 6SE6400 2FA00 6AD0 Class 3 Filtered for residential commercial and light industry 6SE6420 2U
36. 757 X1 input V P0759 X2 10V P0758 Y1 ASPmin Alternative possibilities are given by the diagrams below A ASPmax OV ASPmin ASPmin Notes Analog Setpoints represent a of the normalized frequency in P2000 Analogue Setpoints may be larger than 100 ASPmax represents the highest analog setpoint This may be at OV ASPmin represents the lowest analog setpoint This may be at 10V Default values provide a scaling of OV 0 and 10V 100 P0758 Value Y1 of analog input scaling Sets value of Y1 as described in P0757 P0759 Value X2 of analog input scaling Sets value of X2 as described in P0757 P0760 Value Y2 of analog input scaling Sets value of Y2 as described in P0757 62 P0003 User Access Level P0004 Setting Changeable MICROMASTER 420 Operating Instructions 6SE6400 5AA00 0BP0 5 SYSTEM PARAMETERS International English P0003 User Parameter ae PeCe See Parameter Name P0004 Setting Number Default Changeable Status P0761 Width of deadband 0 2 10 8 0 o Defines width of deadband on analog input V Please see following diagrams for explanations of use Example 1 2 to 10V 0 to 50Hz Setpoint P0760 Y2 100 ASPmax Analogue input V P0758 Y1 0 ASPmin P0761 P0757 X1 2V P0759 X2 10V 2V e above example provides a 2 to 10V 0 to 50Hz analog input P0757 2V P0761 2V P2000 50Hz Example 2 Center Zero 0 to 10V 5
37. CROMASTER 420 Inverter For more detailed information on MICROMASTER 420 publications and for information about other publications in the MICROMASTER range please contact your local Siemens office or refer to our Web Site http www siemens de micromaster MICROMASTER 420 Operating Instructions 5 6SE6400 5AA00 OBPO International English FOREWORD Definitions and Warnings Danger For the purpose of this documentation and the product warning labels Danger indicates that death severe personal injury or substantial damage to property will result if proper precautions are not taken Warning For the purpose of this documentation and the product warning labels Warning indicates that death severe personal injury or substantial damage to property can result if proper precautions are not taken Caution For the purpose of this documentation and the product warning labels Caution indicates that minor personal injury or material damage can result if proper precautions are not taken Note For the purpose of this documentation Note indicates important information relating to the product or highlights part of the documentation for special attention Qualified personnel For the purpose of this Instruction Manual and product labels a Qualified person is someone who is familiar with the installation mounting start up and operation of the equipment and the hazards involved He or she must have the following qu
38. CROMASTER 420 Operating Instructions 21 6SE6400 5AA00 0BPO International English 2 INSTALLATION Operation with long cables JN 2 4 2 AN JN Caution The control power supply and motor leads must be laid separately Do not feed them through the same cable conduit trunking Never use high voltage insulation test equipment on cables connected to the inverter All inverters will operate at full specification with cable lengths up to 50 m screened or 100 m unscreened Power and motor connections Warning Isolate the mains electrical supply before making or changing connections to the unit Ensure that the motor is configured for the correct supply voltage single three phase 230 V MICROMASTERS must not be connected to a 400 V three phase supply When synchronous motors are connected or when coupling several motors in parallel the inverter must be operated with voltage frequency control characteristic P1300 0 2 or 3 Caution After connecting the power and motor cables to the proper terminals make sure that the covers have been replaced properly before supplying power to the unit Note Ensure that the appropriate circuit breakers fuses with the specified current rating are connected between the power supply and inverter see table on page 102 Use Class 1 60 75 C copper wire only for UL compliance For tightening torque see table on page 107 To tighten up the power terminal screws u
39. Documentation Manager Suggestions Siemens Automation amp Drives Corrections Siemens plc For Publication Manual Automation amp Drives Varey Road Congleton CW12 1PH Fax 44 0 1260 283603 Email Technical documentation con siemens co uk User Documentation MICROMASTER 420 From Operating Instructions Name Order Number 6SE6400 5AA00 OBPO Date of Issue A1 Company Service Department Should you come across any printing errors when reading this publication Address _ o S O please notify us on this sheet Suggestions for improvement are also welcome Telephone Telefax MICROMASTER 420 Operating Instructions 127 6SE6400 5AA00 OBPO 128 MICROMASTER 420 Operating Instructions 6SE6400 5AA00 OBPO VIEW OF UNITS International English View of Unit Frame Size A Frame Size B amp C Standard Display Panel fitted Power Terminal Connections Control Terminal Connections Access to Y Cap MICROMASTER 420 Operating Instructions 129 6SE6400 5AA00 OBP0O Order Number 6SE6400 5 AA00 08B P 0 Drawing Number G8s85139 K1790 U020212 lt A2 A amp D SD VM 4 Siemens Aktiengesellschaft Siemens AG 2000 Subject to change without prior notice Order No 6SE6400 5AA00 0BPOOperating Instructions Printed in UK Date October 2000 Excellence in Automation amp Drives Siemens
40. O No calculation 1 Calculation of motor parameters from entered rating plate data Calculates a variety of motor parameters including P0344 Level 3 motor weight PO350 stator resistance P0346 Level 3 magnetization time and P0347 Level 3 0 demagnetization time P2000 reference frequency P2002 Level 3 reference current Note This parameter is required during commissioning to optimize the inverter performance 300 Stator resistance value in Ohms for the connected motor o There are three methods to determine the value for this parameter 1 It is possible to calculate this value using P0340 1 2 It is possible to measure this value using P1910 1 3 Manual measurement using an Ohmmeter Note The value entered in P0350 is the one from the method last used Motor I t time constant 0 16000 Defines motor thermal time constant and is automatically calculated from the motor data S P0340 Note Larger number increases time taken for calculated motor temperature to change o 56 MICROMASTER 420 Operating Instructions 6SE6400 5AA00 OBPO 5 SYSTEM PARAMETERS International English P0003 User Access Level Number Parameter Name Default P0004 Setting Units Changeable P0614 Motor I t overload warning level 0 2 400 3 2 100 o The motor l t calculation estimates the duration for which the motor can be overloaded without overheating When the maximum allowed period
41. PPLEMENTARY INFORMATION Notes The MICROMASTER inverters are intended exclusively for professional applications Therefore they do not fall within the scope of the harmonics emissions specification EN 61000 3 2 Maximum mains supply voltage when filters are fitted is 460V 8 1 Available options The following accessories are available as options for your MICROMASTER MM420 Inverter For more details please refer to the Reference Manual or contact your local Siemens sales office if you require assistance Additional RFI suppression filter Clear Text Display for all languages AOP PROFIBUS module PRO DriveMonitor software for control via PC Output chokes and line chokes IP20 NEMA 1 Accessory Kit Only for Frame Size A 8 2 Electro Magnetic Compatibility EMC All manufacturers assemblers of electrical apparatus which performs a complete intrinsic function and is placed on the market as a single unit intended for the end user must comply with the EMC directive EEC 89 336 There are three routes for the manufacturer assembler to demonstrate compliance Self Certification This is a manufacturer s declaration that the European standards applicable to the electrical environment for which the apparatus is intended have been met Only standards that have been officially published in the Official Journal of the European Community can be cited in the manufacturer s declaration Technical Construction File A technical cons
42. Performance characteristics Flux Current Control FCC for improved dynamic response and motor control Fast Current Limitation FCL for operation with trip free mechanism Built in DC injection brake Compound Braking to improve braking performance Acceleration deceleration times with programmable smoothing gt gt gt gt Closed loop control using Proportional Integral PI control loop function Protection characteristics 16 Complete protection for motor and inverter Overvoltage undervoltage protection Overtemperature protection for the inverter Ground fault protection Short circuit protection t thermal motor protection MICROMASTER 420 Operating Instructions 6SE6400 5AA00 OBPO 2 INSTALLATION International English Installation This Chapter contains General data relating to installation Dimensions of Inverter Wiring guidelines to minimize the effects of EMI Details concerning electrical installation gt gt gt 2 1 General Sa A AE A A E A E E ANE E AE E A E O 18 2 2 Ambient operating conditions cccccceccssececesecseeeesenceceueeseeeeesesesseessueesesesensesensaes 19 2 3 Mechanical Installation jaicsctacsisec tevusncncdenesurtesuieidesteaciweedaulhareasetsaedaliasaseceriaeee sede 20 24 El cticalinstallatioN aie usu iarleainiiadaue sania 21 MICROMASTER 420 Operating Instructions 6SE6400 5AA00 0BPO International English 2 INSTALLATION Warnings Wor
43. RAMETERS Busy Message In some cases when changing parameter values the display on the BOP shows h a for maximum of five seconds This means the inverter is busy with tasks of higher priority 5 2 1 Access Levels There are four levels of user access Standard Extended Expert and Service selectable by parameter P0003 For most applications Standard and Extended parameters are sufficient The number of parameters that appear within each functional group depends on the access level set in parameter P0003 This document describes access levels 1 and 2 standard and extended other settings are described in the Reference Manual 5 2 2 Quick commissioning P0010 1 It is important that parameter P0010 is used for commissioning and P0003 is used to select the number of parameters to be accessed This parameter allows a group of parameters to be selected that will enable quick commissioning Parameters such as Motor settings and Ramp settings are included At the end of the quick commissioning sequence P3900 should be selected which when set to 1 will carry out the necessary motor calculations and clear all other parameters not included in P0010 1 to the default settings This will only happen in the Quick Commissioning mode 5 2 3 Reset to Factory default To reset all parameters to the factory default settings the following parameters should be set as follows 1 Set P0010 30 2 Set P0970 1 Note The reset process tak
44. SIEMENS MICROMASTER User Documentation SIEMENS MICROMASTER 420 Operating Instructions User Documentation Valid for Release Inverter Type Control Version MICROMASTER 420 October 2000 Issue A2 Overview Installation Commissioning Using the MICROMASTER 420 System Parameters Troubleshooting MICROMASTER 420 Specifications Supplementary Information Appendices Index o o I n mooo D gt Further information is available on the Internet under http www siemens de micromaster Approved Siemens Quality for Software and Training is to DIN ISO 9001 Reg No 2160 01 The reproduction transmission or use of this document or its contents is not permitted unless authorized in writing Offenders will be liable for damages All rights including rights created by patent grant or registration of a utility model or design are reserved Siemens AG 2000 All Rights Reserved MICROMASTER is a registered trademark of Siemens Order Number 6SE6400 5AA00 OBPO Printed in the United Kingdom Other functions not described in this document may be available However this fact shall not constitute an obligation to supply such functions with a new control or when servicing We have checked that the contents of this document correspond to the hardware and software described There may be discrepancies nevertheless and no guarantee can be given that they are completely identical The infor
45. The PI ramp time is only effective on the PI setpoint and only active when the PI setpoint is changed or when a RUN command is given when the PI uses this ramp to reach its value from 0 MICROMASTER 420 Operating Instructions 87 6SE6400 5AA00 0BP0 International English 5 SYSTEM PARAMETERS P0003 User Min Access Level Parameter Max Number Parameter Name Default P0004 Setting Changeable Ramp down time for PI setpoint Sets the ramp down time for the PI setpoint Setpoint Ramp down time r P1121 Setting the ramp down time too short can cause the inverter to trip on overvoltage F0002 overcurrent F0001 Note If PI control is enabled the normal ramp down time P1121 is disabled The PI setpoint ramp is only enabled effective on PI setpoint changes The ramp times used after OFF1 amp OFF3 are defined in P1121 and P1135 respectivel CO PI setpoint 2 22 Displays the total active PI setpoint in P2264 Cl Source of PI feedback 0 2 2294 0 22 755 e Selects the source of the PI feedback signal The most common settings are as follows 155 Analog input 1 Note 1 When the analog input is selected it is possible to implement offset and gain using parameters P756 P760 Note 2 Refer to Using BICO description for further details of other settings Pl feedback filter timeconst 0 2 60 22 ee 0 e Defines PI feedback filter time constant S CO PI feedback
46. V Analog input value normalized to 16384 4000 Hexadecimal Displays the analog input scaled using ASPmin and ASPmax Analog setpoint from the analog scaling function See parameters P0757 to P0760 can vary from ASPmin to ASPmax as shown in the associated diagram The largest magnitude value without sign of ASPmin and ASPmax defines the scaling of 16384 Examples ASPmin 300 ASPmax 100 then 16384 represents 300 This parameter will vary from 5461 to 16384 ASPmin 200 ASPmax 100 then 16384 represents 200 This parameter will vary from 16384 to 8192 Note This value is used as an input to analog BICO connectors P0756 Analog input monitoring 0 2 1 8 Enables analog input monitoring Possible settings 0 Monitoring disabled 1 Monitoring enabled When monitoring is enabled and a deadband is defined P0761 a fault condition will be generated FO080 when the analog input voltage falls below 50 of the deadband voltage Note This function is disabled if the analog scaling block see P0757 P0760 is programmed to output negative setpoints MICROMASTER 420 Operating Instructions 61 6SE6400 5AA00 OBPO International English 5 SYSTEM PARAMETERS Min Parameter Max Number Parameter Name Default Units P0757 Value X1 of analog input scaling Parameters P0757 P0760 are used to configure the analog input scaling as shown Setpoint ASPmax PO760 Y2 Analogue V P0
47. Warnings and faults states on the Status Display Panel The two LEDs on the Status Display Panel indicate the operating status of your inverter These LEDs also indicate various warnings or fault states In section 6 1 the inverter states indicated by the two LEDs are explained 3 1 2 Basic operation with SDP With the SDP fitted the following is possible Start and stopping the motor Reversing the motor Fault Reset Controlling the speed of the motor Connect the terminals as shown in the figure below DIN1 DIN2 j a Start Stop Rev DIN3 24V OV 10V OV AIN AIN 8 9 1 2 3 4 7 5 0 KON Ack Digital Inputs Analogue Inputs Figure 3 2 Basic operation with SDP Note The terminal layout for connecting power and control cables is shown in the photographs on the inside of the back cover of this manual 3 1 3 Commissioning with the Basic Operator Panel BOP The Basic Operator Panel BOP which is available as an option provides access to the inverter parameters and enables you to customize the settings of your MICROMASTER 420 The BOP can be used to configure several MICROMASTER 420 50 00 Hz Inverters There is no need to purchase a separate BOP for each inverter It should be noted that the BOP motor control functions are disabled by default To control the motor via the BOP parameter P0700 should be set
48. ad is applied to the inverter expected inverter Low output voltage eg when 0 2 Check motor parameters boost applied at OHz correspond to motor attached 3 As a result some functions may not work correctly because there is no normal load condition A0923 JOG right and JOG left JOG right and JOG left signals Make sure that JOG right and JOG signals active active together left signals are not applied simultaneously MICROMASTER 420 Operating Instructions 97 6SE6400 5AA00 0BP0 International English 6 TROUBLESHOOTING 98 MICROMASTER 420 Operating Instructions 6SE6400 5AA00 OBPO l 7 MICROMASTER 420 SPECIFICATIONS International English MICROMASTER 420 Specifications Table 7 1 MICROMASTER 420 Specifications 230 V Single Phase MICROMASTER Inverters with built in Class A Filter Order No 6SE6420 2AB 11 2AA0 12 5AA0 13 7AA0 15 5AA0 17 5AA0 21 1BA0 21 5BA0 22 2BA0 23 0CA0 Input voltage range 1AC 200V 240V 10 10 o Input cable Min mm awg 2 5 13 4 11 6 9 Input cable Max mm awg 2 5 13 6 9 10 7 Output cable Min mm awg 1 17 1 5 15 Output cable Max mm awg 2 5 13 6 9 10 7 Dimensions w x h x d mm inches 73x173x149 2 87x6 81x5 87 149x202x172 5 87x7 95x6 77 7 28x9 65x7 68 230 V Three Phase MICROMASTER Inverters with built in Class A Filter Input voltage range BAC 200V 240V 10 10 owa o s o a o o Dimensions w x h x d mm
49. alifications 1 Trained and authorized to energize de energize clear ground and tag circuits and equipment in accordance with established safety procedures 2 Trained in the proper care and use of protective equipment in accordance with established safety procedures 3 Trained in rendering first aid Use for intended purpose only The equipment may be used only for the application stated in the manual and only in conjunction with devices and components recommended and authorized by Siemens Contact address Should any questions or problems arise while reading this manual please contact the Siemens office concerned using the form provided at the back this manual 6 MICROMASTER 420 Operating Instructions 6SE6400 5AA00 OBPO FOREWORD International English Safety Instructions The following Warnings Cautions and Notes are provided for your safety and as a means of preventing damage to the product or components in the machines connected This section lists Warnings Cautions and Notes which apply generally when handling MICROMASTER 420 Inverters classified as General Transport amp Storage Commissioning Operation Repair and Dismantling amp Disposal Specific Warnings Cautions and Notes that apply to particular activities are listed at the beginning of the relevant chapters and are repeated or supplemented at critical points throughout these chapters Please read the information carefully since it is provided for your p
50. aling Value x2 of analog input scaling Value y2 of analog input scaling Width of deadband Cl Analog output function Analog output value Value x1 of analog output char Value y1 of analog output char Value x2 of analog output char Value y2 of analog output char Analog output deadband Drive Features P0004 12 U U U U U U UUU UU 0003 0004 0010 1200 1210 1215 1216 1217 1232 1233 1236 User access level Parameter filter Commissioning Parameter filter Start on the fly Automatic restart Holding brake enable Holding brake release delay Holding time after ramp down DC braking current Duration of DC braking Compound braking current Communication P0010 20 U U U U U U U 46 0003 0010 0918 0927 2000 2010 2011 User access level Commissioning Parameter filter Profibus address Parameters changeable via Reference frequency USS baud rate USS address Setpoint Channel amp Ramp Generator P0004 10 0003 0010 1000 1001 1002 1003 1004 1005 1006 1007 1031 1040 1058 1059 1060 1061 1080 1082 1120 1121 1130 1131 1132 1133 1134 U U U U U U UUU UUU U U U U U U U UU U U U U User access level Commissioning Parameter filter Selection of frequency setpoint Fixed frequency 1 Fixed frequency 2 Fixed frequency 3 Fixed frequency 4 Fixed frequency 5 Fixed frequency 6 Fixed frequency 7 Setpoint memory of the MOP Setpoint of the MOP JOG frequency right JOG frequency left JOG ram
51. anual CB manual for details 96 MICROMASTER 420 Operating Instructions 6SE6400 5AA00 OBPO 6 TROUBLESHOOTING International English Warnin CB Warning 7 see Communication Board specific See CB User Manual A G manual for details A0707 CB Warning 8 see Communication Board specific See CB User Manual CB manual for details CB Warning 9 see Communication Board specific See CB User Manual CB manual for details CB Warning 10 see Communication Board specific See CB User Manual CB manual for details CB Communications Communication with CB Check CB Hardware Error communication board is lost CB Configuration Error CB communication board reports Check CB parameters configuration error Vdc max Controller De Vdc max controller has been de Check parameter inverter input activated activated voltage A0911 Vdc max Controller Ramp down times are being 1 Check parameter inverter input active extended to prevent overvoltage voltage trips and to keep the DC link voltage within acceptable limits 2 Check ramp down times A0920 Analogue input Incorrect parameterization of Analogue input parameters should parameters are not set analogue input parameters not be set to the same value as each correctly other A0921 Analogue Output Analogue Output parameters should Parameters are not set not be set to the same value as each correctly other A0922 No load applied to Output current lower than 1 Check that lo
52. atus Display Panel supplied as standard with your inverter Some general information on a variety of troubleshooting measures A list of the fault codes that may appear on the display of the BOP The cause and recommended corrective action are indicated for each fault code listed 6 1 Troubleshooting with the Status Display Panel cccccccseccceeceseeeeeeeeeeeeeeeeesees 92 6 2 Troubleshooting with the Basic Operator Panel ccccccccceccseeeeeseeceseeeeseeeeeeeesees 93 6 3 MICROMASTER 420 fault COd S 2 oc ccceccccnececccgecscsivesd cc te eiet a EA 94 MICROMASTER 420 Operating Instructions 6SE6400 5AA00 0BPO 91 International English 6 TROUBLESHOOTING Warnings Repairs on equipment may only be carried out by Siemens Service by repair centers authorized by Siemens or by qualified personnel who are thoroughly acquainted with all the warnings and operating procedures contained in this manual e Any defective parts or components must be replaced using parts contained in the relevant spare parts list Disconnect the power supply before opening the equipment for access 6 1 Troubleshooting with the Status Display Panel Table 6 1 explains the meaning of the various states of the LEDs on the Status Display Panel SDP Table 6 1 Inverter conditions indicated by the LEDs on the SDP Inverter Status Definitions Display e o Mains not present Inverter fault other than those list
53. aults and warnings SDP fitted If an SDP is fitted the fault states and warnings are indicated by the two LEDs on the panel see section 6 1 for further information BOP fitted If a BOP is fitted the fault states and warnings listed in Section 6 3 for further information 40 MICROMASTER 420 Operating Instructions 6SE6400 5AA00 OBPO 5 SYSTEM PARAMETERS International English System Parameters This Chapter contains A functional overview of the parameters available for customizing your MICROMASTER MM420 Inverter A detailed list of the parameters used including value range and default setting An in depth description of what the parameter actually does 5 1 Overview of MICROMASTER System Parameters Error Bookmark not defined 5 2 Introduction to MICROMASTER System Parameters Error Bookmark not defined 5 3 System Parameters and Definitions cccecceeee Error Bookmark not defined MICROMASTER 420 Operating Instructions 6SE6400 5AA00 0BPO 41 International English 5 SYSTEM PARAMETERS 5 1 5 1 1 5 1 2 42 Overview of MICROMASTER System Parameters Default setup The MM420 is supplied with a Status Display Panel SDP To change parameters it is necessary to use a Basic Operator Panel BOP Advanced Operator Panel AOP or an external serial interface The MM420 is therefore delivered with the following default settings Motor Parameters to suit a Siemens 4 pole moto
54. ax 0 2 P1131 Ramp up final rounding time 40 10 0 Min Parameter Max Defines smoothing time at end of ramp up as shown in P1130 Ramp down initial rounding time Defines smoothing time at start of ramp down as shown in P1130 Ramp down final rounding time Defines smoothing time at end of ramp down as shown in P1130 MICROMASTER 420 Operating Instructions 73 6SE6400 5AA00 OBPO International English 5 SYSTEM PARAMETERS Mi P0003 User mn Access Level Parameter Max i Number Parameter Name Default P0004 Setting Changeable Units Status Rounding type Defines continuous smoothing default or discontinuous smoothing as a response to OFF commands or setpoint reduction The total smoothing time must be set gt Os otherwise this parameter will have no effect Possible settings Continuous Discontinuous Continuous 74 MICROMASTER 420 Operating Instructions 6SE6400 5AA00 OBPO 5 SYSTEM PARAMETERS International English P0003 User Min Parameter Max Access Level Number Parameter Name Default P0004 Setting Units Changeable Status Start on the fly Starts inverter onto a spinning motor If it is possible that the motor is still spinning e g after a short mains break or if the motor can be driven by the load then flying restart must be used otherwise overcurrent trips will occur This function is particularly useful for motors with high inertia loads Po
55. be combined with DC braking or compound braking 4 3 4 DC braking DC braking is possible together with OFF1 and OFF3 A DC current is applied to stop the motor quickly and hold the shaft stationary until the end of the braking period gt set DC braking see P0701 to P0704 gt set braking period see P1233 gt set braking current see P1232 Note If no digital input is set to DC braking and P1233 0 DC braking will be active after every OFF1 command MICROMASTER 420 Operating Instructions 39 6SE6400 5AA00 0BP0O International English 4 USING THE MICROMASTER 420 4 3 5 Compound Braking Compound Braking is possible with both OFF1 and OFF3 For Compound Braking a DC component is added to the AC current set the braking current see P1236 4 4 Control Modes P1300 The various modes of operation of the MICROMASTER 420 control the relationship between the speed of the motor and the voltage supplied by the inverter There are four modes of operation gt Linear V f control Can be used for variable and constant torque applications such as conveyors and positive displacement pumps gt Flux Current Control FCC This control mode can be used to improve the efficiency and dynamic response of the motor gt Quadratic V f control This mode can be used for variable torque loads such as fans and pumps gt Multi point V f control For information regarding this mode of operation please consult the MM420 Reference Manual 4 5 F
56. ce long two seconds or twice with default settings not possible without BOP AOP OFF3 no standard setting gt Options see P0700 to P0704 38 MICROMASTER 420 Operating Instructions 6SE6400 5AA00 0BP0 4 USING THE MICROMASTER 420 International English Reversing the motor gt Standard Terminal 6 DIN 2 gt Options see P0700 to P0704 4 3 OFF and braking Functions 4 3 1 OFF 1 This command produced by canceling the ON command causes the inverter to come to a standstill at the selected ramp down rate gt Parameter to change ramp time see P1121 Notes gt ON and the following OFF1 command must have the same source gt Ifthe ON OFF1 Command is set to more than one Digital input only the last set Digital Input is number e g DIN3 is active gt OFF1 can be combined with DC braking or Compound braking 4 3 2 OFF2 This command causes the motor to coast to a standstill Note The OFF2 command can have one or more sources By default the OFF2 command is set to BOP AOP This source still exists even if other sources are defined by one of the following parameters P0700 P0701 P0702 P0703 and P0704 4 3 3 OFF3 An OFF3 command causes the motor to decelerate rapidly For starting the motor when OFF3 is set the binary input has to be closed high If OFF3 is high the motor can be started and stopped by OFF1 or OFF2 If OFF3 is low the motor cannot be started gt ramp down time see P1135 Note OFF3 can
57. ctual value Bit 9 PZD control Process Data Control Bit A Maximum frequency reached Bit b Warning Motor overload factor Bit C Motor holding brake active Bit d Motor overload Bit E Motor running direction right Bit F Inverter overload 0 2 0 0 Of Of 0 0 0 0 0 0 0 0 0 0 0 Notes The individual status bits can be configured to the digital output using P0731 To enable the user to read the relevant parameter bits display refer to the diagram below MICROMASTER 420 Operating Instructions 51 6SE6400 5AA00 0BP0 International English 5 SYSTEM PARAMETERS P0003 User Min Parameter Max Access Level Number Parameter Name Default P0004 Setting Units Changeable Status CO BO Status word 2 This parameter displays the second status word of the inverter in bit format It can be used to diagnose the status of the inverter by referring to the information given in the Introduction Possible values Bit O DC brake active Bit 1 Inverter frequency lt switch off limit Bit 2 Inverter frequency lt minimum frequency Bit 3 Current gt limit Bit 4 Actual frequency gt reference frequency Bit 5 Actual frequency lt reference frequency Bit 6 Actual frequency setpoint Bit 7 Voltage lt threshold Bit 8 Voltage gt threshold Bit 9 reserve Bit A PI frequency lt threshold Bit b PI saturation 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 Note Refer to the bitmap d
58. dent limit switches mechanical interlocks etc MICROMASTERS operate at high voltages Certain parameter settings may cause the inverter to restart automatically after an input power failure This equipment is capable of providing internal motor overload protection in accordance with UL508C section 42 Refer to P0610 level 3 and P0335 IT is ON by default Motor overload protection can also be provided using an external PTC via a digital input This equipment is suitable for use in a circuit capable of delivering not more than 10 000 symmetrical amperes rms for a maximum voltage of 230 460V when protected by a time delay fuse see Table on page 102 This equipment must not be used as an emergency stop mechanism see EN 60204 9 2 5 4 4 1 Frequency Setpoint gt Standard Terminal 3 4 AIN AIN gt Options see P1000 Notes For USS see Reference Manual for PROFIBUS see Reference Manual and Profibus Instructions 4 2 Command Sources P0700 Notes The ramp times and ramp smoothing functions also affect how the motor starts and stops For details of these functions please refer to parameters P1120 P1121 P1130 P1134 in the System Parameters on page 41 Starting the motor gt Standard Terminal 5 DIN 1 gt Options see P0700 to P0704 Stopping the motor There are several ways to stop the motor gt Standard OFF 1 Terminal 5 DIN 1 e OFF2 Off button on BOP AOP pressing the Off button on
59. e of the parameters are shown depending on the settings of P0100 Changing motor parameters is not possible unless P0010 3 Ensure that the inverter is configured correctly to the motor i e in the above example delta terminal connection is for 230 V External motor thermal overload protection 8 Motor PTC Inverter Control 5 6 Terminals or 7 1 kQ When operated below rated speed the cooling effect of fans fitted to the motor shaft is reduced Consequentially most motors require de rating for continuous operation at low frequencies To ensure that the motors are protected against overheating under these conditions a PTC temperature sensor must be fitted to the motor and connected to the inverter control terminals as shown in Figure 3 6 Figure 3 6 Motor Overload PTC Connection Note To enable the trip function set parameter P0701 P0702 or P0703 29 MICROMASTER 420 Operating Instructions 6SE6400 5AA00 0BPO 33 International English 3 COMMISSIONING 3 1 4 Commissioning with the Advanced Operator Panel AOP The Advanced Operator Panel AOP is available as an option lts advanced features include the following p00 z a ff gt Multilingual clear text display poker hea ata wee gt Upload download of multiple parameter sets gt Programmable via PC Fn a gt Multidrop capability to drive up to 30 MICROMASTER 4 s Jog Q v Please refer to the AOP Manual for details or contact you
60. e right hand column P0005 Display selection 4606 0 Selects display for parameter rO000 o Most common settings 21 Actual frequency 25 Output voltage 26 DC link voltage 27 Output current Note The settings here refer to read only parameter numbers Please see the appropriate rXXXX parameter descriptions for further details P0010 Parameter groups for commissioning 0 1 30 All 0 This setting allows the parameters to be filtered so that only those related to a group of o functions are selected as shown in the table below Possible settings 0 Ready to Run 1 Quick Commissioning 30 Factory setting Notes This parameter must be reset to 0 before the inverter will run Automatic when P3900 0 default The accessible parameters are also affected by the User Access Level parameter P0003 MICROMASTER 420 Operating Instructions 49 6SE6400 5AA00 0BP0 International English 5 SYSTEM PARAMETERS Mi P0003 User see ae Access Level ATANIR Parameter Name P0004 Setting Number Default Units Changeable Status Firmware version Displays the version number of the installed firmware CO Actual frequency 7 CO Actual output voltage Displays the rms voltage applied to the motor CO Actual DC link voltage CO Actual output current Displays the rms value of the motor current A CO Motor temperature I t 2 g Displays the calculated motor temperature as a
61. ed Defines the access level into parameter sets For most simple applications the default standard setting is sufficient Possible Settings 0 User defined parameter list see P0013 Level 3 for details on use Standard allows access into most frequently used parameters Extended allows extended access to inverter I O functions Expert for expert use only Service only for use by authorized service personnel password protected 48 MICROMASTER 420 Operating Instructions 6SE6400 5AA00 OBPO 5 SYSTEM PARAMETERS International English Min P0003 User Access Level Parameter Max Number Parameter Name Default P0004 Setting Units Changeable Status Parameter Filter Filters the available parameters by functionality so that a more focussed commissioning approach is possible For example with P0004 22 only the PI parameters will be visible Possible Settings All parameters Inverter Motor Commands amp digital I O Analogue O Setpoint channel amp ramp generator Drive features Motor control Communication Alarms warnings amp monitoring PI Controller It is possible to start the inverter with any setting of P0004 Some parameters are Commissioning only parameters and can be viewed within this filter parameter but these can only be set using P0010 1 Quick Commissioning These parameters are defined with the key symbol in th
62. ed below EE MA a a a D E nee oo _ _oFF _ resting _4_ Faut Overourent_ Flashing R1 OFF 5 Faut Overoltage al a _ a oni a_i E O Flashing R1 Flashing R1 Warning Current Limit both LEDs Priority flashing at the same time Flashing R1 Flashing R1 11 Other warning both LEDs alternate flashing Flashing R1 Flashing R2 6 10 Undervoltage trip Undervoltage warning Flashing R2 Flashing R1 12 Inverter is not in ready state display gt 0 Flashing R2 Flashing R2 2 ROM failure both LEDs flashing at the same time Flashing R2 Flashing R2 RAM failure both LEDs alternate flashing R1 On time 900 milliseconds R2 On time 300 milliseconds 92 MICROMASTER 420 Operating Instructions 6SE6400 5AA00 OBPO 6 TROUBLESHOOTING International English 6 2 Troubleshooting with the Basic Operator Panel If the display shows a fault or warning code please refer to Section 6 3 and the following MM420 Fault Codes If the motor fails to start when the ON command has been given e Check that P0010 0 e Check that a valid ON signal is present e Check that P0700 2 for digital input control or P0700 1 for BOP control e Check that the setpoint is present 0 to 10V on Terminal 3 or the setpoint has been entered into the correct parameter depending upon the setpoint source P1000 See Section 5 3 Error Bookmark not defined If the motor fails to run after
63. ed when P0010 1 This parameter is only visible when P0100 0 or 2 i e when the motor power is entered in kW Note A setting of 0 will cause the value to be calculated internally P0309 Motor efficiency rating 0 Nominal motor efficiency from rating plate see diagram P0304 Note This parameter can only be changed when P0010 1 This parameter is only visible when P0100 1 i e when the motor power is entered in hp Note A setting of 0 will cause the value to be calculated internally Motor frequency rating 12 1 650 3 50 kai Nominal motor frequency Hz from rating plate see diagram P0304 Hz MICROMASTER 420 Operating Instructions 55 6SE6400 5AA00 0BP0 International English 5 SYSTEM PARAMETERS Mi P0003 User mn Access Level Parameter Max Number Parameter Name Default P0004 Setting Units Changeable Status Motor cooling Specifies motor cooling system used Possible settings 0 self cooled using shaft mounted fan attached to motor 1 force cooled using separately powered cooling fan Motor speed rating Note 1 Nominal motor speed rpm from rating plate see diagram P0304 Note 2 This parameter can only be changed when P0010 1 Note 3 This parameter must be correct for slip compensation to function properly Note 4 A setting of 0 will cause the value to be calculated internally 0 1 0 P0340 Calculation of motor parameters 0 1 s nas 0 Possible settings _ Q
64. eeeeeneees 29 Figure 3 2 Basic op ration With SDP icat debaselled cians unseen hana us iuivncte E e 30 Figure 3 3 Buttons on the Basic Operator Panel ccccceccsececeeeceeeceeeteeeseeeseeeseeeseeeeeeeseeeeeeeeeees 31 Figure 3 4 Changing parameters via the BOP cccccccccsececeeeeceeeeeeeeaeeeseeeeseeeeseeeseeeeseeeeseeesaeeess 32 Figure 3 5 Typical Motor Rating Plate Example ccccccccceeccceeeeeeeeeeeeeseeeeseeeeseeeseeeseeeeseeeeseeeseeeess 33 Figure 3 6 Motor Overload PTC Connection ccccccccccseccceeeeceeeeee cece eeseeeeseeeeseeeseeeeseeeeseeeeseeesaeeess 33 Figure 3 7 Inverter block GiAGraM ccccecccssccceeecceeeceucecsucecaueeceeceusecausesaueesseeeeueeseuessueeseneensenessaeens 36 List of Tables Table 3 1 Default settings for operation using the Status Display Panel cc ccccceeceseeeeeeeeeeees 29 Table 3 2 Default settings for operation using the BOP ccccecccceececeeeeseeeeeeeeseeeesaeeesaeeeseeeesaues 30 Table 6 1 Inverter conditions indicated by the LEDs on the SDP ccc ecccecccceeeeeaeeeeaeeeseeeeseees 92 Table 6 2 MICROMASTER 420 Fault Codes ccccccccccccssceceeeeceeeeeeeseeceseuseceueeseessusessusesneesaess 94 Table 6 3 MICROMASTER 420 Warning Codes ccccccccceccceececeeeeseeeeae essa eeseeeeseeeeseeesaeeeseneesaees 96 Table 7 1 MICROMASTER 420 Specifications ccccccccccsecceeeceeeeseeeeeceeeeeee
65. eeeeseeeeesaeeeesaees 104 MICROMASTER 420 Operating Instructions 6SE6400 5AA00 0BPO A Changing th Operator Panel ca sess atc ahs nace dla ahs ert atada ae danaa Ga a TEK Taat kaana ta 109 B Removing Covers Frame Size Avcicicdicel ii cane ceelin ie ee eee 111 C Removing Covers Frame Sizes B and Cu ccc cecccccccceccceeeceeeeseeeeeeeeeaeeeseeeeseeeeseeeseeeseeeeaeeess 113 D Removing Y Cap Frame SZE A ernieren ia Ae wh ees 115 E Removing Y Cap Frame Sizes B and Cu cece ceeccceccccseeceseeceecece cece eeceeecueeceeesaueesseeeseeesaas 117 Fause Parameter Seling Srei a a N E 119 G APPlCabIe Standard riyna a T a a a 121 Hesr APDE ANO E a anu hata cumaiatdantrlide neumiedd van tates eideeselaueta 123 WRG wage dessa pets aes E decease tenement gms Sem ee ee 125 12 MICROMASTER 420 Operating Instructions 6SE6400 5AA00 0BP0 List of Illustrations Figure 2 1 Drill pattern for MICROMASTER 420 ccccccccceeccceeeeceeeeeeeesaeeeseeeeseeeeseeeeseeesaeeeseeeeseeees 20 Figure 2 2 MICROMASTER 420 Connection Terminals cccccccseeeceeeeseeeseeeeaeeeseeeesseeeaeeesaneees 23 Figure 2 3 Motor and Power Connections ccccccccescccseecceeeccececeuceceeeesaeeesaeeceusecsueeseeeesseessaeessaeess 23 Figure 2 4 Wiring Guidelines to Minimize the Effects of EMI cece cecccceeeeeeeeeseeeeseeeeaeeeseeeees 25 Figure 3 1 Panels available for the MICROMASTER 420 Inverter ccccccceecceeeseeeeeeeeee
66. eeeeueeeueeaueeeueeenessueeaees 99 Table 7 2 MICROMASTER Performance Ratings ccccccccceeeeaeeeeeeeeeeeeeseeeeseeeeseeeseeeeseeeeaaeeeaes 101 Table 7 3 Wire Sizes amp Terminal Torques Field Wiring COnnectors ccccceeeeeeeeeeeeeeeeeeeeees 101 Table 7 4 MICROMASTER 420 Fuses Sizes and TYP S c cc ceccceeccceeeeeeeeeaeeeseeeeseeeeseeeesaeeees 102 Table 8 1 Class 1 General INGUSUMal iiccsste cessehdesecesevssccncbeessecete dedegeebl sau sekdacedd shee texehieeedeveieseceebdacas 105 Table 8 2 Class 2 Filtered IMGUSTHAl sexieacer sates eee Sass tel eae oad ete secetendas otto deen ae eee acorn 105 Table 8 3 Class 3 Filtered for Residential Commercial and Light Industry eeeeeeeeees 106 Tabl e g4 GComplance ADC eco ose cee ees ne bee eaees dane ee eevee nee pn eee one ee eee 107 Table E 1 Users Parameters SOU Gs oc vcscctcsceses ver cance lnoece eee axes dade Nckvk eantedns ce eee ee ode ae ecco 119 MICROMASTER 420 Operating Instructions 13 6SE6400 5AA00 0BP0 14 MICROMASTER 420 Operating Instructions 6SE6400 5AA00 OBPO OVERVIEW International English Overview This Chapter contains A summary of the major features of the MICROMASTER 420 range tI IRE MICROMAS TERR 420 iisa aie eea a i a i E a 16 We cgi oS 18 2 Soi a a a a a a a a a ae a eRe ee ne 16 MICROMASTER 420 Operating Instructions 6SE6400 5AA00 0BPO 15 International English OVERVIEW 1 1
67. emens 4 pole motor b 3 kW 230 unit requires an external choke e g 4EM6100 3CB and a 30 A mains fuse to operate on a single phase supply 100 MICROMASTER 420 Operating Instructions 6SE6400 5AA00 OBPO 7 MICROMASTER 420 SPECIFICATIONS International English Table 7 2 MICROMASTER Performance Ratings Feature Specification Cs Mains Operating Voltage 200 to 240 V 10 1AC 200 to 240 V 10 3AC 380 to 480 V 10 3AC Power Ranges 200 to 240 V 10 1AC 0 12kW 3 0 kW 200 to 240 V 10 3AC 0 12kKW 5 5 kW 380 to 480 V 10 3AC 0 37kKW 11 0 kW Plate mm inches mm inches mm inches 2 87 6 81 5 87 5 87 7 95 6 77 7 28 9 65 7 68 Temperature Range 10 C to 50 C 95 RH non condensing available Undervoltage Overvoltage Ground Faults Short circuit Stall Prevention Locked Rotor Motor Overtemperature Inverter Overtemperature Setpoint resolution 0 01Hz Digital 0 01 Hz Serial 10 bit Analogue Pulse frequency 2kHz to 16kHz 2kHz steps Digital Inputs 3 programmable isolated inputs switchable active high active low PNP NPN 1 programmable 30V DC 5A resistive 250V AC 2A resistive Analogue Input 1 0 2 to 10V used for frequency setpoint or PI feedback signal In accordance with ISO 9001 CE Marked Conformity with EC Low Voltage Directive 73 23 EEC SEVO aratBtactomagnete Compatisity Drecive S9 336EEC Inverter efficiency 96 to 97 Inrush current Less than
68. ems follow the guidelines stated below Action to Take Ensure that all equipment in the cubicle is well grounded using short thick grounding cable connected to a common star point or busbar Make sure that any control equipment such as a PLC connected to the inverter is connected to the same ground or star point as the inverter via a short thick link Connect the return ground from the motors controlled by the inverters directly to the ground connection PE on the associated inverter Flat conductors are preferred as they have lower impedance at higher frequencies Terminate the ends of the cable neatly ensuring that unscreened wires are as short as possible Separate the control cables from the power cables as much as possible using separate trunking if necessary at 90 to each other Whenever possible use screened leads for the connections to the control circuitry Ensure that the contactors in the cubicle are suppressed either with R C suppressors for AC contactors or flywheel diodes for DC contactors fitted to the coils Varistor Suppressors are also effective This is important when the contactors are controlled from the inverter relay Use screened or armored cables for the motor connections and ground the screen at both ends using the cable clamps Warning Safety regulations must not be compromised when installing inverters 24 MICROMASTER 420 Operating Instructions 6SE6400 5AA00 OBPO 2
69. ersonal safety and will also help prolong the service life of your MICROMASTER 420 Inverter and the equipment you connect to it General Warnings This equipment contains dangerous voltages and controls potentially dangerous rotating mechanical parts Non compliance with Warnings or failure to follow the instructions contained in this manual can result in loss of life severe personal injury or serious damage to property Only suitable qualified personnel should work on this equipment and only after becoming familiar with all safety notices installation operation and maintenance procedures contained in this manual The successful and safe operation of this equipment is dependent upon its proper handling installation operation and maintenance Risk of electric shock The DC link capacitors remain charged for five minutes after power has been removed It is not permissible to open the equipment until 5 minutes after the power has been removed HP ratings are based on the Siemens 1LA motors and are given for guidance only they do not necessarily comply with UL or NEMA HP ratings Caution Children and the general public must be prevented from accessing or approaching the equipment This equipment may only be used for the purpose specified by the manufacturer Unauthorized modifications and the use of spare parts and accessories that are not sold or recommended by the manufacturer of the equipment can cause fires
70. es approximately 10 seconds to complete 44 MICROMASTER 420 Operating Instructions 6SE6400 5AA00 OBPO 5 SYSTEM PARAMETERS International English 9 2 4 Parameter Overview Levels 1 and 2 The following is an overview of Level 1 and 2 parameters For a complete description of all Level 1 and 2 parameters see Section 5 3 Quick Commissioning P0010 1 0100 0300 0304 0305 0307 0308 0309 0310 0311 0335 0640 0700 1000 1080 1082 1120 1121 1135 1300 3900 U U U U U U U UUU UUU U U U U U U U Europe North America Select motor type Motor voltage rating motor current rating Rated motor power s Motor cosPhi rating Motor efficiency rating Motor frequency rating Motor speed rating Motor cooling Motor overload factor Selection of command source Selection of frequency setpoint Min frequency Max frequency Ramp up time Ramp down time OFF3 Ramp down time Control mode End of quick commissioning Motor Data P0004 3 0003 0010 0034 0300 0304 0305 0307 0308 0309 0310 0311 0335 0340 0350 0611 0614 0640 1910 1912 U U U U U U UUU UUU UUU UU User access level Commissioning Parameter filter CO Motor temperature 12t Select motor type Motor voltage rating motor current rating Rated motor power kW or hp Motor cosPhi rating Motor efficiency rating Motor frequency rating Motor speed rating Motor cooling Calculation of motor parameters Sta
71. et via P0700 or P3900 1 2 or factory setting P0970 1 Note signals above 4 V are Active signals below 1 6 V are Inactive r0722 Digital input values Bit display showing status of digital inputs NN Possible values Bit 00 Digital input 1 Bit01 Digital input 2 Bit02 Digital input 3 Bit 03 Digital input 4 Via AIN Note When the signal is active the segment is lit MICROMASTER 420 Operating Instructions 59 6SE6400 5AA00 0BP0 International English 5 SYSTEM PARAMETERS Parameter Number P0731 r0752 Parameter Name Digital output function relay 52 0 52 1 52 2 52 3 52 4 52 5 52 6 52 7 52 8 52 9 52 A 52 b 52 C 52 d 52 E 92 F 53 0 53 1 93 2 93 3 53 4 53 5 53 6 53 7 53 8 53 9 53 A 53 b Note Inverter ready Inverter ready to run Inverter running Inverter fault active OFF2 active OFF3 active Switch on inhibit active Inverter warning active Deviation setpoint actual value PZD control Process Data Control Maximum frequency reached Warning Motor overload factor Motor holding brake active Motor overload Motor running direction right Inverter overload DC brake active Inverter freq less switch off limit P2167 level 3 Inverter freq less minimum freq Current greater or equal than limit P2170 level 3 Act freq greater comparison freq P2155 level 3 Act freq less compariso
72. evant spare parts list Disconnect the power supply before opening the equipment for access Dismantling amp Disposal Notes MICROMASTER 420 Operating Instructions The inverter s packaging is re usable Retain the packaging for future use or return it to the manufacturer Easy to release screw and snap connectors allow you to break the unit down into its component parts You can then re cycle these component parts dispose of them in accordance with local requirements or return them to the manufacturer 6SE6400 5AA00 0BP0 International English FOREWORD 10 MICROMASTER 420 Operating Instructions 6SE6400 5AA00 OBPO Table of Contents 1 ON GIVIGW eenen i ancn a a 15 Vel TheMICROMAS TER 420i esi a a a a sasha tet 16 la FeatUrG enoia N a ae ee ce eee 16 2 NES N ee a a ean carte ees eat oaecen date 17 Zl CICA sc spsicccte cnt E E tated ean cedaee dvd eee eh eee ates 18 22 AMDientoperating Conditions site avaccdse ee si Seavae N E a 19 23 Mechanical NStalal ON sssi ea a aaaea 20 ZA ASISCIIGAL UMS AN AWO M ser OE 21 3 COMMISSIONING jaredicdscocatinncedeutnaeeetioiaciina a E 2 3 1 Front Panels for the MICROMASTER 420 00 cccccccceeeeeeeeeeeeeeeeeaeeeeeeeaeeeeeeesaneeeeeeaas 29 3 2 General operation eee ee ne ee 34 4 Using the MICROMASTER AZO vents cca oneal ciation i Ea a eit a ai 37 A1 FREQUENCY SE lDOIA darductcecacdsaceciesiisuscdatdenestecnd uonastaicsesaeia ceeusedatdcsaseeeadasceetaedyelecaaeceedis 38
73. factory setting P0970 1 e P0003 User Access Level P0004 Setting Min Max petite Changeable Status 0 2 99 7 12 Can only be reset via P0700 or P3900 1 2 or factory setting P0970 1 99 7 9 Selects function on digital input 3 0 Digital input disabled 1 ON Right 2 ON Left ON Reverse 3 OFF2 coast to standstill 4 OFF3 Quick ramp down P1135 defines OFF3 ramp down time 9 Fault acknowledge JOG right JOG left Reverse Increase frequency Main additional setpoint Keypad P1000 Decrease frequency Main or additional setpoint Keypad Fixed frequency 3 see P1003 MICROMASTER 420 Operating Instructions 6SE6400 5AA00 OBPO 5 SYSTEM PARAMETERS International English Mi P0003 User Parameter M Access Level F Parameter Name P0004 Setting Number Default Units Changeable Status Function of digital input 4 via analog input Selects function on digital input 4 via analog input 0 Digital input disabled 1 ON Right 2 ON Left ON Reverse 3 OFF2 coast to standstill 4 OFF3 Quick ramp down P1135 defines OFF3 ramp down time 9 Fault acknowledge JOG right JOG left Reverse Increase frequency Main additional setpoint Keypad P1000 Decrease frequency Main or additional setpoint Keypad DC brake enable see P1230 to P1233 External trip Disable additional setpoint defined in P1000 99 Enable BICO parameterization for expert use only Can only be res
74. form This form of braking becomes active following an OFF1 OFF3 command Increasing the value will generally improve braking performance however if you set the value too high an overvoltage trip may result Possible settings Compound braking disabled Level of DC braking current defined as a of motor rated current P0305 MICROMASTER 420 Operating Instructions 77 6SE6400 5AA00 0BPO International English 5 SYSTEM PARAMETERS Parameter Number 78 Mi P0003 User yan Access Level Parameter Name P0004 Setting Default Units Changeable Status Control mode Controls the relationship between the speed of the motor and the voltage supplied by the inverter Possible values Linear V f default FCC Flux Current Control maintains motor flux current for improved efficiency Quadratic V f suitable for centrifugal fans pumps Multi point V f programmable in Expert Mode only 0 1 2 3 MICROMASTER 420 Operating Instructions 6SE6400 5AA00 OBPO 5 SYSTEM PARAMETERS International English P0003 User Parameter oa Access Level es Parameter Name P0004 Setting Number Default Units Changeable Status Continuous boost 0 2 250 13 Defines a level of boost to apply to both linear and quadratic V f curves according to the 50 e following diagram 70 Linear V f wo V See eS a Sea oe aS Sa a ee A S ee V Max V Nom FEOSOLJ Ii r tents ete ene 100 50 0 F Boost Min F Nom F Max
75. fter mains break blackout power on Restart after fault mains break blackout brownout Restart after mains break blackout brownout Restart after mains break fault ignoring previous history Warning Setting 2 to 5 can cause the motor to restart unexpectedly Note Auto restart will only work if the ON command remains constantly present E g via a digital input wire link If the motor could still be turning or is possibly still being driven by the load flying restart must also be enabled P1200 Holding brake profile enable 0 2 Enables disables holding brake function You can use this function to make the inverter follow the profile below It is also possible to have a relay switch at point 1 and point 2 if programmed in P0731 52 C to control a brake Possible settings 0 Disabled 1 Enabled Note The brake relay opens at Point 1 if enabled using P0731 The brake relay closes at Point 2 Holding brake release delay 0 2 20 12 1 Defines the time at which the inverter runs at fmin before ramping up at point 1 as shown in i P1215 diagram 76 MICROMASTER 420 Operating Instructions 6SE6400 5AA00 0BP0 5 SYSTEM PARAMETERS International English P0003 User Min Access Level Caramels Parameter Name Ka P0004 Setting N Default umber area Changeable Status Note The inverter starts at fmin on this profile i e it does not use a ramp If this is being used to hold the motor at a certain f
76. ges to certain parts of the equipment Emergency Stop facilities according to EN 60204 IEC 204 VDE 0113 must remain operative in all operating modes of the control equipment Any disengagement of the Emergency Stop facility must not lead to uncontrolled or undefined restart Wherever faults occurring in the control equipment can lead to substantial material damage or even grievous bodily injury i e potentially dangerous faults additional external precautions must be taken or facilities provided to ensure or enforce safe operation even when a fault occurs e g independent limit switches mechanical interlocks etc Certain parameter settings may cause the inverter to restart automatically after an input power failure This equipment is capable of providing internal motor overload protection in accordance with UL508C section 42 Refer to P0610 level 3 and P0335 IT is ON by default Motor overload protection can also be provided using an external PTC via a digital input This equipment is suitable for use in a circuit capable of delivering not more than 10 000 symmetrical amperes rms for a maximum voltage of 230 460V when protected by a time delay fuse see Table on page 102 This equipment must not be used as an emergency stop mechanism see EN 60204 9 2 5 4 Caution Only qualified personnel may enter settings in the control panels Particular attention must be paid to safety precautions and warnings at a
77. iagram on page 51 52 MICROMASTER 420 Operating Instructions 6SE6400 5AA00 OBPO 5 SYSTEM PARAMETERS International English Min P0003 User 5 e Max Access Level ATANIR Parameter Name P0004 Setting Number petant Changeable CO BO Status word 1 for V f Displays Statusword V f in bit format which can be used to diagnose inverter status Refer to diagram in r0052 for display layout Possible values Bit O Initialization control finished Bit 1 Motor demagnetizing finished Bit 2 Pulses enabled Bit3 Voltage soft start select Bit 4 Motor excitation finished Bit 5 Starting boost active Bit6 Acceleration boost active Bit 7 Frequency is negative Bit 8 Field weakening active Bit 9 Volts setpoint limited BitA Slip frequency limited Bit b l max controller active BitC Vdc max controller active Bit F Vdc min controller active 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 Note Refer to the bitmap diagram on page 51 P0100 Europe North America 1 1 Determines whether power settings e g nominal rating plate power P0307 are expressed in kW or hp The default settings for the nominal Motor frequency rating P0310 and maximum motor frequency P1082 are also set automatically here in addition to reference frequency P2000 Possible settings 0 1 2 Power settings in kW frequency default 50 Hz Use DIP Switch 2 Power settings in hp frequency default 60 Hz
78. in The setpoint can be changed either by using l te the AV keys on the BOP or by setting P0702 or P0703 to 13 and 14 CO Source of PI setpoint Displays the active digital PI setpoint in l tes Cl PI setpoint 0 2 86 MICROMASTER 420 Operating Instructions 6SE6400 5AA00 OBPO 5 SYSTEM PARAMETERS International English Mi P0003 User mn Access Level Parameter Max Number Parameter Name Default P0004 Setting Units Changeable Status Ramp up time fo Setpoint Setpoint Setpoint Source P2257 P2260 P2253 O h Ramp down time fo Setpoint P2258 PID in upper limit lower limit Transducer P53 10 P53 11 Maximum Error feedback threshold 4 P2273 Feedback Source P2267 PID Output Minimum feedback threshold P2268 P2293 Accel Decel time of PID limits Parameter P2253 allows the user to select the source of the PI setpoint Normally a digital PI setpoint is selected using either a Fixed PI setpoint or an active setpoint The most common settings are as follows 755 Analog input 1 2224 Fixed PI setpoint see P2201 to P2207 2250 Active PI setpoint see P2240 P2257 Ramp up time for PI setpoint 0 2 650 22 1 eo Sets the ramp up time for the PI setpoint f PI Setpoint lt Ramp up time P2257 Setting the ramp up time too short may cause the inverter to trip on overcurrent for example Note If PI control is enabled the normal ramp up time P1120 is disabled
79. int in the cycle the parameter number you started from e g r0000 and release to return to that display MICROMASTER 420 Operating Instructions 6SE6400 5AA00 OBPO 5 SYSTEM PARAMETERS International English Scrolling Function When the user is required to change a value of a parameter the button and the button on the BOP are used to increase and decrease the value respectively Changing single digits in Parameter values For changing the parameter value rapidly the single digits of the display can be changed by performing the following actions Ensure you are in the parameter value changing level see Changing parameters with BOP 1 Press function button which causes the right hand digit to blink 2 Change the value of this digit by pressing ORO 3 Press function button again causes the next digit to blink 4 Perform steps 2 to 4 until the required value is displayed 5 Press the to leave the parameter value changing level Note The function button may also be used to acknowledge a fault condition Jump Function From any parameter rxXXX or PXXXX a short press of the Fn button will immediately jump to rO000 you can then change another parameter if required Upon returning to r0000 pressing the Fn button will return you to your starting point 5 2 Introduction to MICROMASTER System Parameters The parameters can only be changed by using the Basic Operator Panel BOP the Advance Operator Panel AOP
80. ive gear The mains input DC and motor terminals can carry dangerous voltages even if the inverter is inoperative wait 5 minutes to allow the unit to discharge after switching off before carrying out any installation work The inverters can be installed in a side by side configuration but a distance of 100 mm 3 94 inches must be maintained if the inverters are installed on top of each other General Warning The inverter must always be grounded If the inverter is not grounded correctly extremely dangerous conditions may arise within the inverter which could prove potentially fatal Operation with ungrounded IT supplies The MICROMASTER will operate from ungrounded supplies and will continue to operate if an input phase is shorted to ground If an output phase is shorted to ground the MICROMASTER will trip and indicate F0001 On ungrounded supplies it will be necessary to remove the Y capacitor from the inside of the unit and fit an output choke The procedure for removing this capacitor is described in Appendices E and F Operation with Residual Current Device If an RCD also referred to as ELCB or RCCB is fitted the MICROMASTER inverters will operate without nuisance tripping provided that A type B RCD is used The trip limit of the RCD is 300mA The neutral of the supply is grounded Only one inverter is supplied from each RCD The output cables are less than 50m screened or 100m unscreened MI
81. k on the device system by unqualified personnel or failure to comply with warnings can result in severe personal injury or serious damage to material Only suitably qualified personnel trained in the setup installation commissioning and operation of the product should carry out work on the device system Only permanently wired input power connections are allowed This equipment must be grounded IEC 536 Class 1 NEC and other applicable standards Ifa Residual Current operated protective Device RCD is to be used it must be an RCD type B Machines with a three phase power supply fitted with EMC filters must not be connected to a supply via an ELCB Earth Leakage Circuit Breaker EN50178 section 5 2 11 1 The following terminals can carry dangerous voltages even if the inverter is inoperative the power supply terminals L L1 N L2 L3 the motor terminals U V W DC DC Always wait 5 minutes to allow the unit to discharge after switching off before carrying out any installation work This equipment must not be used as an emergency stop mechanism see EN 60204 9 2 5 4 The minimum size of the earth bonding conductor must be equal to or greater than the cross section of the power supply cables Caution The connection of power motor and control cables to the inverter must be carried out as shown in Figure 2 4 on page 25 to prevent inductive and capacitive interference from affecting the correct func
82. l Time taken for the motor to accelerate from standstill up to maximum motor frequency l S l P1082 when no rounding is used f Hz time s 0 a puo gt Setting the ramp up time too short can cause the inverter to trip overcurrent Notes If you are using an external frequency setpoint which already has set ramp rates e g from a PLC optimum drive performance is best achieved if the ramp times in P1120 and P1121 are set to values slightly shorter than those of the PLC Changes to the ramp up or ramp down times are not active until confirmed by pressing the P key Ramp down time 0 1 650 10 10 6a Time taken for motor to decelerate from maximum motor frequency P1082 down to S standstill when no rounding is used f Hz P1121 gt Notes Setting the ramp down time too short can cause the inverter to trip overvoltage F0002 overcurrent FO001 Changes to the ramp up or ramp down times are not active until confirmed by pressing the P key 72 MICROMASTER 420 Operating Instructions 6SE6400 5AA00 OBPO 5 SYSTEM PARAMETERS International English P0003 User Access Level Number Parameter Name Default P0004 Setting Units Changeable Status Ramp up initial rounding time 0 2 40 10 0 o Defines initial smoothing time in seconds as shown on the diagram below s P1130 P1131 where Tup total 2 P1130 X P1120 P1131 T down total Y2 P1132 X P1121 2 P1133 X is defined as Af x F m
83. le for use with the MICROMASTER 420 Inverters The panel on the left is supplied with the inverter as standard and is referred to as the Status Display Panel SDP The Basic Operator Panel BOP and Advanced Operator Panel AOP are available as options Cc RUNNING om fn T Ht F P000 F HZ fl a 1 4 8 RPM 1500 p V 400v V Status Display Panel Basic Operator Panel Advanced Operator Panel Standard Option Option Figure 3 1 Panels available for the MICROMASTER 420 Inverter Changing the front panel The procedure for removing the SDP and fitting the BOP or AOP which are available as options is described in Appendix A 3 1 1 Commissioning with the Status Display Panel SDP The SDP is supplied with your MICROMASTER 420 Inverter as standard This panel has two LEDs on the front which indicate the operational status of the inverter With the SDP the inverter can be used with its default settings for many applications The default settings are shown in Table 3 1 The terminal layout is shown in the photograph of the Control Terminal Connections on the inside of the back cover of this manual Table 3 1 Default settings for operation using the Status Display Panel Digital Input 1 5 P0701 1 ON right Digital Input 2 P0702 12 Digital Input 3 P0703 9 Fault Reset r pm MICROMASTER 420 Operating Instructions 29 6SE6400 5AA00 0BPO International English 3 COMMISSIONING
84. lish 3 2 3 Basic operation with the BOP Prerequisites gt gt gt P0010 0 in order to initiate the run command correctly P0700 1 enables the start stop button on the BOP P1000 1 this enables the motor potentiometer setpoints Press the green RUN Button to start the motor Press the UP Button while the motor is turning Motor speed increases to 50 Hz When the inverter reaches 50 Hz press the DOWN Button Motor speed and display is decreased Change the direction of rotation with the FORWARD REVERSE Button The red button STOPS the motor MICROMASTER 420 Operating Instructions 6SE6400 5AA00 0BPO 35 International English 3 COMMISSIONING Block Diagram 1 3 AC 200V 240V RSD 3 AC 380V 480V Analogue Input Source PE Input Voltage 0 10V FS1 monitoring possible P0756 e Q Input Current 0 20 mA PE L N L1 L2 on 500 Q external resistor Optional Operator Panel K L1 L2 L3 External Power i l Opto CPU Supply isolated 1 Bess i RL1 RL1iB 10 Output Relay RL1 Contacts 0O 250V AC 2A inductive load RL1C 11 an 30V DC 5A resistive load Analogue Output 0 20mA P 14 Serial N 45 Link O RS485 PE The Analogue input circuit can be alternatively configured to provide an additional digital input DIN4 as shown 2 OV 24V _ 9 2 OV Isolated Figure 3 7 Inverter block diag
85. ll times The MICROMASTER 420 is supplied with a Status Display Panel SDP and default parameter settings that cover the following requirements The motor rating data voltage current and frequency are all compatible with the inverter data A standard Siemens motor is recommended Linear V f motor speed controlled by an analogue potentiometer Maximum speed 3000 min with 50 Hz 3600 min with 60 Hz controllable using a potentiometer via the inverter s analogue inputs Ramp up time Ramp down time 10 s lf more complex application settings are required please refer to the parameter listing in these Operating Instructions For changing parameters you will need one of the optional modules Basic Operator Panel BOP or the Advanced Operator Panel AOP described below Furthermore the parameters can be changed by communication options refer to the Reference Manual For instruction on how to exchange replace the Operator Panels see Appendix A Note The same BOP AOP can be used for each MICROMASTER 420 After changing the parameters replace the BOP AOP by the SDP The terminal layout for connecting power and control cables is shown in the photograph on the inside of the back cover of this manual MICROMASTER 420 Operating Instructions 6SE6400 5AA00 OBPO 3 COMMISSIONING International English 3 1 Front Panels for the MICROMASTER 420 Front panels The front panels shown below are availab
86. mation contained in this document is reviewed regularly and any necessary changes will be included in the next edition We welcome suggestions for improvement Siemens handbooks are printed on chlorine free paper that has been produced from managed sustainable forests No solvents have been used in the printing or binding process Document subject to change without prior notice Siemens Aktiengesellschaft MICROMASTER 420 Operating Instructions 6SE6400 5AA00 OBPO FOREWORD International English Foreword User Documentation Warning Before installing and commissioning you must read the safety instructions and warnings carefully and all the warning labels attached to the equipment Make sure that the warning labels are kept in a legible condition and replace missing or damaged labels MICROMASTER documentation is structured within three distinct levels Getting Started Guide The Getting Started Guide is designed to give you quick access to all the basic information required to install and set up your MICROMASTER 420 for operation Operating Instructions The Operating Instructions provide detailed information for installation and operation of your MICROMASTER 420 The Operating Instructions also provide detailed descriptions of the parameters available for customizing the functions of the MICROMASTER 420 Reference Manual The Reference Manual contains in depth information on all technical issues relating to the MI
87. me P1121 F0003 Undervoltage Mains supply removed when Check whether the supply voltage inverter is running is within the limits indicated on the rating plate Check the supply is not subject to temporary failures or voltage reductions F0004 Inverter Ambient temperature outside of Check that the integral fan rotates Overtemperature limits when drive is running Check if pulse frequency is set to Fan failure default value Ambient temperature could be higher than specified for the inverter Check that air inlet and outlet points are not obstructed F0005 Inverter I T Inverter is overloaded Check if load duty cycle is within specified limits Check that motor power corresponds to inverter power FOO11 Motor Overtemperature Motor overloaded Check motor data IT Motor data incorrect Check parameter for motor thermal time constant 4 Boost settings too high P1310 Check parameter for motor It P1311 P1312 warning level Long time period operating at low speeds F0041 Stator resistance Stator resistance measurement Check if the motor is connected to measurement failure failure the inverter Check that the motor data has been entered correctly 94 MICROMASTER 420 Operating Instructions 6SE6400 5AA00 OBPO Check loading on motor 6 TROUBLESHOOTING International English Fault Code Possible Causes Diagnosis amp Remedy Parameter EEPROM Reading or writing of the non 1 Factory
88. missioning with factory reset of parameters and I O settings not in Quick Commissioning group P0010 1 see note 1 2 End Quick Commissioning with reset of I O settings only see note 2 below 3 End Quick Commissioning performing motor calculations only After completion of the Calculations P3900 is also reset to its original value 0 Note 1 When setting 1 is selected it causes the loss of all other parameter changes except the parameters from the commissioning menu Quick commissioning this includes the I O settings Motor calculations are also performed Note 2 When setting 2 is selected only the parameters which depend on the parameters in the commissioning menu Quick commissioning P0010 1 are calculated Also the I O settings are reset to default Motor calculations are also performed Note 3 When setting 3 is selected only the motor parameters are performed as shown in note 5 Note 4 This parameter can only be changed when P0010 1 Note 5 Calculates a variety of motor parameters overwriting previous values including P0344 motor weight P0350 Level 3 stator resistance P0346 Level 3 magnetization time and P0347 Level 3 demagnetization time P2000 reference frequency P2002 reference current 90 MICROMASTER 420 Operating Instructions 6SE6400 5AA00 0BP0 6 TROUBLESHOOTING International English Troubleshooting This Chapter contains An overview of the inverter states indicated by the LEDs on the St
89. n Max petite Changeable Status 2 21 2 22 The PI closed loop controller can be enabled by the setting 1 with this function Once the PI controller is enabled the normal ramp times set in P1120 and P1121 are automatically disabled as are the normal frequency setpoints However following an OFF1 or OFF 3 command the inverter output frequency will be ramped to zero using the ramp time set in P1121 P1135 for OFF3 Note 2 The PI setpoint source is selected using P2253 The PI setpoint and PI feedback signal are interpreted as values not Hz The output of the PI controller is displayed as a percentage and then normalized into Hz through P2000 when PI is enabled Note 3 The minimum and maximum motor frequencies P1080 and P1082 as well as the skip frequencies P1091 to P1094 are still active on the inverter output However enabling skip frequencies with P1 control can lead to instabilities Note 4 In level 3 the PI controller source enable can also come from the digital inputs in settings 722 0 to 722 2 for DIN1 DIN3 or any other BICO source MICROMASTER 420 Operating Instructions 6SE6400 5AA00 OBPO 5 SYSTEM PARAMETERS International English Mi P0003 User Parameter M Access Level F Parameter Name P0004 Setting Number Default Units Changeable Status Fixed PI setpoint 1 Defines the Fixed PI Setpoint 1 In user access level 2 you will need to set P2200 to enable the setpoint s
90. n Access Level Parameter Name P0004 Setting Number Default Units Changeable Status JOG ramp down time Sets ramp down time s This is the time used while jogging or when the function use jog ramp times is activated f Hz f max P1082 lt Jog Ramp Down Time P1061 time s P1080 Min frequency acs ic Sets minimum motor frequency Hz at which the motor will run irrespective of the Hz 0 frequency setpoint The value set here is valid for both clockwise and anti clockwise rotation Note Under certain conditions e g ramping current limiting the inverter can run below the minimum frequency P1082 Max frequency 0 1 650 10 50 Sets maximum motor frequency Hz at which the motor will run irrespective of the Ba frequency setpoint The value set here is valid for both clockwise and anti clockwise rotation Notes There are mechanical limitations to the maximum speed at which a motor can run In general the maximum motor frequency should not exceed 3 x the nominal rating plate motor frequency The maximum frequency can be exceeded if either of the following is active or Flying restart frak fsiip nam MICROMASTER 420 Operating Instructions 71 6SE6400 5AA00 0BP0 International English 5 SYSTEM PARAMETERS P0003 User Min Access Level F aranieter Parameter Name ax P0004 Setting Numb Default iii saliva l Changeable Status Ramp up time 0 1 650 10 10 la
91. n freq P2155 level 3 Act freq greater equal setpoint Voltage less than threshold P2172 level 3 Voltage greater than threshold P2172 level 3 reserve Controller output at lower limit P2292 Controller output at lower limit P2291 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 Closed Open Closed Open Closed Open Closed Open Open Closed Open Closed Closed Open Closed Open Open Closed Closed Open Closed Open Open Closed Open Closed Open Closed Closed Open Open Closed Closed Open Closed Open Closed Open Closed Open Closed Open Closed Open Closed Open Closed Open Closed Open Closed Open Closed Open Closed Open These are the most common settings Other settings are possible in Expert mode Analog input voltage Displays the smohthed analog input value in volts before the characteristic block P0003 User oa Access Level Default P0004 Setting Units Changeable Status 2 7 o 2 8 MICROMASTER 420 Operating Instructions 6SE6400 5AA00 0BP0 5 SYSTEM PARAMETERS International English Mi P0003 User DSN a Access Level ATANIGNS Parameter Name P0004 Setting Number Default Units Changeable Status Smoothed analog input value Shows the smoothed value of the analog input in after the characteristic block Note 100 10
92. nominal input current Table 7 3 Wire Sizes amp Terminal Torques Field Wiring Connectors Frame Size A B C Tynen Tore Ni Tightering Torne erin Recommended Minimum Cable Cross Section mm 1 1 5 2 5 Maximum Cable Cross Section mm 2 5 10 Recommended Minimum Cable Cross Section AWG 18 AWG 16 AWG 14 AWG Maximum Cable Cross Section AWG 14 AWG 10 AWG 8 AWG MICROMASTER 420 Operating Instructions 101 6SE6400 5AA00 OBPO International English 7 MICROMASTER 420 SPECIFICATIONS Table 7 4 MICROMASTER 420 Fuses Sizes and Types Inverter Power Inverter Voltage Inverter Filter Inverter Order Standard kW Power hp V Class Number MLFB Fuses 230 1ph Unfiltered 6SE6420 2UC11 2AA0 3NA3803 230 1ph Unfiltered 6SE6420 2UC12 5AA0 3NA3803 230 1ph Unfiltered 6SE6420 2UC13 7AA0 3NA3803 230 1ph Unfiltered 6SE6420 2UC15 5AA0 3NA3803 230 1ph Unfiltered 6SE6420 2UC17 5AA0 3NA3805 1 1 1 5 230 1ph Unfiltered FSB 6SE6420 2UC21 1BA0 3NA3807 230 1ph Unfiltered 6SE6420 2UC21 5BA0 3NA3807 230 1ph Unfiltered 6SE6420 2UC22 2BA0 3NA3810 3 4 230 1ph Unfiltered FSC 6SE6420 2UC23 0CA0 3NA3812 0 25 0 33 230 1ph A FSA 6SE6420 2AB12 5AA0 3NA3803 0 55 0 75 230 1ph A FSA 6SE6420 2AB15 5AA0 3NA3803 1 5 2 230 1ph FSB 6SE6420 2AB21 5BA0 3NA3807 3 4 A 230 1ph FSC 6SE6420 2AB23 0CA0 3NA3812 230 3ph Unfiltered 6SE6420 2UC11 2AA0 3NA3803 230 3ph Unfiltered 6SE6420 2UC12 5AA0 3NA3803 0 5 gt
93. onal English 5 SYSTEM PARAMETERS P0003 User Barancisr oa Access Level Saas Parameter Name P0004 Setting Number Default Units Changeable Status Fixed frequency 1 650 2 650 10 nee 0 o Defines fixed frequency setpoint 1 Hz How to use fixed frequencies To use fixed frequencies it is necessary to select fixed frequency operation using P1000 Fixed frequencies can be selected using the digital inputs and can also be combined with an ON command There are three types of Fixed Frequencies 1 Direct selection 2 Direct selection ON command 3 Binary Coded selection ON command 1 Direct selection P0701 P0703 15 In this mode of operation 1 digital input selects 1 fixed frequency If several inputs are active together the selected frequencies are summed E g FF1 FF2 FF3 Note An ON command is also required to start the inverter e g from keypad or serial link etc 2 Direct selection ON command P0701 P0703 16 This fixed frequency selection combines the fixed frequencies with an ON command In this mode of operation 1 digital input selects 1 fixed frequency If several inputs are active together the selected frequencies are summed E g FF1 FF2 FF3 3 Binary Coded Selection ON command P0701 P0703 17 Up to 7 fixed frequencies can be selected using this method The fixed frequencies are selected according to the following table P1002 Fixed frequency 2 650 2 650 10
94. ons 6SE6400 5AA00 OBPO 5 SYSTEM PARAMETERS International English P0003 User Parameter i peCeSe CONE Parameter Name P0004 Setting Number Default Units Changeable Status P1000 Selection of frequency setpoint 0 1 66 10 2 Selects the frequency setpoint source In the table of possible settings given below the 2 main setpoint is selected from the least significant digit i e 0 to 6 and any additional setpoint from the most significant digit i e xO through to x6 For example setting 12 selects the main setpoint 2 derived from the analog input with the additional setpoint 1 coming from the keypad Single digits are main setpoints only with no additional setpoint Additional setpoint O U 5 z S 2 2 gt 2 Q c w 0 4 2 Eo Q gt D Ol SIS SIS l E BlSlE 3 G la S Z2 o F ax x 5iglelEis s g lale jld O olg lE lo 2 Z i i O o c x x Main setpoint S Z ZT 15 5106 No main setpoint O 10 20 30 40 50 60 Keypad Motor potentiometer setpoint Analogue Input Fixed frequency USS via RS232 USS via R5485 Optional communications board 6 16 26 36 46 56 66 The most common settings are Keypad Motor potentiometer setpoint Analog input Fixed frequency setpoint USS via RS232 USS via RS485 terminals Optional Communication Board Other settings including an additional setpoint can be selected using the table above MICROMASTER 420 Operating Instructions 67 6SE6400 5AA00 0BP0 Internati
95. ource In addition you can set any of the digital input parameters to fixed PI setpoint via the digital inputs P0701 P0703 There are three modes of selection for the PI fixed setpoint 1 Direct selection P0701 15 or P0702 15 etc In this mode of operation 1 digital input selects 1 fixed PI fixed setpoint If several inputs are programmed to PI fixed setpoint and selected together the selected setpoints are summed To start the motor enable pulses an ON command is needed either from the keypad or from the digital inputs or USS in this mode 2 Direct selection with ON Command P0701 16 or P0702 16 etc Description as for 1 except that this type of selection issues an ON command coincident with any setpoint selection Note You may mix different types of fixed frequencies remember however they will be summed if selected together 3 Binary Coded Decimal selection P0701 P0703 17 Using this PI fixed point selection method it is possible to choose up to 7 different PI setpoints The setpoints are selected according to the following table f fm m m foe moe moe maoe P2203 FS 3 Inactive Active Active Fixed PI setpoint 2 Refer to the description in P2201 for Fixed Setpoint 1 Fixed PI setpoint 3 Refer to the description in P2201 for Fixed Setpoint 1 Fixed PI setpoint 4 Refer to the description in P2201 for Fixed Setpoint 1 MICROMASTER 420 Operating Instructions 85 6SE64
96. p up time JOG ramp down time Min frequency Max frequency Ramp up time Ramp down time Ramp up initial rounding time Ramp up final rounding time Ramp down initial rounding time Ramp down final rounding time Rounding type Motor Control P0004 13 0003 0010 0021 0025 0027 0056 1300 1310 1311 1312 1333 1335 1336 o Sia o Bia o ia o Bia o ia o Mia o ia ain an aa a o Ba o User access level Commissioning Parameter filter CO Actual frequency CO Actual output voltage CO Actual output current CO BO Status word 1 for V f Control mode Continuous boost Acceleration boost Starting boost Start frequency for FCC Slip compensation Slip limit Alarms Warnings amp Monitoring P0010 21 0003 0010 0947 2110 2197 User access level Commissioning Parameter filter Last fault code Warning history CO BO Status word 1 monitor MICROMASTER 420 Operating Instructions 6SE6400 5AA00 OBPO 5 SYSTEM PARAMETERS International English PI Controller P0004 22 Factory settings P0010 30 0003 User access level P 0003 User access level 0010 Commissioning Parameter filter P 0010 Commissioning Parameter filter 2200 BI Enable PI controller P 0970 Factory reset 2201 Fixed PI setpoint 1 2202 Fixed PI setpoint 2 2203 Fixed PI setpoint 3 2204 Fixed PI setpoint 4 2205 Fixed PI setpoint 5 2206 Fixed PI setpoint 6 2207 Fixed PI setpoint 7 2224 CO Fixed PI setpoint 2231 Setpoint memory of PI MOP 2232 Inhibit rev di
97. put DC and motor terminals can carry dangerous voltages even if the inverter is inoperative wait 5 minutes to allow the unit to discharge after switching off before carrying out any installation work Frame Size A A 55mm 0 22 160 mm 6 30 aa aes Y Y 73 mm 149 mm Pa Se 2 047 Frame Size B 174 mm 6 85 Figure 2 1 Drill pattern for MICROMASTER 420 Fixing with 2 bolts M4 2 nuts M4 2 washers M4 Tightening torque unit to cabinet with washers fitted 2 5 Nm Connecting to DIN rail Fixing with 4 bolts M4 4 nuts M4 4 washers M4 Tightening torque unit to cabinet with washers fitted 2 5 Nm Fixing with 4 bolts M5 4 nuts M5 4 washers M5 204 mm 8 03 Tightening torque unit to cabinet with washers fitted 3 Nm 20 MICROMASTER 420 Operating Instructions 6SE6400 5AA00 0BP0 2 INSTALLATION International English 2 4 2 4 1 AN Electrical Installation Warning THIS EQUIPMENT MUST BE GROUNDED To ensure the safe operation of the equipment it must be installed and commissioned by qualified personnel in full compliance with the warnings laid down in these operating instructions Take particular note of the general and regional installation and safety regulations regarding work on dangerous voltage installations e g EN 50178 as well as the relevant regulations regarding the correct use of tools and personal protect
98. r PI MOP setp 2240 Setpoint PI MOP 2250 CO Source of PI setpoint 2253 Cl PI setpoint 2257 Ramp up time for PI setpoint 2258 Ramp down time for PI setpoint 2260 CO PI setpoint 2264 Cl Source of PI feedback 2265 PI feedback filter timeconst 2266 CO PI feedback 22 1 PI tranducer type 22 2 CO PI scaled feedback signal 22 3 CO PI error 2280 PI proportional gain 2285 PI integral time 2291 PI output upper limit 2292 PI output lower limit 2294 CO PI output gt UVUVUVUVUTF VVUTFVVUTIT VV UT V UU TIVO VU VU VU VV VU MICROMASTER 420 Operating Instructions 6SE6400 5AA00 0BPO International English 5 SYSTEM PARAMETERS 9 3 System Parameters and Definitions P0003 User Min Access Level Parameter Parameter Name oe P0004 Setting Number Default 4 PPs l Changeable Status r0000 Drive Display 1 7 Displays the user selected output as defined in P0005 Note Pressing the Fn button for 2 seconds allows the user to view the values of DC link voltage output current output frequency output voltage and chosen r0000 setting defined in P0005 Drive State Displays the actual drive state Possible values Commissioning Mode P0010 0 Ready to Run Fault Starting DC Link Precharging Running Stopping ramping down Note State 3 will only be visible while precharging DC Link and when externally powered communications board is fitt
99. r local Siemens sales office for assistance 3 2 General operation For a full description of standard and extended parameters please refer to Section 6 3 2 1 General 1 The inverter does not have a main power switch and is live when the mains supply is connected It waits with the output disabled until the RUN button is pressed or for the presence of a digital ON signal at terminal 5 rotate right 2 Ifa BOP or an AOP is fitted and the output frequency is selected to be displayed P0005 21 the corresponding setpoint is displayed approximately every 1 0 seconds while the inverter is stopped 3 The inverter is programmed at the factory for standard applications on Siemens four pole standard motors that have the same power rating as the inverters When using other motors it is necessary to enter the specifications from the motor s rating plate See figure 3 5 for details on how to read motor data Notes Changing motor parameters is not possible unless P0010 1 You must set P0010 back to 0 in order to initiate run 3 2 2 Basic operation with SDP Prerequisites gt The terminals are connected like shown in Figure 3 2 Start and stop the motor via switch between terminals 5 and 8 Reverse the motor via switch between terminals 6 and 8 Control the motor speed by the potentiometer connected to the terminals 1 to 4 34 MICROMASTER 420 Operating Instructions 6SE6400 5AA00 OBPO 3 COMMISSIONING International Eng
100. r to match the drive power and voltage Setpoint control from the Analog input 0 10V corresponding to 0 to 50 Hz or 0 to 60 Hz North America Digital inputs DIN 1 Run right DIN 2 Reverse DIN 3 Fault Reset DIP switch 2 Off position European defaults 50Hz kW etc On position North American Defaults 60Hz hp etc Refer to P0100 for further details DIP switch 1 is for factory use only The switch must be in the OFF position to operate the inverter Relay Fault conditions Analogue Output Output frequency Basic Operator Panel Function Fn Button Use of Function button The Function button is used to view additional information To view additional information the following actions should be performed From any parameter press and hold the function button during operation The display will change to show the DC link voltage indicated by d Press the function button again to show the output current A Press the function button again to show the output frequency Hz Press the function button again to show the output voltage indicated by o Press the function button again to show the function that has been selected for display in P0005 If POOO5 is set to show any of the above 3 4 or 5 then this will not be shown again os o Note Additional presses will toggle around the above displays Press and hold the function button at any point in the cycle to display at any po
101. ram 36 MICROMASTER 420 Operating Instructions 6SE6400 5AA00 0BP0 4 USING THE MICROMASTER 420 International English Using the MICROMASTER 420 This Chapter contains An explanation of the various methods of controlling your inverter AM Freguency SClPOIN Se crc tetanus e ess aeatiie ae ee eee ees 38 4 2 Command Sources PO700 ccccecccecseeceeseeeeeeeeeeeeeeeeeeseeeeesseeeeeseeeeeeseeeesaeeeessaeeeeeas 38 da OFF and braking FUNCIONS teste cists cc cect delist oetacde lel ears asiedetleiad bead ada cadeteetacs 39 4A Control Modes P1300 sscce heise eee eens 40 AD si ALES ANG Warnings ahead eh elena ec Oar A a ete es oa 40 MICROMASTER 420 Operating Instructions 6SE6400 5AA00 0BPO International English 4 USING THE MICROMASTER 420 Warnings When operating electrical devices it is impossible to avoid applying hazardous voltages to certain parts of the equipment Emergency Stop facilities according to EN 60204 IEC 204 VDE 0113 must remain operative in all operating modes of the control equipment Any disengagement of the Emergency Stop facility must not lead to uncontrolled or undefined restart Wherever faults occurring in the control equipment can lead to substantial material damage or even grievous bodily injury i e potentially dangerous faults additional external precautions must be taken or facilities provided to ensure or enforce safe operation even when a fault occurs e g indepen
102. rature is Overtemperature temperature is exceeded resulting within specified limits in pulse frequency reduction and or 2 Check load conditions and duty output frequency reduction cycle depending on parameterization 3 Check if fan is turning when drive is running Inverter I T Warning level is exceeded current Check if duty cycle is within specified will be reduced if parameterized limits A0506 Inverter Duty Cycle Heatsink temperature and thermal Check if duty cycle are within junction model are outside of specified limits allowable range A0511 Motor Overtemperature Motor pessibly overloaded 1 Check parameter for motor thermal IT time constant 2 Check parameter for motor I T warning level 3 Check if long periods of operation at low speed are occuring 4 Check that boost settings are not too high A0600 Real Time Operating Software error Contact Siemens System Overrun Warning CB Warning 1 see Communication Board specific See CB User Manual CB manual for details CB Warning 2 see Communication Board specific See CB User Manual CB manual for details CB Warning 3 see Communication Board specific See CB User Manual CB manual for details CB Warning 4 see Communication Board specific See CB User Manual CB manual for details A0704 CB Warning 5 see Communication Board specific See CB User Manual CB manual for details A0705 CB Warning 6 see Communication Board specific See CB User M
103. requency against a mechanical brake i e you are using a relay to control a mechanical brake it is important that fmin lt 5 Hz otherwise the current drawn may be too high and the relay may not open as inverter is in current limit A typical value of fmin for this type of application is the slip frequency of the motor You can calculate the rated slip frequency by using the following formula Nsyn N rated X f rated n syn P1217 Holding time after ramp down Defines the time at which the inverter runs at fmin after ramping down at point 2 as shown in P1215 diagram DC braking current a n Defines level of DC current as a percentage of nominal motor current P0305 Duration of DC braking 0 0 Defines duration for which DC injection braking is to be active following an OFF1 command i Possible settings 0 not active following OFF 1 1 250 active for the specified duration Note The DC braking function causes the motor to stop rapidly by applying a DC braking current the current applied also holds the shaft stationary When the DC braking signal is applied the inverter output pulses are blocked and the DC current is only applied once the motor has been sufficiently demagnetized Demagnetization time is automatically calculated from Motor data Warning Frequent use of long periods of DC braking can cause the motor to overheat i Compound braking current 50 a Defines DC level superimposed on AC wave
104. reset and new Fault volatile parameter storage has parameterization failed 2 Change inverter F0052 Powerstack Fault Reading of the powerstack Change inverter information has failed or the data is invalid F0060 Asic Timeout Software error Acknowledge fault Change inverter if repeated Communications board No setpoint received from Check connections to the setpoint error communications board during communications board telegram off time Check the master No Data for USS No response during telegram off Check connections to the RS232 link during time communications board Telegramm Off Time Check the master No Data from USS No response during telegram off Check connections to the RS485 link during time communications board Tel Off Ti elegram Ime 2 Check the master FOO80 Analogue input lost Analogue input lost input signal Check connection to analogue input input signal External Fault External fault is triggered via Disable terminal input for fault trigger terminal inputs Stack Overflow Software error or processor failure 1 Run self test routines 2 Change inverter PI Feedback below PI Feedback below minimum value 1 Change value of P2268 minimum value P2268 2 Adjust feedback gain PI Feedback above PI Feedback above maximum 1 Change value of P2268 maximum value value P2267 2 Adjust feedback gain F0450 BIST Tests Failure Fault value 1 Inverter may run but certain 1 Some of
105. ructions 6SE6400 5AA00 0BP0 International Englis h 119 International English APPENDIX F 120 MICROMASTER 420 Operating Instructions 6SE6400 5AA00 OBPO APPENDIX G International English G Applicable Standards CE UL us LISTED European Low Voltage Directive The MICROMASTER product range complies with the requirements of the Low Voltage Directive 73 23 EEC as amended by Directive 98 68 EEC The units are certified for compliance with the following standards EN 60146 1 1 Semiconductor inverters General requirements and line commutated inverters EN 60204 1 Safety of machinery Electrical equipment of machines European Machinery Directive The MICROMASTER inverter series does not fall under the scope of the Machinery Directive However the products have been fully evaluated for compliance with the essential Health amp Safety requirements of the directive when used in a typical machine application A Declaration of Incorporation is available on request European EMC Directive When installed according to the recommendations described in this manual the MICROMASTER fulfils all requirements of the EMC Directive as defined by the EMC Product Standard for Power Drive Systems EN61800 3 Underwriters Laboratories UL and CUL LISTED POWER CONVERSION EQUIPMENT 5B33 for use in a pollution degree 2 ISO 9001 Siemens plc operates a quality management system which complies with the requirements of ISO 9
106. se a 4 5 mm cross tip screwdriver Access to the power and motor terminals 22 The procedure for accessing the power and motor terminals on the MICROMASTER 420 Inverter is illustrated in Appendices B and C Please also refer to the photographs showing the Power Terminal connections and the Control Terminal connections on the inside of the back cover of this manual When the covers have been removed to reveal the terminals connect the power and motor connections as shown on the next page MICROMASTER 420 Operating Instructions 6SE6400 5AA00 OBPO 2 INSTALLATION International English 7S M Ai SZ AAAA f L3 _ U N L2 a Aona Me tcocooice 000 i L L1 j W PE Ground Ground Figure 2 2 MICROMASTER 420 Connection Terminals L3 L2 L1 OPTIONAL FILTER CONTACTOR Class B only MICROMASTER L3 TYPICAL INSTALLATION L2 m p OPTIONAL CONTACTOR FILTER MICROMASTER MOTOR FUSE s 7 Ea ES THREE PHASE Figure 2 3 Motor and Power Connections MICROMASTER 420 Operating Instructions 23 6SE6400 5AA00 OBP0O International English 2 INSTALLATION 2 4 3 Avoiding Electro Magnetic Interference EMI The inverters are designed to operate in an industrial environment where a high level of EMI can be expected Usually good installation practices will ensure safe and trouble free operation If you encounter probl
107. see P1001 Fixed frequencies 1 to 7 Binary Coded see P1001 Min Parameter Max DC brake enable see P1230 to P1233 External trip Disable additional setpoint defined in P1000 Enable BICO parameterization for expert use only Can only be reset via P0700 or P3900 1 2 or factory setting P0970 1 co oo Ps MICROMASTER 420 Operating Instructions 57 6SE6400 5AA00 0BP0 International English 5 SYSTEM PARAMETERS Parameter Number P0702 58 Parameter Name Function of digital input 2 Selects function on digital input 2 0 Digital input disabled 1 ON Right 2 ON Left ON Reverse 3 OFF2 coast to standstill 4 OFF3 Quick ramp down P1135 defines OFF3 ramp down time 9 Fault acknowledge JOG right JOG left Reverse Increase frequency Main additional setpoint Keypad P1000 Decrease frequency Main or additional setpoint Keypad Fixed frequency 2 see P1002 Fixed frequency 2 ON see P1002 Fixed frequencies 1 to 7 Binary Coded see P1002 DC brake enable see P1230 to P1233 External trip Disable additional setpoint defined in P1000 99 Enable BICO parameterization for expert use only Fixed frequency 3 ON see P1003 Fixed frequencies 1 to 7 Binary Coded see P1003 DC brake enable see P1230 to P1233 External trip Disable additional setpoint defined in P1000 99 Enable BICO parameterization for expert use only Can only be reset via P0700 or P3900 1 2 or
108. ssible Settings flying restart inactive flying restart always active starts in setpoint direction flying restart on power up fault OFF2 starts in setpoint direction flying restart on fault Off2 starts in setpoint direction Flying restart always active Search ONLY in setpoint direction flying restart on power up fault OFF2 Search ONLY in setpoint direction Flying restart on fault off2 Search ONLY in setpoint direction NOOB WD Fins 2 fslip nom ramps to set tpoint with normal ramp rate set by P1203 level 3 P1202 level 3 ANa ani eT i i a oY lin It does this by rapidly changing the output frequency of the inverter until the actual motor speed has been found Once this happens the motor will run up to its setpoint using the normal ramp time Note Settings 1 to 3 search in both directions In order to search only in direction of setpoint it is necessary to set 4 to 6 MICROMASTER 420 Operating Instructions 15 6SE6400 5AA00 0BP0 International English 5 SYSTEM PARAMETERS P0003 User Min Parameter Max Access Level Number Parameter Name Default P0004 Setting Units Changeable Status Automatic restart Enables restart after a mains break or after a fault Possible settings Disabled Acknowledges faults on power up inverter is not started It is necessary to toggle the ON command to start the inverter Restart a
109. tator resistance measurement Overwrites P0350 setting 2 Stator resistance measurement This does not overwrite the values already calculated original P0350 setting will be used Motor data must be correctly entered before stator resistance measurement is initiated Once enabled P1910 1 A0541 will be generated warning that the stator resistance measurement will be performed at next ON command If setting 1 is selected the manual calculated value for the stator resistance see P0350 is overwritten If setting 2 is selected the values already calculated are not overwritten Identified stator resistance Displays measured stator resistance value line to line in Ohms measured using P1910 1 or 2 Reference frequency Full scale frequency setting used by serial link analog I O This corresponds to 4000H 82 MICROMASTER 420 Operating Instructions 6SE6400 5AA00 OBPO 5 SYSTEM PARAMETERS International English Mi P0003 User Parameter M Access Level F Parameter Name P0004 Setting Number Default Units Changeable Status USS baud rate Defines baud rate to be used for USS communications Index 0 USS2 Comms Link RS485 Terminals 14 15 1 USS1 RS232 using option Possible settings 1200 baud 2400 baud 4800 baud 9600 baud 19200 baud 38400 baud 57600 baud USS address Sets a unique address for inverter You can connect up to 31 inverters via the serial link and use the USS serial
110. tioning of the inverter 2 1 General Installation after a Period of Storage Following a prolonged period of storage you must reform the capacitors in the inverter The requirements are listed below Period of Storage Required Action Preparation Time No reforming required No preparation 1 to 2 years Apply power to the inverter for one hour before issuing 1 hour the run command 2 to 3 years gt Use a variable AC supply 2 hours gt Apply 25 of input voltage for 30 minutes Increase volts to 50 for a further 30 minutes Increase volts to 75 for a further 30 minutes Increase volts to 100 for a further 30 minutes Inverter ready for run signal 3 years and over gt Use a variable AC supply 8 hours gt Apply 25 of input voltage for 2 hours Increase volts to 50 for a further 2 hours Increase volts to 75 for a further 2 hours Increase volts to 100 for a further 2 hours Inverter ready for run signal 18 MICROMASTER 420 Operating Instructions 6SE6400 5AA00 0OBPO 2 INSTALLATION International English 2 2 Ambient operating conditions Temperature Min operating 10 C Max operating 50 C Humidity Range 95 Non condensing Altitude If the inverter is to be installed at an altitude gt 1000m derating will be required Refer to MM420 Reference Manual Shock Do not drop the inverter or expose to sudden shock Vibration Do not install the inverter in an area where it is likely to
111. to set P0010 1 Hz P t 5 Press oe to save and exit parameter SOC Tg value level n P 1 6 Press until P1082 is displayed Pig e Hz P 1 7 Press Cr to access P1082 parameter CO 900 value level a Bn 8 Press to select desired maximum 35 00 frequency Hz l P t g Press to save and exit parameter SD T08e value level P P 1 10 Press Bio return to P0010 POC TG Hz m Press Ce to access P0010 parameter 1 value level ip P 1 12 Press to return value to P0010 0 O Hz P 1 43 Press oO to save and exit parameter DOO Tg value level i P 1 14 Press to return to r0000 r0OOOD Hz P 1 15 Press Cr to exit Parameterization 35 00 Hz The LCD will alternate between actual i frequency and the requested frequency setpoint 00 00 Figure 3 4 Changing parameters via the BOP The required maximum frequency has now been stored Note Busy Message In some cases when changing parameter values the display on the BOP shows This means the inverter is busy with tasks of higher priority 32 MICROMASTER 420 Operating Instructions 6SE6400 5AA00 OBPO 3 COMMISSIONING International English Motor data for parameterization P0308 P0310 P0304 P0309 P0305 P0311 P0307 Nr ED510 3053 P54 Rot KL 16 60 Hz 440V Y 0 34A 0 14 kW Cos 0 81 3310 min S F 1 15 Figure 3 5 Typical Motor Rating Plate Example Note P0308 amp P0309 are only visible if P0003 2 2 Only on
112. tor resistance line to line Motor l t time constant Motor It overload warning level Motor overload factor Select motor data identification Identified stator resistance MICROMASTER 420 Operating Instructions 6SE6400 5AA00 0BPO Inverter Unit P0004 2 P 0003 User access level 0010 Commissioning Parameter filter 0018 Firmware version 0026 CO Actual DC link voltage 0039 CO Energy consumpt Meter 0040 Reset energy consumption meter 0206 Rated drive power kW or hp 0207 Rated drive current 0208 Inverter input voltage rating 1800 Pulse frequency 1820 Reverse output phase sequence Commands and Digital I O P0004 7 0002 Drive state 0003 User access level 0010 Commissioning Parameter filter 0052 CO BO Status word 1 0053 CO BO Status word 2 0700 Selection of command source 0701 Function of digital input1 0702 Function of digital input2 0703 Function of digital input3 0704 Function of digital input4 0722 CO BO Digital input values 0731 BI Function of digital output U7 o ia o Bia o B s a o Gan aan aa o a o in 45 International English 5 SYSTEM PARAMETERS Analogue I O P0004 8 UUU VVVVVVUAI IAI Ud 0003 0010 0752 0754 0755 0756 0757 0758 0759 0760 0761 0771 0774 0777 0778 0779 0780 0781 User access level Commissioning Parameter filter Analog input voltage Smothed analog input voltage CO Norm analog input value Type of ADC Value x1 of analog input scaling Value y1 of analog input sc
113. truction file can be prepared for the apparatus describing its EMC characteristics This file must be approved by a Competent Body appointed by the appropriate European government organization This approach allows the use of standards that are still in preparation EC Type Examination Certificate This approach is only applicable to radio communication transmitting apparatus All MICROMASTER units are certified for compliance with the EMC directive when installed in accordance with the recommendations in Section 2 104 MICROMASTER 420 Operating Instructions 6SE6400 5AA00 OBPO 8 SUPPLEMENTARY INFORMATION International English Three General classes of EMC performance are available as detailed below Class 1 General Industrial Compliance with the EMC Product Standard for Power Drive Systems EN 68100 3 for use in Second Environment Industrial and Restricted Distribution Table 8 1 Class 1 General Industrial Emissions Radiated Emissions EN 55011 Level A1 Conducted Emissions EN 68100 3 Limits under consideration S a S mo O oS Class 2 Filtered Industrial This level of performance will allow the manufacturer assembler to self certify their apparatus for compliance with the EMC directive for the industrial environment as regards the EMC performance characteristics of the power drive system Performance limits are as specified in the Generic Industrial Emissions and Immunity standards EN 50081 2 and EN 50082 2
114. using the standard model output Pa Best results are usually obtained if both P and terms are enabled If the system is liable to sudden step changes in feedback signal the P term should usually be set to a small value L 0 5 with a faster term for optimum performance error If the P term is set to 0 the term acts on the square of the error signal PI integral time 0 2 100 22 0 o Allows the User to set the PI controller integral time constant Refer to P2280 above for detail MICROMASTER 420 Operating Instructions 89 6SE6400 5AA00 OBP0 International English 5 SYSTEM PARAMETERS P0003 User Access Level P0004 Setting Changeable Min Parameter Max Number Parameter Name Default PI output upper limit Sets upper limit for the output of the PI controller Note The default figure of 100 is defined by P2000 If F max P1082 is greater than P2000 either P2000 or P2291 must be changed to achieve F max PI output lower limit 200 2 200 22 0 o Allows the User to set the lower limit for the output of the PI controller A negative value a allows bipolar operation of the PI controller CO PI output 250 2 Displays the output of the PI controller in P3900 End of quick commissioning 0 1 2 1 0 lgt Performs calculations necessary for optimal motor operation o Possible settings No Calculation User MUST manually set P0010 0 1 End Quick Com
115. y of the power switches in the inverter The frequency can be l o changed in steps of 2 kHz If silent operation is not absolutely necessary it is possible to reduce inverter losses and radio frequency emissions by selecting lower pulse frequencies The maximum continuous motor current will be reduced if pulse frequencies gt 4kHz are selected on 380 480V units The required derating is shown in the table below Maximum continuous motor current A for 380 480V units Inverter 4 kHz 6 kHz 8 kHz 10 kHz 12 kHz 14 kHz 16 kHz Power por ia 2 2 fo a so ar ar e i a a ao ar ar ie oe a ee e ea j o os o irs as f eaf eap eef ef oe f os re o es MICROMASTER 420 Operating Instructions 81 6SE6400 5AA00 OBPO International English 5 SYSTEM PARAMETERS P0003 User Access Level P0004 Setting Min Parameter Max Number Parameter Name Default Units Changeable Status Note Under certain circumstances the inverter may reduce the Pulse frequency to provide protection against over temperature see P0290 Level 3 Minimum of pulse frequency depends on P1082 Max frequency and P0310 Motor frequency rating P1820 Reverse output phase sequence 0 2 1 2 Changes direction of motor rotation without changing setpoint polarity Possible values 0 Normal 1 Reverse phase sequence Performs stator resistance measuring Possible values O No measurement P0350 setting will be used 1 S

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