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1. VFNC3 2001 2007P RILI S L2 _T L3 Earth terminal or M3 5 screw Short circuit cover M3 5 screw PO__PA PC _U T1_V T2_WIT3 Earth terminal D rc Fath D Earth terminal M4 screw M5 screw M4 screw EMC plate For installation Note 1 Bend the clips on the wiring port of the terminal cover to connect the PO PA and PC terminals TOSHIBA E6581595 VFNC3 2015 2037P R L1_S L2_T L3 M4 screw 2 Earth terminal Short circuit cover M4 screw PO PA PC U T1 V T2 WI T3 Earth terminal Earth terminal M4 screw 2015 2202 M5 screw EMC plate For installation Note 1 Earth terminal M4 screw 2015 2202 M5 screw 2037 M5 screw 2037 Bend the clips on the wiring port of the terminal cover to connect the PO PA and PC terminals VENC3S 1001 1004P 2001 2007PL R L1_S L2 N Earth terminal Grounding capacitor switch 2001 to 2007 PL only M3 5 screw as M3 5 screw Short circuit cover PA PC _U T1_V T2_WIT3 T fs Earth terminal _Earth ____ Earth terminal terminal M4 sc2. 3 x Breaking of selected inverter MCCB No fuse breaker There is no fuse in the inverter s main circuit Thus as the diagram above shows when more than one inverter is used on the same power line you must select interrupting characteristics so that only MCCB2 to MCCBn 1 will trip and the MCCB1 will not trip when a short occurs in the inverter INV1 When you cannot select the proper characteristics install a circuit interrupting fuse behind MCCB2 to MCCBn 1 If power supply distortion is not negligible If the power supply distortion is not negligible because the inverter shares a power distribution line with other systems causing distorted waves such as systems with thyristors or large capacity inverters install an input reactor to improve the input power factor to reduce higher harmonics or to suppress external surges A 15 TOSHIBA E6581595 E Disposal See chapter 16 1 4 3 What to do about the leakage current AN Caution Current may leak through the inverter s input output wires because of insufficient electrostatic capacity on the motor with bad effects on peripheral equipment The leakage current s value is affected by the carrier frequency and the length of the input output wires Test and adopt the following remedies against leak current 1 Leakage current from the inverter main unit Some of these inverters are equipped with a ground capacitor compliant with the EMC directive which
3. 6 2004P 0 14 0 16 0 48 0 56 2007P 0 23 0 26 0 82 0 90 2015P 0 41 0 48 1 46 1 70 2022P 0 48 0 51 1 70 1 80 2037P 0 73 0 75 2 56 2 66 Three phase 300V class A 21 TOSHIBA E6581595 E Panel designing taking into consideration the effects of noise The inverter generates high frequency noise When designing the control panel setup consideration must be given to that noise Examples of measures are given below e Wire so that the main circuit wires and the control circuit wires are separated Do not place them in the same conduit do not run them parallel and do not bundle them e Provide shielding and twisted wire for control circuit wiring Separate the input power and output motor wires of the main circuit Do not place them in the same conduit do not run them parallel and do not bundle them e Ground the inverter ground terminals h e Install surge suppressor on any magnetic contactor and relay coils used around the inverter e Install noise filters if necessary e To comply with the EMC directives install the optional EMC plate and fix the shield to it e Install EMC plate and use shielded wires S A EMC Plate A 22 TOSHIBA E6581595 E Installing more than one unit in a cabinet If you are installing two or more inverters in one cabinet pay attention to the following e Inverters may be installed side by side wit
4. TOSHIBA E6581595 1 Read first 1 1 Check product purchase Before using the product you have purchased check to make sure that it is exactly what you ordered A Caution Use an inverter that conforms to the specifications of power supply and three phase induction Q motor being used If the inverter being used does not conform to those specifications not only will the three phase induction motor not rotate correctly it may also cause serious accidents through Mandatory overheating and fire Rating label Brand name Model TOSHIBA Power supply Motor capacity Name plate Name plate Danger label Inverter Type yP TOSHIBA Inverter rated TRANSISTOR INVERTER output capacity NN VFNC3S 2022PL 2 2kW 4 1kVA 3HP 1 Type indication label Power supply N INPUT OUTPUS Related input V 1PH 200 240 3PH 200 240 current 50 60 0 1 400 Instruction manual A Related output i This manual Serial No 1328 02021208 0001 0 Made in Cc D RO M Motor Overload Protection Class 10 CSA B44 1 ASME AIT S Contains the instruction manual in digital form 231252 LISTED 170M IND CONT EQ E204788 TOSHIBA INDUSTRIAL PRODUCTS SALES CO tsiy A 1 TOSHIBA E6581595 1 2 Contents of the product Explanation of the name plate lab
5. easures to insure against errors in operation C AE 4 2 Aa noe Solenoids Attach surge suppressor on coil 9 FS ww cc Brakes Attach surge suppressor on coil Le Magnetic contactors Attach surge suppressor on coil ff Fluorescent lights Attach surge suppressor on coil N Resistors Place far away from VF nC3 Inverter Resistors A 19 TOSHIBA E6581595 E How to install A Warning Do not install or operate the inverter if it is damaged or any component is missing This can result in electric shock or fire Please consult your local sales agency for repairs Call your local sales agency for repairs Prohibited e Mount the inverter on a metal plate The rear panel gets very hot Do not install in an inflammable object this can result in fire e Do not operate with the front panel cover removed Q This can result in electric shock e An emergency stop device must be installed that fits with system specifications e g shut off input Mandatory power then engage mechanical brake Operation cannot be stopped immediately by the inverter alone thus risking an accident or injury e All options used must be those specified by Toshiba The use of any other option may result in an accident Mandatory AN Caution e The main unit must be installed on a base that can bear the unit s weight If the unit is installed on a base that cannot withstand that weight the unit may fall resulting in
6. el Type Form Applicable motor oa z x PENSA Model name Input AC voltage capacity Additional functions Special specification code TOSVERT 1 100V to 120V 001 01kW None No fiter inside en ean VF nc3series 2 200V to 240V 002 0 2kW high attenuation ODis the number 004 0 4kW EMI filter 007 0 75kW None No filter 015 1 5kW 022 2 2kW s a g 037 4kW Operation panel Additional function II Number of power phases P Provided None Standard product B Base plate type Y Special specifications S single phase None three phase Warning Always shut power off first then check the ratings label of inverter held in a cabinet A 2 TOSHIBA E6581595 1 3 Names and functions 1 3 1 Outside view With cover closed Charge lamp ma Indicates there is a high voltage still in the inverter Do not open the terminal block cover when this lamp is lit because it is dangerous Cover This is the body or terminal block cover Always close this cover before operation to avoid F nC3 accidentally touching the SRR ee terminal block T me a OBENTDY Door lock hole You can lock the door by Risk of injury electric shock or fire shutting it an passing a wire De not open the cover while power is applied key through this hole oF for 15 minutes after power has been
7. ent values and make externally connected thermal relays operate improperly If the wires are more than 50 meters long it will be easy for the external thermal relay to operate improperly with models having motors of low rated current several A ampere or less because the leakage current will increase in proportion to the motor rating Remedies 1 Use the electronic thermal built into the inverter See 3 5 The setting of the electronic thermal is done using parameter 71 H b Hr 2 Reduce the inverter s PWM carrier frequency However that will increase the motor s magnetic NS noise The setting of PWM carrier frequency is done with the parameter F 7 5 See 6 11 in E6581595 3 This can be improved by installing 0 1u 0 5uF 1000V film capacitor to the input output terminals of each phase in the thermal relay U T1 V T2 W T3 Thermal relays A 17 TOSHIBA E6581595 2 CT and ammeter If a CT and ammeter are connected externally to detect inverter output current the leak current s high frequency component may destroy the ammeter If the wires are more than 50 meters long it will be easy for the high frequency component to pass through the externally connected CT and be superimposed on and burn the ammeter with models having motors of low rated current several A ampere or less because the leakage current will increase in proportion to the motor s rated current Remedies 1 Use a meter output terminal i
8. essing this key while the run lamp is on starts operation Setting dial Turning the dial left and right changes the operatio n frequency cycles parameters and cycles among menus within parameters RUN lamp Lit when a frequency is not output with the ON run command This lamp blinks when operation starts Lo q lamp Dispalyed numbers are ie uta tte 424 FY F YOO _ T T mB y u OUT NO CC F R S1 2 P24 percents Hz lamp Displayed numbers are in Hertz 5 A High voltage caution mark 1 The internal terminal in the upper right carries a high voltage Never touch it e STOP key While the runing lamp is blinking pressing this button slows down and stops the inverter MODE key Switches between run settings and status monitor modes a gt EASY key Switches between easy and standard setting modes _ TOSHIBA E6581595 1 3 2 Opening the terminal cover AN Caution Q e When removing and installing the terminal cover with a screwdriver be sure not to scratch your hand as this results in injury e Pressing too hard on the screwdriver may scratch the inverter Instruction e Always cut the power supply when removing the wiring cover e After wiring is complete be sure to replace the terminal cover Use the following procedure to remove both the upper and lower terminal block c
9. gives them a comparatively higher value than a normal inverter Take this into consideration when selecting a leakage breaker For details see Leakage current E6580977 in the separate user manual 2 Effects of leak current across ground Leakage current may flow not just through the inverter system but also through ground wires to other systems Leakage current will cause earth leakage breakers leakage current relays ground relays fire alarms and sensors to operate improperly and it will cause superimposed noise on the TV screen or display of incorrect current detection with the CT Power supply Inverter Leakage current path across ground A 16 TOSHIBA E6581595 Remedies 1 If there is no radio frequency interference or similar problem detach the built in noise filter capacitor using the grounding capacitor disconnecting switch See 1 3 3 2 2 Reduce PWM carrier frequency The setting of PWM carrier frequency is done with the parameter F 7777 Although the electromagnetic noise level is reduced the motor acoustic noise is increased 3 Use high frequency remedial products for earth leakage breakers 3 Affects of leakage current across lines Thermal relays Power Inverter supply Leakage current path across wires 1 Thermal relays The high frequency component of current leaking into electrostatic capacity between inverter out put wires will increase the effective curr
10. h each other with no space left between them e When installing inverters side by side detach the caution label on the top surface of each inverter and use them where the ambient temperature will not rise above 40 C e When using inverters where the ambient temperature will rise above 40 C leave a space of 5 cm or more between them and remove the caution label from the top of each inverter or operate each inverter 1 at a current lower than the rated one e Ensure a space of at least 20 centimeters on the top and bottom of the inverters e Install an air deflecting plate so that the heat rising up from the inverter on the bottom does not affect the inverter on the top Ventilation fan Ses Inverter Air deflecting plate eis Inverter A 23
11. injury e If braking is necessary to hold motor shaft install a mechanical brake The brake on the inverter will not function as a mechanical hold and if used for that purpose injury may result 1 Normal installation Select an indoor location with good ventilation and then install it upright on a flat metal plate When installing multiple inverters leave at least 5 cm of space between each inverter and install them aligned horizontally When using the inverter in locations with temperatures above 40 C remove the caution plate sticker on top of the inverter before use Current reduction is necessary in locations that exceed 50 C 10 cm or more 50m or more VFnC3 5 cm or more t 10 cm or more 2 Side by side installation To align the inverters side by side horizontally remove the caution plate sticker on top of the inverter before use Current reduction is necessary in locations that exceed 40 C A 20 TOSHIBA E6581595 t 10 cm or more Remove seals on top VFnC3 VFnC3 VFnC3 t 10 cm or more The space shown in the diagram is the minimum allowable space Because air cooled equipment has cooling fans built in on the top or bottom surfaces make the space on top and bottom as large as possible to allow for air passage Note Do not install in any location where there is high humidity or high temperatures and where there are large amounts of dust metallic fragments and oil m
12. ion function The programmed current level is set to the inverter s maximum applicable motor If the motor used has a small capacity the overcurrent level and the electronic thermal protection must be readjusted If adjustment is necessary see 5 13 and make adjustments as directed Inverter capacity Do not use a small capacity kVA inverter to control the operation of a large capacity motor two class or more larger motor no matter how light the load is Current ripple will raise the output peak current making it easier to set off the overcurrent trip A 14 TOSHIBA E6581595 Power factor correction capacitor Power factor correction capacitors cannot be installed on the output side of the inverter When a motor is run that has a power factor correction capacitor attached to it remove the capacitors This can cause inverter malfunction and capacitor destruction Inverter Remove the power factor correction capacitor and surge absorber Power factor correction capacitor Operating at other than rated voltage Connections to voltages other than the rated voltage described in the rating label cannot be made If a connection must be made to a power supply other than one with rated voltage use a transformer to raise or lower the voltage to the rated voltage Circuit breaking when two or more inverters are used on the same power line MCCB1 MCCB2 circuit breaking fuse x x INV1 MCCB3 i _ INV2 MCCBn 1
13. ist E Calorific values of the inverter and the required ventilation About 5 of the rated power of the inverter will be lost as a result of conversion from AC to DC or from DC to AC In order to suppress the rise in temperature inside the cabinet when this loss becomes heat loss the interior of the cabinet must be ventilated and cooled The amount of forcible air cooling ventilation required and the necessary heat discharge surface quantity when operating in a sealed cabinet according to motor capacity are as follows Notes 1 The heat loss for the optional external devices input reactor DC reactor radio noise reduction filters etc is not included in the calorific values in the table 2 Case of 100 Load Continuation operation Amount of forcible air Heat discharge surface Calorific values cooling ventilation area required for sealed required m min storage cabinet m Operating Voltage class motor capacity Inverter type 4kHz 1001P 0 07 1002P 0 10 1004P 0 16 1007P 0 27 2001PL 0 07 2002PL 0 10 2004PL 0 15 0 18 0 54 0 62 2007PL 0 25 0 24 0 88 0 86 12kHz 4kHz 12kHz i 1 1 1 1 1 1 1 2015PL 0 41 i 0 47 1 44 1 66 1 1 1 I 1 0 08 0 26 0 28 0 11 0 36 0 40 0 19 0 58 0 66 0 31 0 96 1 08 0 08 0 26 0 28 0 11 0 36 0 40 Single phase 100V class ENG Single phase 200V class VENCSS 2022PL 0 53 0 53 1 86 2 04 2001P 0 07 0 08 0 26 0 28 2002P 0 09 0 10 0 32 0 3
14. n the inverter control circuit The load current can be output on the meter output terminal FM If the meter is connected use an ammeter of 1mAdc full scale or a voltmeter of 10V full scale 0 20mAdc 4 20mAdc can be also output See 5 6 2 Use the monitor functions built into the inverter Use the monitor functions on the panel built into the inverter to check current values See 8 2 1 1 4 4 Installation E Installation environment The VF nC3 Inverter is an electronic control instrument Take full consideration to installing it in the proper operating environment A Warning Do not place any inflammable substances near the VF nC3 Inverter If an accident occurs in which flame is emitted this could lead to fire Prohibit e oO Q Operate under the environmental conditions prescribed in the instruction manual Operations under any other conditions may result in malfunction Mandatory VAN Caution Do not install the VF nC3 Inverter in any location subject to large amounts of vibration This could cause the unit to fall resulting in bodily injury U je e ion oO Qa Check to make sure that the input power voltage is 10 15 of the rated power voltage written on the rating label 10 when the load is 100 in continuous operation If the input power voltage is not 10 15 of the rated power voltage 10 when the load is 100 in continuous operation this may resul
15. oad mechanisms Operating an oil lubricated reduction gear and gear motor in the low speed areas will worsen the lubricating effect Check with the manufacturer of the reduction gear to find out about operable gearing area A 12 TOSHIBA E6581595 Low loads and low inertia loads The motor may demonstrate instability such as abnormal vibrations or overcurrent trips at light loads of 50 or under of the load percentage or when the load s inertia moment is extremely small If that happens reduce the carrier frequency Occurrence of instability Unstable phenomena may occur with the load and motor combinations shown below Combined with a motor that exceeds applicable motor ratings for the inverter 1 Combine with a much smaller motor according to the applicable motor rating of the inverter Combined with special motors To deal with the above lower the settings of inverter carrier frequency Combined with couplings between load devices and motors with high backlash When using the inverter in the above combination use the S pattern acceleration deceleration function or when vector control is selected adjust the speed control response or switch to V f control mode Combined with loads that have sharp fluctuations in rotation such as piston movements In this case adjust the response time inertial moment setting during vector control or switch to V f control Braking a motor when cutting off power supply A motor with its power cut off g
16. oes into free run and does not stop immediately To stop the motor quickly as soon as the power is cut off install an auxiliary brake There are different kinds of brake devices both electrical and mechanical Select the brake that is best for the system Load that produces regenerative torque When combined with a load that produces regenerative torque the overvoltage or overcurrent protection function may be activated to trip the inverter A 13 TOSHIBA E6581595 Motors with a brake When motors with a brake are directly connected to the inverter s output the brake cannot be released at startup because of low voltage Wire the brake circuit separately from the main circuit MC1 MC1 3 phase power source 3 phase NO CC P24 OUT power T a m Circuit diagram 1 Circuit diagram 2 In circuit diagram 1 the brake is turned on and off through MC2 and MC3 If you do not wire it as shown in diagram 1 an over current trip may occur because of a bound current during brake operation Example of running preparation ST assigned to terminal S2 In circuit diagram 2 the brake is turned on and off by using low speed signal OUT In some situations such as with elevators turning the brake on and off with a low speed signal may be appropriate Be sure to contact us before designing your system 1 4 2 Inverters Protecting inverters from overcurrent The inverter has an overcurrent protect
17. overs 1 Removing the lower output and dc terminals terminal block cover 2 Insert a screwdriver or other thin object into the hole indicated with the f mark Press in on the screwdriver 4 Pull the terminal cover up at an angle terminal cover downward to remove it While pressing on the screwdriver rotate the A 6 TOSHIBA E6581595 2 Removing the upper terminal input terminal block cover Insert a screwdriver or other thin object into the hole indicated with the f mark 3 While pressing on the screwdriver rotate the Pull the terminal cover up at an angle terminal cover upward to remove it After wiring is complete be sure to restore the terminal cover to its original position A 7 TOSHIBA E6581595 1 3 3 Power circuit and control circuit terminal boards In case of the lug connector cover the lug connector with insulated tube or use the insulated lug connector Note 1 EMC plate is supplied as standard 1 Power circuit terminal board In case of the lug connector cover the lug connector with insulated tube or use the insulated lug connector Screw size Tightening torque M3 5 screw 1 0Nm 8 9lb in M4 screw 1 4Nm 12 4lb in M5 screw 3 0Nm 26 6lb in For details on terminal functions see 2 3 1
18. pacity from large to small This reduces the leakage current a A 10 TOSHIBA 3 E6581595 Control circuit terminal board The control circuit terminal board is common to all equipment FLA FLB FLC CC VI PS FM DOC IOOOo OUTI NO CC F R 1 S2 P24 66600006 Optional connector RJ45 Screw size Recommended tightening torque M2 5 screw 0 5 Nem 4 4 lb in Wire size Solid wire 0 3 1 5 mm Stranded wire 0 3 1 5 mm AWG 22 16 Sheath strip length 6 mm Screwdriver Small sized flat blade screwdriver Blade thickness 0 5 mm blade width 3 5 mm See 2 3 2 for details on all terminal functions A 11 TOSHIBA E6581595 1 4 Notes on the application 1 4 1 Motors When the VF nC3 and the motor are used in conjunction pay attention to the following items A Caution Use an inverter that conforms to the specifications of power supply and three phase induction motor being operated If the inverter being used does not conform to those specifications not only will the three phase induction motor not rotate correctly but it may cause serious accidents through overheating and fire Mandatory Comparisons with commercial power operation The VF nC3 Inverter employs the sinusoidal PWM sys
19. removed Front view Ensure propa earth connection Hole for control wire Upper caution plate sticker Note 1 Optional connector RJ45 oe Cooling fin Note 2 Ventilation Name plate Bottom view Side view Note 1 Remove the seal as shown on the next page when installing the inverter side by side with other inverters where the ambient temperature will rise above 40 C Note 2 Some models are wrapped in plastic TOSHIBA E6581595 Example of the label Opening the cover i About the monitor display The LED on the operation panel uses the following symbols to indicate parameters and operations LED display numbers 0 1 2 3 4 5 6 7 8 9 Pawar aE 3 LED display letters Aa Bb C c Dd Ee Ff Gg H h l i Jj LI Albttle d EJ F oye ak i ctu L A 4 TOSHIBA E6581595 Prohibited e Never touch the internal terminals in the upper right while the cover is open There is a risk of shock because it carries a high voltage With cover open PRG lamp When lit the inverter is in parameter setting mode When blinking the inverter is in AUH or Gr U Ni MON lamp While this is lit the inverter is in monitor mode While blinking the inverter is in Past Trip History Details Monitor Display RUN key Pr
20. rew M5 screw EMC plate For installation Note 1 Bend the clips on the wiring port of the terminal cover to connect the PO PA and PC terminals A 9 TOSHIBA E6581595 VFNC3S 1007P 2015PL 2022PL Earth terminal Grounding capacitor switch Rut sian z 2015 2022 PL only M4 screw Short circuit cover DAOA PO PA PC U T1 V T2 WIT3 _ eg Earth Earth terminal M4 screw MS sevew M4 screw EMC plate For installation Note 1 M4 screw Bend the clips on the wiring port of the terminal cover to connect the PO PA and PC terminals When using a crimping terminal be sure to cover the fastener with an insulating tube or use an insulated crimping terminal Note 1 The EMC plate is optional 2 Grounding capacitor switch Single phase 240 V models have a built in high attenuation noise filter and are grounded via a capacitor A switch makes for easy switching to reduce leakage current from the inverter and the load on the capacitor However be careful as reducing the load means non conformity with the EMC standard on the inverter itself Always do switching with the power off er Pressing this switches the grounding capacitor s capacity from small to large Default setting i Pulling this switches the grounding capacitor s ca
21. t in fire Mandatory A 18 TOSHIBA E6581595 e Do not install in any location of high temperature high humidity moisture condensation and freezing and avoid locations where there is exposure to water and or where there may be large f wR amounts of dust metallic fragments and oil mist e Do not install in any location where corrosive gases or grinding fluids are present Operate in areas where ambient temperature ranges from 10 C to 60 C Operation over 40 C is allowed when the top label is peeled off When installing the inverter where the ambient temperature will rise above 50 C remove the label seal from the top and operate it at a current lower than the rated one See 6 11 in E6581595 Position for measuring ambient temperature gt Geel E h Fy m P Mhe til AA Measurement position Measurement position Note The inverter is a heat emitting body Make sure proper space and ventilation is provided when installing in the cabinet When installing inside a cabinet we recommend the top seal peeled off although 40 C or less Do not install in any location that is subject to large amounts of vibration JAS j Note If the VF nC3 Inverter is installed in a location that is subject to vibration anti vibration measures are required Please d consult with Toshiba about these measures wee ete weet If the VF nC3 Inverter is installed near any of the equipment listed below provide m
22. tem However the output voltage and output current are not perfect sine waves they have a distorted wave that is close to sinusoidal waveform This is why compared to operation with a commercial power there will be a slight increase in motor temperature noise and vibration Operation in the low speed area When running continuously at low speed in conjunction with a general purpose motor there may be a decline in that motor s cooling effect If this happens operate with the output decreased from rated load To carry out low speed operation continuously at the rated torque we recommend to use a inverter rated motor or a forced cooled motor designed for use with an inverter When operating in conjunction with a inverter rated motor you must change the inverter s motor overload protection level 71 7 to VF motor use Adjusting the overload protection level The VF nC3 Inverter protects against overloads with its overload detection circuits electronic thermal The electronic thermal s reference current is set to the inverter s rated current so it must be adjusted in line with the rated current of the motor being used in combination High speed operation at and above 60Hz Operating at frequencies greater than 60Hz will increase noise and vibration There is also a possibility this will exceed the motor s mechanical strength limits and the bearing limits so you should inquire to the motor s manufacturer about such operation Method of lubricating l
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