user manual
Contents
1. 2 During running press this key to observe the current A power P and overload thermal equilibrium m When the data is larger than 999 the last radix point will be brighten it means add 0 to mantissa E When press a key there has sound given from the inner soft starter if no it means it is inefficient to press this key The keyboard can be taken off when operate outside the cabinet the length of the lead should be less than 3m 10 5 Basic functions 5 1 Function of code setting Function code Name of function Setting range Factory value Description Fo Starting voltage 30 70 Ee Effective under voltage ramp mode when FB is setat 1 itis modifiable and set at 0 the starting voltage is 40 Time of soft start 2 60S JEBE Effective under voltage ramp mode when code FB is set 1 the modification is effective Time of soft stop 0 60S Fig When itis set at 0 it is free stop N in one set at 0 Time delay starting 029995 RIJ Press starting key set the time time delay starting by count down set at 0 it will start immediately Time delay programming 0 999S FY Output 03 and 04 terminals of the relay set at 0 it will close immediately Time delay interval 029995 Time delay when release from overheat the indication lamp flashes during the time del2. The technical parameters are subject to change without prior notice We reserves the right to the interpretation of the abovementioned materials All rights reserved The diagrams in this manual are only for reference Printed with ecological paper High torque Intelligent Soft starter SJR2000 Operation Manual SJR2 SJR2 G 5 5KW 500KW Soft starter Soft starter control and protect your motor Forward Thank you for your purchasing our SJR2 motor soft starter which is used to soft start and soft stop the three phase asynchronous motor Before use please read carefully and fully understand the instruction so that you can operate it cor rectly AN Safety consideration Please read this manual carefully to get the best performance of the soft starter Please do not change the set value if it is not necessary as the change will affe ct its function and performance Please ask professional workers to modify the parameter of the soft starter if it is necessary Only professional workers are allowed to install SJR2 Please make sure that the motor is equipped with the right SJR2 that with corre sponding power and operate strictly according to the operating procedures that stipulated in user s manual Do not connect the output terminal of soft starter with the capacitor otherwise the soft starter will be damaged After the SJR2 is installed please wrap the copper wire terminal that on the in pu
3. The output side of the soft starter can not be connected with capacitor and surge absorber When the wire between soft starter and motor is very long the distributed capacitance among the wire will produce high frequency current it may cause phenomenon like over current and trip more leakage current low accuracy of current display etc Therefore we suggest that the wire for motor connection should be less than 50m 3 Bypass connection A2 B2 C2 The bypass connection terminals A2 B2 and C2 must be connect with the electromagnetic by pass contactor otherwise the soft starter would be burned After the soft starter is started the power device of major loop silicon controlled rectifier exits meanwhile the bypass electrom agnetic contactor works and the motor runs normally pay attention to the phases they cannot be wrong connected 4 Grounding terminal of soft starter G In order to reduce noise and for safety consideration the grounding terminal G of the soft starter must be firmly earthed In order to avoid electric shock and fire accident the metal enclo sure and frame of the electric equipment should comply with the national electric requirements Confirm that the input phase number and rated input voltage of the soft starter should be accord with the phase number and voltage value of the AC power supply WM The AC power supply can not connect with the output terminals 2T1 4T2 6T3 A2 B2 C2 Wi The
4. EC60947 4 2 standard Diagram 9 3 1 t Cs 10000 10004 FC set 0 Junior 1Lightload 2 Standard 3 Heavyload 4 Senior Description Operating As per overload No 2 grade 10 grade 20grade 10 grade IEC60947 4 2 Protection grade standard Starting current E Calculated according Protection time to the starting current over 5 times set by F7 Current Releasing times 3 DA 5 l timeof 1e The value in running tableis the overload Releasing topical value ae 45 ES 15 23 PES 45 Hl 23 W S s E Set the FP otherwise according to the rated current value on the motor nameplate when F6 F7 input mode are the percentage mode Set by F8 the starting current and protecting current would have the large difference The motor current set by FP can t be lower than 20 of nominal current of soft starter when the motor current set by FP is smaller the error of sensitivity of protection release is incr eased 15 100 10 1 0 5 1 12 1 50 2 00 2 50 3 00 3 50 4 00 4 50 5 00 5 50 6 00 6 50 7 00 7 50 Curve for thermal protection of motor State 16 30 20 10 2 Id In 10 Protection operation 10 1 The list for protection operation When the soft starter occurs abnormity the protection function
5. 4 3 peers 16 40 4 3 Cee 6 60 4 3 5 Agitator 16 50 4 3 Crusher 16 50 4 Be 16 2 40 4 3 Ze ooe 10 40 4 2 Conveyer belt 20 10 40 4 2 0 Heat pump 16 20 40 4 3 15 RS485 communication The prostar SJR2 soft starter can be connected with personal computer and plc through build in rs485 standard interface it can proceed serial communication we can use the host command to start stop the soft starter it also can monitor its running state and modify its function data etc please refer to the rs 485 operating manual about the detail communication content we can use rs485 communication of soft starter through a computer to proceed remote control order input running state control and input the function data of many soft starters in one time main functions input the stop order monitor the running state real time trace display the running information in a table read and write in the function code in one time and keep it in the document please contact with us to negotiate the communication software 24 16 Optional table of peripheral equipments 17 Appendix 16 1 Equipment fitted with PRS2 soft starter and the wire size About warranty period and after sale service Voltage 380V Thank you for purchasing soft starter produced by Prostar company this product is manufactured under a perfect qu
6. Above parameter that is from detecting the effective signal to send the release protection order the parameter is only for reference In case that the protection function of soft starter doesn t meet the user s requirement please add special protection equipment 14 9 Protection function 9 2 Setting of protection function Cater for different occasions PRS2 series soft starter has set five protection grades they are 0 junior light load 2 standard 3 heavy load 4 senior all of them are set by FC E The junior protection has prohibited the external instantaneous stop function while only re taining over heat protection short circuit protection and input open phase protection at sta rting it is used for the occasion that doesn t need any condition to start the emergent starting E Light load protection standard protection and heavy load protection posses complete protec tion function they are distinguished by the curve of overload heat protection time of motor The parameter of heat protection time of motor is shown in the table 9 2 1 and diagram 9 3 1 E The protection standard at starting for senior protection is stricter other protection function parameter is the same with that of standard protection Different protection grade and heat protection time set by FC is shown in table 9 2 1 Table 9 2 1 9 Protection function 9 3 Protective tripping curve The curve for release protection of motor as per
7. operating manual when the machine occurs faults SJR2 500 CM1 160 125 LC1D115 3 Maintenance during warranty period Faults caused by production problem we will offer the maintenance please correctly fill the Warranty for Prostar soft starter in detail otherwise we SJR2 500 CM1 160 160 LC1 D115 would ask for the cost of repair SJR2 500 CM1 225 180 LC1D150 4 Maintenance beyond the warranty period Offer basic maintenance only for maintaining the function and then ask for the cost repair for further maintenance according to customer s SJR2 500 CM1 225 225 LC1 F180 requirement SJR2 500 CM1 225 315 C1 F225 Warranty for soft starter of SANYU SJR2 500 CM1 400 350 LC1F320 pass ce SJR2 500 CM1 400 500 LC1 F400 Model SJR2 KW Ex store code SJR2 500 CM1 630 630 LC1 F500 Shop name Purchasing date Date SJR2 500 CM1 630 630 LC1F500 PEERLESS eo o ne ate fault show 320 547 SJR2 500 CM1 630 700 LC1F630 40X5 Fault state 400 725 SJR2 500 CM1 800 800 LC1F800 40X8 500 870 SJR2 500 CM1 1000 1000 LC1 F1000 50X8 Application Motor KW Pole Model When does During continuous running During speeding up During speeding down Above equipments fitted are only for reference Cah OO Switch on Others What does it display when the fault shows Alarm display Does the keyboard display Output voltage Yes No a Possible Impossible Resetmethod Keyboardpanel Terminal Powersupply Othe
8. temperature rises at 80 C 5 C it causes the protection action when the temperature falls at 55 C min the over heat protection is removed E The lag time of input open phase protection Less than 3s E The lag time of output open phase protection Less than 3s E The lag time of three phase unbalance protection Less than 3s Base on the declination of each phase current more than 50 when the load current is lower than 30 of nominal rated value of soft starter the reference declination decided is increased E Time of over current protection at starting The time of protection that when the duration is more than 5 times of F7 max working current is shown in P15 19 2 1table E Time of over load protection at running Basing on the F7 max working current it runs the inverse time lag protection the curve of protection is shown in P16 9 3 1 E Lag time of over low protection of supply voltage When the supply voltage is lower than 40 of the limited value the protection action time is less than 0 5s otherwise this protection action would be less than 3s when it is less than this value E Lag time of over high protection of supply voltage When the supply voltage is higher than 130 the protection time is less than 0 5s otherwise it is higher than this value the protect ion time is less than 3s E Lag time of load short circuit protection Less than 0 1s the current is more than 10 times of nominal rated current of soft starter E
9. three phase power and load motor are normal or not na 3 Check ifthe load is too heavy or not or the power of motor isn t fitted mpna Start over current with that of soft starter E ou p p Run over load protection Check ifthe load is too heavy or not or the F7 parameter is set wrong E iO i p g Too low supply voltage Check input supply voltage or F9 parameter is set wrong E rr Too high supply voltage Check input supply voltage or FA parameter is set wrong The set parameter is error Amend the setting or press es key to start and recover the factory value Err Ere Log Mo Load short circuit Automatic restart the connection is error Check the load or motor and the controllable silicon is short circuit or load is too large Check the external control starting and stopping terminal is connected with 2 wire controlling mode Agee e The connection of external stopping terminal is error When the external control mode is permitted the external control stopping terminal is in the open circuit state so it can t start the motor n i Some faults is related for example report that et gg Leif soft starter is over heat starting over current or load short circuit therefore when check the fault please consider compr ehensively to judge the faults accurately Notice When soft starter starts motor successfully the indication lamp for ru
10. upper machine for address 5 UU multi machine communication T Programming 00 07 F To mM Output setting 03 and 04 terminals of relay U output J UU refer to 6 3 in Page 12 Current limiting ETN l nn inf when soft stop 0 1 E L U g Refer to description in P21 E P Motor power 5 500KW E P B 5 This soft starter serves for the motors below 18 5KW Remark 1 The max working current whose code is F7 means the max current for motor s conti nuous operation on the basis of FP setting value 2 If you do not press the operating keys when under the setting state then it will exit the setting state automatically 3 Itis unable to set any parameter during soft start and soft stop and you can set under any other state 11 6 Instruction for function selection 6 1 Code F8 is used to choose input mode and display mode The set value of code F8 3 Input mode of F6 and F7 Display mode Current value Current value Percent Current value Current value Percent Percent Percent E When code F6 and F7 input by percent it indicates the percent of current value of the motor set by code FP 6 2 Code FD is used to choose control mode of the soft starter Value of FD 0 1 2 3 4 5 6 T Keyboard control ie va VA Terminal control w wv WA we Communication Fa va wa va E means can be chosen a
11. C2 2 Installation and wiring 2 1 Operating environment Table 2 1 1 indicates the requirements for operating environment Table 2 1 1 Standard PRS2 develops the electronic soft start soft stop device and has passed the performance test complies with na tional standard GB14048 6 98 Three phase supply voltage U V 380 15 415 10 440 15 500 10 Frequency Hz 50 Suitable motor Squirrel cage type three phase asynchronous motor Starting frequency Please do not exceed 20 times per hour Degree of protection Ip40 Negotiable Resistance to impact 15g 11ms Shock resistant capability Altitude below 3000m the vibratory force device below 0 5G Ambient Working temperature 0 40 no capacity fall 40 60 C rise every 1 C the CEMPERMUNS oroime i current will step down 1 2 25 70 Ambient humidity 95 no condensation or drip mees a all hes over ian 10000 rhe tater Cooling system Cooled by natural wind Max operating angle relative to the vertical installing position pO Te Ui ne 2 2 Installing method The soft starter should be installed vertically never install it in inversion gradient or level Make use of screw to install it in a firm structure When the soft starter runs it will produce heat in order to get enough cooling air please remain a certain space according to the diagram 2 2 1 during design The heat produced will emanate upwards so pleas
12. ality control system but once there is any fault please refer to the following points Parameter ofmotor Soft starter Circuit breaker Poectromasnetic Cable copper bar for the warranty period and after sale service Power Current Spec of copper core 1 Warranty period KW A MeEIST es spot Mogel spot MERE de SHES mm The warranty period of the product is 12 months from purchasing or 20 months from production date that on the nameplate if exceed any one of this two period we will determine that the product 5 5 11 SJR2 500 CM1 63 16 LC1D12 2 5 is beyond the warranty period However if the fault is caused as follows no matter if it is warranty period we will ask for the cost of repair ns 15 SJR2 500 CM1 63 20 LC1 D18 4 1 Wrong operation change this product by yourself or unreasonable maintenance etc 21 SJR2 500 CM1 63 32 LC1 D25 6 2 Operated beyond the standard specification 3 After being purchased the product is damaged due to falling down or transportation etc SJR2 500 CM1 63 40 LC1 D32 4 Caused by earthquake fire wind accident lighting strike abnormal voltage other Act of God SJR2 500 CM1 63 50 LC1 D38 E AE E RE SJR2 500 CM1 63 63 LC1 D50 2 After sale service 1 When the operation state is not in right condition please check it and fine the cause according SJR2 500 CM1 100 80 LC1 D65 to the operating manual SJR2 500 CM1 100 100 LC1 D80 2 Please contact with the sales agency or after sale service window agency of our company in the
13. ay Current limiting when starting 50 500 Effective under current limiting mode when code FB is set at 0 the modification is effective and set at 1 the max current limiting value 400 Max working current 50 200 The input mode of parameter F6 and F7 is determined by F8 Display mode of the keyboard 00 03 Refer to 6 1 in Page 12 for details Under voltage protection 60 90 Protect when it is lower than the set value Over voltage protection 100 130 Protect when it is higher than the ser value 00 current limit 01 voltage 02 kick current limit i i 2 Ja Gl F b Sieun ods 00 05 F b U 03 kick voltage 04 current ramp 05 double closed loop F r Allowed output 00 04 F aco m 2 00 primary 01 light load 02 standard L protection Lc u 03 heavy load 04 senior F g Operating control 00 07 F F A m When setat 0 itis keyboard operation mode UU refer to 6 2 in Page 12 fore details E E Allowed restart 00 09 E E M 0 forbidden 01 09 times of automatic restart F F Allowed parameter 00 01 F E nA a 00 not allowed to modify the parameter modify 5 01 allowed to modify the parameter ig H Communication 00 64 F H SF fa ia Used for multi soft starters and
14. bypass electromagnetic contactor must be connected and the phase sequence can be wrong Danger connected Otherwise there may be accidents happen 4 2 Installation and wiring 2 5 Wiring diagram of main circuit of the Prostar PRS2 soft starter 3 phase power supply 380V 50 60HZ Equipped with circuit breaker ELCB Leakage circuit breaker Equipped with bypass electr Motor soft omagnetic co starter ntactor PRS 2 KM 3 phase asynchronous motor 2 Installation and wiring 2 6 Wiring of control terminals Please refer to the table 2 6 1 for the function of control terminals According to different function setting the function and connection of the control terminals will be different Table 2 6 1 Cb Soe Tome Tertua Function description fication mark name When the soft start is finished starting 01 and 02 closed and control the bypass electromagnetic contactor 01 02 Bypass 01 FU output il z OEE E 2 1 Operation 03 and 04 are programmable relay output the delay omi time is set by code F4 Output function time is set by a 03 04 outpu S Time delay code FJ as NO close when the output is effective Contact rating AC 250V 3A 05 and 06 are programmable fault relay output they 05 06 Fault will close when there is fault or it is power cut and output they will open when it is power on Co
15. e current of motor reaches the current limit I1 required and the current of motor shall be not more than this value then the motor speeds up step by step as the rising of output voltage when the motor is up to the rated rotary speed the bypass contactor absorbs the out put current falls down rapidly to rated current of motor Ie or below up to now the starting has been finished When the load of motor is too light or the limited current set is too high it is normal that the max current at starting is likely not to get the limited current set Generally the current limit starting is used for the occasion that requires the starting current strictly 1 Il Diagram 12 1 1 le 0 T 12 2 Ramp start of voltage It is the current starting mode when FB is set for 1 1 limited current The output voltage various waveform at voltage ramp starting is shown in the diagram 12 2 1 Thereinto U1 is the initial voltage at starting when the motor starts the current of motor can t be more than 400 of rated value the output voltage of soft starter reaches U1 rapidly then the output voltage rises generally according to the staring parameter the motor speeds up st ably as the voltage when the voltage reaches rated voltage Ue when the motor gets the rated rotary speed the bypass contactor absorbs thus the staring has been finished The starting time t is the control parameter got according to standard load under the stan da
16. e do not install the soft starter under the equipments that are not thermal resistant 5100 Exhaust a eo e a Tm gt 50 gt 50 gt 50 2 2 1 port sD 2 Installation and wiring 2 3 Wiring Please pay attention to the following points when wiring Refer to diagram 2 3 1 for basic wiring The power supply must be connected with terminals 1L1 3L2 and 5L3 of main circuit no phase requirement If there is any wrong connection it will damage the soft starter The ground terminals must be earthed finely so that it can avoid electric shock or fire accident and it can reduce the noise The two terminals of lead should be compressed joint to assure high reliability in connection Diagram 2 3 1 Diagram of basic wung Equipped with bypass electromagnetic contactor KM Equipped with circuit breaker MCCB Or Leakage circuit breaker Power L1 supply 3 phase 380 V 50 60HZ a T y E3 x ai Instantaneous stop Full voltage output N Stop pg Bk AT MPAQ 7 f LI Start Time delay output Programmable Common port Fault output Analog output DC 0 20mA ete Control Circuit jana r 7 o Y KS RS485 c
17. ectly check if it is in the external control poison cant start oct Although the motor rotates the speed is not changed The starting time is too long Weather the load is too heavy or not The load is too heavy the code hasn t been set wea ther the spec of motor is correct or not Please reduce the load Add the initial voltage or starting current Please reduce the load Please set FO Initial voltage F6 Starting current F1 Starting time Please check the specification and nameplate The starting time is short The load is light The starting time is too short When the load is light the starting time is often less than setting value the starting is normal set the sta ring time of F1 the current mode is unavailable It stops suddenly during running Check the external input terminal Check connection of 07 10 terminals fails or not If the external protector is equipped with please check NC contact operates or not Check the connection of external stop button fails or not 18 12 Starting mode 12 1Current limit starting mode 12 2 Voltage ramp starting mode It is the current starting mode when FB is set for 0 0 limited current The current various wa veform of motor at limited current starting mode is shown in the diagram 12 1 1 Thereinto Il is the starting current limit required when the motor starts the output voltage increases rapidly till th
18. eiving the goods please open the box to check the following items to see if there is any problem on the products if there is or it is not your ordered specification please contact with the agent or the Prostar office nearby To check the specification that on the nameplate of soft starter Nameplate ANYU NAME SOFT STARTER TYPE SJR2 017 POWER 17 KW VOLTAGE AC380V 50HZ RATED CURRENT 35 A SER NO Shanghai Sanyu Industry Co Ltd Modelofsoft SJ R 2 017 3 starter Rated voltage3 380V Standard motor capacity 017 17KW Serial No 055 55KW AC soft starter Enterprise code of Prostar company Check the appearance to see if there is any damage that caused by transportation such as the outside cover and machine case Also inspect the parts to see if there is any damage or loose ph enomenon 3 Besides the soft starter there is a copy of operating manual When carry the soft starter please carry the machine body but not control box of circuit board otherwise there may be falling injury or bodily injury Coil in terminal of power PP supply i 1 L1 3 L2 5 L3 ee eee 1 2 Product appearance Machine base cl Control box of circuit board Tki Keyboard panel T 00e Lee Communication interface _ Terminal of control circuit Nameplate Connect with the motor 2 Tl 4 T2 6 T3 Connect with bypass contactor A2 B2
19. h bypass contactor switching into thyristor output of soft starter the output voltage of the soft starter will be reduced gradually from full voltage in this way it reduces the rotary speed gradually without causing the vibration till the motor stops The output cut off voltage of soft stop is equal to the starting voltage Soft stop mode can reduce or eliminate the load surge like water pump Under soft stop mode a 4x 7 you can set soft stop current limit value by FL to reduce the heavy current impact when redu 145 a p 167 cing soft stop this soft stop current limit value is a percent that is calculated on the basis of starting current limit Accessory Face Side Base of base 270 y Diagram 12 6 1 TF 12 7 Free stop Set F2 at 0 free stop it is free stop mode Under this stop mode as soon as the soft starter receiving the stop order it will switch off the bypass contactor immediately and forbid the voltage output from thyristor and the motor will stop gradually as the load inertia When the wiring method of the soft starter is in n in one then you d better set it into this mode to avoid loss of phase fault report during output switching Usually you shou
20. l i a Oi T Oi 100ms 100ms Diagram 12 3 1 Diagram 12 3 2 12 4 Current ramp starting mode FB sets for 4 that is this starting mode Diagram 8 1 3 is the output current waveform of cur rent ramp starting mode Thereinto I1 is the limited value set by F6 T1 is the time set by F1 The current ramp starting mode has the strong acceleration ability it is suitable for two pole motor also can shorten the starting time in the certain range Diagram 12 4 1 20 12 Starting mode 13 Outline size 12 5 Voltage and current limit double closed loop starting 13 1 PRS2 005 to PRS2 075 When FB is 5 Double closed loop it is the double closed starting mode This mode adopts voltage ramp and current limit double closed loop to control it is a comprehensive starting lt 57 mode that requires stable starting and strict current limit and it adopts the pre calculating method that evaluates the working state of motor The output voltage waveform of this kind of starting mode will be different according to the motor and loading condition 128 12 6 Soft stop PRS2 series soft starter has two stop modes that is soft stop mode and free stop mode When F2 is not 0 it is soft stop mode Refer to diagram 12 6 1 for output current waveform of soft stop mod TF is soft stop time set by F2 Under this stop mode the power supply of motor can be got throug
21. ld choose the free stop mode if it is not necessary to choose the soft stop Free stop will prolong the service life of soft starter The free stop mode completely forbids instan taneous output it avoids instantaneous heavy current impact in special application condition 360 385 Prostar PRS2 soft starter has six different starting modes it is suitable for various complex mo tors and different bad conditions and the users can choose according to their application ranges 21 22 13 Outline size 13 1 PRS2 200 to PRS2 400 500 i 290 gt 235 90 90 an LN mM mM own at vr wot pao 90 mam Y 62 135 In case that the outline size is changed please refer to the real object J 14 Application range 14 1 Sort of application load Prostar SJR2 soft starter can meet the requirement that drives heavy loads the below table is only for reference Applicable loads aes Ce es s i A Meee ater limit value Centrifugal pump 16 40 4 25 Ball mill 20 60 4 35 Fan 26 30 4 3 5 Light load motor 16 30
22. losing and starting according to the connection of two wire mode H It delays for 60s when power is on then it will start again automatically E FS set time is more than 60s pleas delay though pressing F5 set time The indication lamp flashes at delaying state E It can start for n times besides starting when power is on and restarting after occurring the fault n isthe FE set value E Automatic restarting doesn t effect until it is started it still effects if switch on every time Warn This soft starter possesses the loss voltage protection function it says that the power is off but power is on later wherever the external terminal is it can t start automatically in order to prevent the injuring accident When automatic restarting is permitted the power failure protection is unavailable 2 7 1 Operating procedures 7 1 Amend the setting parameter Power on gt Press SET key Press UP and DOWN key gt Press SET key gt Enter the code selection Choose code function Confirm amending code Press UP And DOWN key Press YES key Amend the setting range Retain the amending data Exit Take the example of amending Operating control code external terminal control FD is set for 2 Operate Desc
23. nd means can not If you want no unexpected stop after starting or no unex pected starting during maintenance then you can set the FD at 7 and it will forbid any starting or stop ope ration E When it is allowed external control please connect with a NC button switch or short circuit between the external control terminals 08 and 10 so that when it is open circuit it can not start the motor 6 3 FJ is used to set the operating time of output relay Value of FJ a Operating time Whensend When When When When When When When the Fonu tel the starting starting bypass stop finished instantaneous there auto restart OL output relay order running stopping stop is fault is finished E When the F4 is not 0 then take the above time as starting point and begins time delay according to set time of F4 When time delay finishes it acts when F4 is 0 it will act immediately E The output reset time namely contact break that is after F4 set time finishing delay then retain 1s if start motor again it breaks off last programming automatically while starting the cause It can program the relay output function flexibly shorten the external control logic circuit efficiently 6 4 Start functional setting automatically E FE is not 0 please permit to restart function automatically This function is only for external control two wire mode it is not controlled by FD It is set at c
24. nning in the middle of panel lightens it says that the it runs at the bypass if the bypass contactor can t absorb it will cause the motor stops running thus you shall check the bypass contactor and con nection 247s 11 Fault diagnosis 11 1 Problem and countermeasure Abnormity Content checked Countermeasure The wiring Weather the power wire Please give the correct wiring is connected to input the Switch on power terminal or not Cut off the power then switch on 1L1 3L2 5L3 Ine moton Weather bypass contactor Check the connection situation of bypass contactor can t run works or not and 01 02 Check the connection situation of coil of bypass terminal has no signal or not contactor Weather the Key boata a Please read P17 Protection operation list abnormal to display or not Weather the motor is locked or not Weather the load is Clear away the locking of motor Reduce the load too heavy or not Th Metia o e ouent No Weather the power opens phase or not check e displayed or not Te IE OS keyboard Weather 07 10 terminals ee pe AEE Yes 10 and 07 08 open circuit check external con can t start open circuit or not FD Gee nection of terminal please set the FD code correctly setting 1s correct or not 1 Terminal 10 and 07 08 opens circuit check the ext Externa econ Weather FD Is set at ext ernal connection of terminal please set the FD code i ernal controlling or not corr
25. ntact rating AC 250V 3A 07 Instantaneous When 07 and 10 are open the motor will stop working imm a stop input ediately or joining up in series with NC of other protectors z Soft When 08 and 10 open the motor will speed down and 08 F stop input soft stop Or free stop Q 5 09 ee When 09 and 10 close the motor will start to run 10 Common The common terminal for contact to input signal terminal a 11 and 12 is analog output for DC 0 20mA it is used A to monitor the running current of motor when it is full nalog ta i i a 11 12 nate range 20mA it is 4 times of nominal rated current it 5 P can be connected with 0 20mA ammeter for monitoring signal outside its max resistance of output load is 300 Q Commu RS485 communication The input output signal terminal of RS485 commu E DB TA nication Input output nication can be used to connect several soft starters 1 Contact input terminal When use external terminals to control soft starter to start or stop please set the FD into exte rnal control is effective If need remote control we suggest using two wires control mode please refer to 2 9 in Page 8 two wires control mode Usually the contact signal input terminal and common terminal will do close open ON OFF actions the soft starter motor and conductor arrangement will produce interference therefore please use shorter wire shorter than 20m and use shielding conductor fo
26. ommunication 2 Installation and wiring 2 4 Wiring of main circuit and earth terminal Table 2 4 1 Function of main circuit and earth terminal Terminal mark Terminal name Description LIL SIL SLI Power supply input of main circuit Connect with 3 phase power supply 2T1 4T2 6T3 Output connection of soft starter Connect with 3 phase motor A2 B2 2 Bypass connection Connect with bypass electromagnetic contactor Grounding terminal of soft The grounding terminal of the case GG starter of soft starter should be earthed firmly 1 Power supply input terminals of the main circuit 1L1 3L2 5L3 Power supply terminals 1L1 3L2 and 5L3 of main circuit connect with 3 phase power supply through protective circuit breaker or leakage circuit breaker It is not necessary to consider the connecting phase sequence Please do not adopt the ON OFF control method power supply of main circuit to start or stop the soft starter you should electrify the soft starter first and then make use of the control terminal that on the soft starter or the RUN and STOP keys to run or stop the machine Please do not connect with single phase power supply 2 Output terminals of soft starter 2T1 4T2 6T3 Connect the output terminals of the soft starter with 3 phase motor in correct phase sequence If the rotation direction of the motor is wrong you can exchange the connection of any two pha ses of 2T1 4T2 and 6T3
27. r cable The conductor arrangement of control terminal should be far away from the wiring of main circuit Otherwise there may be error operation caused by interference ne 2 Installation and wiring 2 7 Layout diagram of control terminals 1 Terminals of main circuit PRS2 5 5KW 75KW PRS2 90KW 500KW 1 L1 3 L2 5 L3 1 L1 3 L2 5 L3 2 T1 4 T2 6 T3 2i 4 T2 6 T G A2 B2 C2 2 T1 4 T2 6 T3 2 Terminals of control circuit 07 08 09 10 10 11 12 It is forbidden Bypass Running Fault output output output Instantaneous stop Soft 3 Terminals wiring of control circuit stop Three wires control mode IPRS2 T Instantaneous stop 08 Common terminal 09 10 Wire for control terminal0 75 1 25mm_ to input power supply to 07 12 terminals Common terminal Two wire control mode Stop 08 mala Common terminal 09 When K closes it will start running when it open it will stop running 2 Installation and wiring 2 8 Diagram of primary and secondary wiring of Prostar prs2 LI L2 L3 NorLl 1j 3 Circuit Al breaker KM QF 10 98 U09 91 2UJLewo199 9 ssed4g EFE ae Analog output DC0 20mA Instantaneous Common Sto stop p otari terminal 2 9 Wiring diag
28. ram of relay and remote control Control mode of relay Remote control mode Instantaneous stop K Instantaneous stop K 07 07 6 _ I Stop 08 Start ss KA 09 Common terminal 10 ES m KA me s r l io KA Lo Ba ae meee KA Lo s on l l Po ee K is the NC point for other protectors such as thermal protector it is short connection when leave the factory 8 3 Operation 3 1 Inspection and preparation before operating Before operating please check the following points DCheck if the wiring is right especially the output terminals can not connect with power supply 2 Please confirm that there is not short circuit or shortened to earth phenomenon among termin als and naked electriferous parts 3 After the power supply is turn on the keyboard will display A E A q ready or readiness rEAdyY and meanwhile the ready indication lamp brightens See diagram 3 1 1 PERROR et a a E Diagram 3 1 1 3 2 Operation method Choose the most suitable operation method according to the application requirements gw After confirm that there is no abnormal phenomenon then you can trial run the machine When the product leaves the factory it is set into keyboard operation mode mPress FP to set the rated power current on the nameplate of motor mPress key to start the machine and key to stop i
29. rd experiment PRS2 series soft starter takes this parameter as the reference the motor can speed up stably with the help of control output voltage to finish the starting it doesn t consider the motor rotation situation not due to mechanical control time In term of this when the load is light the starting time is often less than the one set only it can start smo othly it belongs to normal Generally speaking the ramp start mode of voltage is applica ble for start stability that is required strictly but the start current Diagram 12 2 1 12 Starting mode 12 3 Kick start FB sets for 2 Kick limited current or sets for 3 Kick voltage starting mode output vari able waveform of kick starting mode is shown in diagram 12 3 1 and diagram 12 3 2 In some occasion with heavy load if the motor can t be started due to mechanical static friction force this starting mode can be chosen Before starting please apply high fixed voltage to motor and let it keep for limited time in order to rotate the motor through overcoming the static friction force then make it start according to limited current or voltage lamp mode Before using this mode please start this motor with non kick mode if the motor can t rotate for too large static friction force then you can choose this mode otherwise please avoid this mode to start for reducing the unnecessary large current impact c 4 C Un100 Un100 i Urf 7 Urf l
30. ription Power on FEA Y ready state Press SET z key 3 Enter the state of function code selection Press Up O 7 Enter the state of FD function code selection o Operate control mode Press O Flash the colon it means that the setting range key a may be amended Press UP key for O j It says that the external terminal control 2 times Press 6 WU 1 i i i YES a The amending data has been retained Exit AER gY ey When operate the key the inner buzzer in the soft starter sends the sound for prompting 246 8 1 Help information 8 1 Help information Display Description m Three digit voltmeter which is used for monitoring three phase AC supply voltage U U 8 HPNGS The spec of this soft starter is 55KW 380V aE d HE The last fault is prompted by E O 9 this means that the input is loss of phase HOERG It means no fault It can enter the help information under no soft start soft stop please press key then press QO or key to refer the prompt information 9 Protection function 9 1 Instruction of protection function PRS2 series has perfect protection function in order to safe to use During using please set the protection grade and protection parameter properly according to different situations E Over heat protection When the
31. rs T eG os Working time oe oe Is power on eae Last fautt YesShow 25 26
32. runs it trips immediately LED displays alarming name and concerned content please refer to table 10 1 1 Table 10 1 1 Panel display Alarming name Operation content and treatment Ere n U Sim Err gd tig ge The fault has been removed External instantaneo us stop terminal opens circuit Soft starter is over heat The faults like over voltage under voltage or overheat instantaneous stop terminal opening circuit has been removed then turn on the lamp press YES key to start the motor Check if 07 and 10 terminals are connected and the NC contact are connected with other protective equipment or not The starting is too frequently or the power of motor isn t fitted with that of soft starter Epes Over long starting The starting parameter is set improperly or the load is too heavy the power capacity is not enough aig ee Input open phase Check the power for 3 phase make sure that by pass contactor isn t clamped in the closing position the controllable silicon isn t short circuit KG wire is connected well Examine output circuit and connecting wire of motor make sure that Err E Er 5 Output open phase by pass contactor isn t clamped in the closing position the controllable silicon isn t short circuit KG wire is connected well E rr g m Three phase unbalance Check if input
33. ssrsesssrsreeesesesesrsrererseesesesesesee 8 3 OCT MUON cis casters cca ci cnccencewacnectinswencsiwenteaneoes ha ccceieas esmucues EEEE EE EEEREN EEE 9 3 1 Inspection and preparation before operating 3 2 Operation method 00 9 A Key Oar PAM El sccccnssoracsrsncceanncnnaeassviadencsandanentacnduarvsmsusinnsacshensdvadaavaabensacssaniooanieen 10 S Basic PING CLO IS ssissrssrissssssirrsisinsrisi sisisi stent e taetae NEEE CEEE EERTSE SEEE OI 11 6 Instruction for function selection sesesosesessessossssssssesesosososessesesesesosososssseseseses 12 OL Dis OA Mde sac caccenausaentnodpneanasaaudenasnuasnucnnaentunaertenaunnedaasnnes DE ESEESE ERENER 12 6 2 Control MOUS reridu eiii ier E AEE KEE EEEE EEEE ALTE REE ES 12 6 3 Operating time of output relay ssssssessssesrsesesrsrsrerereseseresrsesrsresesesesesrereesse 12 6 4 Set the automatic restart fUNCtION c ciccccesccsessscssnscsendacecssevaeceesecsececsassaunesestess 12 7 OPOTAtING PLOCEDUPLES sscsaisdcssicasiesrscacenschdonndcawsanaisdcaccanbennbswnanenidoentdonasndsnacesoustenteens 13 Oe PGI FO PA TOM ss sci cescanticsnncdanwssemniassasvisantasenimcbionanta vier eimeneeacseanninereaseadaniennins 14 9 Protection MMCTIONG isis ccascivssensssnnsdinstncennstassaigadesusnasagtesetacheinesenncadiassonceseaeanins 14 16 9 1 Instruction of protection TUNG OMe ccsiansisscineresswnsdpinwesndvrasidasspasiedeeaedoenucnasanerd 14 9 2 Setting of protection function ss
34. ssssssessresrsesesrsrseeesresrsesesrsrsreereesrsesesrseseeete 15 9 3 Protective tripping CUT VS 5 crepe erenanctvaiaaieaceseiasesyonmtoansaeeaneiaimiaeancaesanessnatnaaine 16 10 Protection performance sssssssssssssssssesesosososessssesesosososososessescsosososossssssesosososo 17 11 Fault IAS NOSIS wisscsvsisnans vans uscnsns ven vnsgaweseen sanded vennakeawesucnsas snasdeaacansaunanbseusas ania eosisis 18 12 Starting TIO os cciicasecusnawasccsencexneasasbsccsiwssecscsuansdnasendeanceausuanesaavesiunneannssersuncenes 19 21 12 1 Current limit starting mode 12 2 Voltage ramp starting mode 0 0004 19 12 3 Kick start 12 4 Current ramp starting MOdE ccc ee cece cee cee eee eeeeceeeeneenenes 20 12 5 Voltage and current limit double closed loop starting 12 6 Soft stop 12 7 Free stop 21 13 Outlin C120 os vxcaancadencaneeieessuneesins vend tai senna ean erd i snosti Na a ea SEES NEEESE SEES 22 23 14 Application raNnge s sssssesssssssossssssososissussssse ssssesssosssesossssenessossrssss sossidososessssssssss 24 15 RS485 communication sesesesesesssosososossssssesesosososossssssesesosososossssesesosososossesesoses 24 16 Optional table of peripheral equipMents ccccccccccsscsscsecsscsecscsscesesceseees 25 17 A di sAppendiX sssssissesssiisonsbusisssesissso sesos ossssre nes sisses enseadas so seise 26 1 Concernment before operating 1 1 Inspection of incoming goods After rec
35. t To see if the rotation direction of motor accord with the requirements milf the motor starting action is not satisfactory you can adjust the set basic function in Pagel1 Wilf the starting torque of the motor is not enough you can improve it through changing the star ting voltage FO this way is effective when it is voltage mode or cut off current F6 this way is effective when it is current mode To see if the motor rotates stably No whistler sound and vibration If there isn t any abnormal phenomenon then you can put it into formal operation Notice 1 If the running of soft starter and motor is abnormal or it displays fault code Ene please stop the machine immediately and find out the cause according to fault diagnosis in P18 2 When the site temperature is lower than 10C please electrified and preheat for more than 30 minutes and then start the machine ifthe bypass contactor is firmly connected and ifthe grounding terminal is earthed in fine condition 4 Keyboard panel 4 1 Appearance of the keyboard The keyboard has plenty of operating functions such as functional data of confirmation and changing for keyboard running and stopping and various status confirmation etc Indication lamp Indication lamp of preparation Colon of bypass running Fault indication lamp Current Percent Second Function code Data code Up and down keys Starting key Setting ke a Stop key Confirmation ke
36. t and output terminal by insulating tape When it is remote control please lock the key control Please make sure that the enclosure of soft starter is firmly earthed When maintain the equipment please cut off the lead in power supply first Although this manual is compiled carefully but we cannot guarantee that it is absolutely correct The technology and operating method of the products in this m anual may be modified at any moment so we cannot take it as a standard when sign a contract Catalogue 1 Concernment before operating ssesesssssesesesososossssseesesososososossssesesesososososssesseseso 1 1 1 Inspection of incoming goods 1 2 Product appearance ssssssssessssesesesrsreresesees 1 2 Installation and Wiring ss scssssssscsessssossssssssicososssosssssesoscseossssssssssso issesssssssssso soss 2 8 2 1 Operating environment 2 2 Installing method cccisscisvessscsaviarsicsaaerssaiarsiaeeivensense 2 VV MA AN orori gv cig EE E E RAE a A E E O E E 3 2 4 Wiring of main circuit and earth terminal ies sciesedsewuscenpapee eed ecessorasvaseiie Maesiiaeaeand 4 2 5 Wiring diagram of main circuit of the soft starterT ssesssessesesesrsessesesesrsreseseseee 5 2 0 Wiring ot control terminal Skeriosniniira t eiorinn EEEa TAEKE SETETE E EE 6 2 7 Layout diagram of control Term lS saiccissessrsenssranseraneratercydearabendendesantensnievaserdacdend 7 2 8 Diagram of primary and secondary Wiring sss s
37. y Table 4 1 1 Functions ofthe operating keys Key name Main functions Starting key KA When display F EAdY press this key it starts and meanwhile displays starting state 1 When it is normal running it displays Ag current value and the bypass indication Stop key ae lamp lightens press this key can stop the machine When the machine is fully stopped it will display p 2 This key has reset function It displays F E A d press this key and enter into the menu setting when it displays J p H J g 5 Setting key press it again The colon flashes at this moment you can press Up and DOWN keys O v to modify the parameter 1 When finishing the modifying work press this key to keep the parameter display g ood and give Confirm sounds for two times it means the data has been stored press this key again or the stop key to exit HU ation key 2 Press this key and it displays the input supply voltage H 4 g refer to table 8 1 in Page14 for details 3 Press this key and power on at the same time to reset the parameter back to the factory value 1 Enter into the menu setting press this key to modify the parameter when the colon doesn t eee flash 7 press the key to modify the function code When the colon flashes keys press the key to modify the data code
Download Pdf Manuals
Related Search