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User manual EN500 V1.0. | User manual EN500 EN600 V2.0-A2 |
EN500 Cerificate of Conformity NO-TB14078542 | EN500 Certificate of Conformity NO-TB14078543 |
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Code |
Failure type |
Possible reason |
Countermeasure |
E-01 |
Overcurrent
during |
Accelerating time is too short |
Prolong accelerating time |
Improper V/F curve |
Adjust V/F curve setting,adjust manual torque boost or change to automatic torque boost |
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Restart rotating motor |
Set speed checking restart function |
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Low power source voltage |
Check input power supply |
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Too small power of the inverter |
Choose inverter with high-power |
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E-02 |
Overcurrent
during |
Decelerating time is too short |
Prolong decelerating time |
Have potential energy load or big inertia load |
Increase braking power of external energy consumption braking subassembly |
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Power of inverter is a bit small |
Choose inverter with high-power |
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E-03 | Overcurrent during constant speed process | Load change suddenly or have unwonted phenomena | Check or reduce break of the load |
Accel/Decel time is set to too short |
Prolong accelerating decelerating time properly |
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Low power source voltage |
Check input power supply |
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Power of inverter is a bit small | Choose inverter with high-power | ||
E-04 |
Overvoltage
during |
Unwonted input voltage |
Check input power supply |
Accel time is set to too short |
Prolong accelerating time properly |
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Restart rotating motor |
Set speed checking restart function |
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E-05 |
Overvoltage
during |
Decelerating time is too short |
Prolong decelerating time |
Have potential energy load or big inertia load |
Increase braking power of external energy consumption braking subassembly |
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E-06 |
Overvoltage during constant speed process |
Unwonted input voltage |
Check input power supply |
Accel/Decel time is set to too short |
Prolong accelerating decelerating time properly |
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Input voltage change abnormally |
Assemble reactor |
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Load inertia is a bit big |
Use energy consumption subassembly |
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E-07 |
Inverter
control |
Unwonted input voltage |
Check input power supply or look for service |
E-08 |
Low-voltage when running |
Input voltage is too low |
Check the input voltage |
E-09 |
Inverter overload |
Accel time is set to too short |
Prolong accelerating time |
DC injection braking is too big |
Reduce DC injection braking current, prolong braking time |
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Improper V/F curve |
Adjust V/F curve and torque boost |
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Restart rotating motor |
Set speed checking restart function |
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Power source voltage is too low |
Check power source voltage |
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Load is too big |
Choose inverter with high-power |
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E-10 |
Motor overload |
Improper V/F curve |
Adjust V/F curve and torque boost |
Power source voltage is too low |
Check power source voltage |
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General motor run at low speed with big load |
Can choose frequency conversion motor for long time low speed run |
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Motor overload protection factor set incorrectly |
To set motor overload protection factor correctly |
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Motor blocked up or load change too suddenly and quickly |
Check the load |
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E-11 |
Motor underload |
The operating current of inverter less than underload threshold |
Confirm whether the parameters F19.08, F19.09 setting are reasonable |
load divorced from motor |
Checking whether the load divorced from motor |
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E-12 |
The input phase lose |
The three-phase input power supply is abnormal | Check the three-phase input power line is off or poor contact |
Power supply board anomaly |
Look for service from manufacturer or agent |
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The control board anomaly |
Look for service from manufacturer or agent |
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E-13 |
The output phase lose |
The cable from inverter to motor anomaly |
Checking the cable |
When the motor runs inverter |
Check whether the motor three-phase winding is balance |
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Power supply board anomaly |
Look for service from manufacturer or agent |
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The control board anomaly |
Look for service from manufacturer or agent |
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E-14 |
Inverting module protection |
Transient overcurrent of the inverter |
Refer to countermeasure for overcurrent |
Phase to phase short circuit or earthing short circuit of output 3 phase |
Wiring again |
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Air-path blocked or fan damaged |
To clear air-path or replace the fan |
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Ambient temperature is too high |
Lower ambient temperature |
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Connecting wire or insert on control board loose |
Check and connect the wire again |
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Unwonted control wave caused by missing output phase etc. |
Check wiring |
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Assistant power supply damaged and drive voltage lacking |
Look for service from manufacturer or agent |
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Unwanted control board |
Look for service from manufacurer or agent |
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E-15 |
Short circuit to ground |
Motor short circuit to ground |
The replacement of cable or motor |
E-16 | Short circuit to ground when power on |
Motor short circuit to ground |
The replacement of cable or motor |
E-17 | Inverter overheat | Duct blockage |
Cleaning or to improve the ventilation duct |
The ambient temperature is too high |
To improve the ventilation conditions, decreasing the carrier frequency |
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Fan damage |
Change new one |
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External fault emergency stop terminal closed |
External fault disconnect after external fault terminal |
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E-18 |
External device failure |
Sudden stop terminal for external failure closed |
Isključite spoljnji signal greške |
E-19 |
Current
detecting circuit |
Connecting wire or insert on control board loose |
Check and connect the wire again |
Assistant power supply damaged |
Look for service from manufacturer or agent |
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Hall component damaged |
Look for service from manufacturer or agent |
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Unwonted amplifying circuit |
Look for service from manufacturer or agent |
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E-20 |
External interference failure |
External disturbance serious |
Press "STOP/RESET" button to reset or add external power supply filter from power input side |
E-21 |
External interference failure |
External disturbance serious |
Power off and restart, if the failure persists, seek the manufacturer or dealer service |
E-22 |
PID Given loss |
PID given loss threshold setting is not reasonable | To reset the relevant parameters |
External given disconnection | Check external given wiring | ||
The control board anomaly | Look for service from manufacturer or agent | ||
E-23 | PID feedback loss |
PID feedback loss threshold setting is not reasonable |
To reset the relevant parameters |
Feedback signal disconnection | Check external feedback signal wiring | ||
The control board anomaly | Look for service from manufacturer or agent | ||
E-24 |
PID error amount abnormal |
PID error abnormal detection threshold setting is not reasonable |
To reset the relevant parameters |
E-25 | Start terminal protection | Terminal command effective when power on | Check the external input terminal state |
E-26 |
Communication failure |
Baud rate set improperly |
Set Baud rate properly |
Serial port communication error |
Press STOP/RESET key to reset, look for service |
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Failure warning parameter set improperly |
Modify F05.04, F5.05 |
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Upper device doesn’t work |
Check if upper device work and wiring is correct |
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E-27 |
Reserved |
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E-28 |
Reserved |
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E-29 | Reserved | ||
E-30 |
E2 PROM read and write wrongly |
Mistake take place when read or write control parameter |
Reset by pressing “STOP/RESET” |
E-31 |
Temperature detecting
|
Temperature sensor fault |
Look for service from manufacturer or agent |
The temperature detection circuit anomaly |
Look for service from manufacturer or agent |
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E-32 | Self tuning failure | Parameter setting not according to the motor nameplate | Set parameter correctly according to the motor nameplate |
E-33
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Contactor anomaly
|
Power board anomaly |
Look for service from manufacturer or agent |
Contactor anomaly |
Replace contactor |
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E-34 |
The fault 1 |
Debugging use in factory |
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E-35 |
The fault 2 |
Debugging use in factory |
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E-36 | The bus capacitor overheating | Poor cooling environment | Improve the inverter heat dissipation environment |
E-37 to E-50 |
Reserved | ||
A-51 | The main and auxiliary given frequency channel exclusiveness alarm | Parameter setting error | F01.00 and F01.03 cannot be set to the same channel (9: terminal encoder given except) |
A-52 | Terminal function exclusiveness alarm | Terminal function parameters setting repeatedly | Check the terminal function settings |