Adlee Powertronic AS2-N Instruction Manual
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10. TROUBLESHOOTING87DisplaysymbolCause of faultmessage contents Check point Suggested remedyNo display Discharge LEDextinguishedReview the power system.Check that MCCB has beenturned on or no poor contact.Turned on or ReplaceMCCBPF01 Power device failureduring accelerationThe acceleration time is tooshort.Increase the accelerationtimeBoost voltage too high Reduce CD21 contentsCheck the motor is locked orthe load is too heavy Reduce the load factorDisconnecting the outputwiring U.V.W.Restart (Run) the invertercheck for the same messageRepairPF02Power device failureduring constantfrequency operationCheck for sudden change inloadEliminate sudden change inloadCheck that the ambienttemperature is too highReduce the ambienttemperaturePF03 Power device failureduring decelerationThe load GD2 is excessive Set the deceleration timesuitable for load GD2Power supply voltage is toohighReduce th voltage withinspecified rangePF04 Power device failureduring stand-byCheck around the noisesource.Power supply voltage is toohigh.Remove the causeReduce the voltageEEP1 EEPROM accesserrorCommunication reset error Refer to address 100descriptionRework with previousprocess, if same messagehappen again.RepairEEP2 EEPROM check-sum errorRework with previousprocess, if same messagehappen again.RepairLOLO Low voltage Input voltage is too low.The load is exessive.Increase input voltageReduce the loadUPLO U.V.W. open Output U.V.W. open Check output U.V.W.circuit or setting CD93=0 |
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