Mã lỗi biến tần hpmont – Fault alarm description and counter-measures

Fault	Reasons of fault	Counter-measures
-Lu-	DC bus undervoltage	• At the begining of powering on and at the end of powering off • Input voltage is too low • Improper wiring leads to undervoltage of hardware	• It is normal status of powering on and powering off • Please check input power voltage • Please check wiring and wire the inverter properly
E0001	Inverter output overcurrent (in Acc. process)	• Improper connection between inverter and motor • Improper motor parameters • The rating of the used inverter is too small • Acc. / Dec. time is too short • Instant stop occurs, the running motor is restarted	• Connect the inverter and motor properly • Please set correct motor parameters (F08.00 – F08.04, F13.01 – F13.05) • Select inverter with higher rating • Please set proper Acc. time and Dec. time (F03.01 – F03.08) • Please set start mode to be speed tracking (F02.00 = 2)
E0002	Inverter output overcurrent (in Dec. process)
E0003	Inverter output overcurrent (in constant speed process)
E0004	DC bus over voltage (in Acc. process)	• Input voltage is too high • Deceleartion time is too short • Improper wiring leads to overvoltage of hardware • Instant stop occurs, the running motor is restarted • Improper selection of the braking devices	• Please check power input • Please set a proper value for Dec. time (F03.02, F03.04, F03.06, F03.08) • Please check wiring and wire the inverter properly • Please set start mode to be speed tracking (F02.00 = 2) • Select according to the recommended braking devices of user manual
E0005	DC bus over voltage (in Dec. process)
E0006	DC bus over voltage (in constant speed process)

Fault	Reasons of fault	Counter-measures
E0007	Stall overvoltage	• Bus voltage is too high • The setting of stall overvoltage is too low	• Please check power input or the function of brake • Set the value of stall overvoltage properly
E0008	Fault of power module	• Short circuit between phases output • Short circuit to the ground • Output current is too high • Power module is damaged	• Please check the connection and connect the wire properly • Please check the connection and connect the wire properly • Please check the connection and mechanism • Please contact the supplier for repairing
E0009	Heatsink overheat	• Ambient temperature is too high • Inverter external ventilation is not good • Fan fault • Fault occurs to temperature detection circuit	• Please use inverter with higher power capacity • Improve the ventilation around the inverter • Replace the cooling fan • Please seek technical support
E0010	Fault of braking unit	• Circuit fault of braking unit	• Please seek technical support
E0011	CPU fault	• CPU abnormal	• Please detect at power on after completely power outage • Please seek technical support
E0012	Parameters auto-tuning fault	• Parameter auto-tuning is time out	• Please check the motor’s connection • Input the correct motor parameters (F08.00 – F08.04, F13.01 – F13.05) • Please seek technical support
E0013	Contactor is not actuated	• Contactor fault • Fault of control circuit	• Replace the contactor • Please seek technical support
E0014	Fault of current detection circuit	• Current detection circuit is damaged	• Please contact the supplier for repairing
E0015	Fault of input phase	• For three-phase input inverter, input phase loss fault occurs to power input	• Please check the three-phase power input • Please seek technical support
E0016	Fault of output phase	• Output phase disconnection or loss • Heavy imbalance of inverter’s three-phase load	• Please check the connection between inverter and motor • Please check the quality of motor
E0017	Inverter overload	• Acc. time is too short • Improper setting of V/f curve or torque boost leads to over current • Instant power-off occurs, the running motor is restarted • Mains supply voltage is too low • Motor load is too high	• Adjust Acc. time (F03.01, F03.03, F03.05, F03.07) • Adjust V/f curve (F09.00 – F09.06) or torque boost (F09.07, F09.08) • Please set start mode to be speed tracking (F02.00 = 2) • Please check mains supply voltage • Please use inverter with proper power rating

Fault	Reasons of fault	Counter-measures
E0018	Inverter output is unloaded	• Load disappeared or comes down suddenly • Parameters are not set properly	• Please check load and mechanical transmission devices • Please set the parmeters properly (F20.03 – F20.05)
E0019	Motor overload	• Improper setting of V/f curve • Mains supply voltage is too low • Normal motor runs for a long time with heavy load at low speed • Motor’s overload protection factor is not set properly • Motor runs with blocked torque or load is too heavy	• Adjust the setting of V/f curve (F09.00 – F09.06) • Check the power input • Please use special motor if the motor needs to operate for a long time with heavy load • Please properly set the overload protection factor of the motor • Please check the load and mechanical transmission devices
E0020	Motor overheat	• Motor overheat • The setting of motor paramteters is incorrect	• Reduce the load; Repaire or replace the motor; Increase the Acc. / Dec. time (F03.01 – F03.08) • Set the motor parameter (F08.00 – F08.04, F13.01 – F13.05)
E0021	Access fault of Control board EEPROM	• Memory circuit fault of control board EEPROM	• Please contact the supplier for repairing
E0022	Access fault of keypad EEPROM	• Memory circuit fault of keypad EEPROM	• Replace the keypad • Please contact the supplier for repairing
E0023	Fault setting of parameters	• The power rating between motor and inverter is too different • Improper setting of motor parameters	• Select an inverter with suitable power rating • Please set correct value of motor parameters (F08.00 – F08.04, F13.01 – F13.05)
E0024	Fault of external equipment	• Fault terminal of external equipment operates	• Please check external equipment
E0025	PID reference loss	• Analogue reference signal is smaller than F20.12 • Analogue input circuit fault	• Please check the connection • Please seek technical support
E0026	PID feedback loss	• Analogue setting signal is smaller than F20.14 • Analogue input circuit fault	• Please check the connection • Please seek technical support
E0027	PID feedback out of limiting	• Analogue setting signal is bigger than F20.16 • Analogue input circuit fault	• Please check the connection • Please seek technical support
E0028	SCI communication time-out	• Connection fault of Communication cable • Disconnected or not well connected	• Please check the connection

Fault	Reasons of fault	Counter-measures
E0029	SCI communication error	• Connection fault of Communication cable • Disconnected or not well connected • Communication setting error • Communication data error	• Please check the connection • Please check the connection • Please correctly set the communication format (F17.00) and the baud rate (F17.01) • Send the data according to MODBUS protocol