HV580L Series Frequency Inverter
181
Motor auto-tuning
fault
Err19
1: The motor parameters are not set
according to the nameplate.
2: The motor auto-tuning times out.
1: Set the motor parameters
according to the nameplate
properly.
2: Check the cable connecting the
AC drive and the motor.
Encoder fault
Err20
1: The encoder type is incorrect.
2: The cable connection of the encoder is
incorrect.
3: The encoder is damaged.
4: The PG card is faulty.
1: Set the encoder type correctly
based on the actual situation.
2: Eliminate external faults.
3: Replace the damaged encoder.
4: Replace the faulty PG card.
EEPROM
read-write fault
Err21
The EEPROM chip is damaged.
Replace the main control board
AC drive
hardware fault
Err22
1: Overvoltage exists.
2: Overcurrent exists.
1: Handle based on overvoltage.
2: Handle based on overcurrent.
Short circuit to
ground
Err23
The motor is short circuited to the ground. Replace the cable or motor.
Accumulative
running time
reached
Err26
The accumulative running time reaches the
setting value.
Clear the record through the
parameter initialization function
User-defined
fault 1
Err27
1: The user-defined fault 1 signal is input
via DI.
2: User-defined fault 1 signal is input via
virtual I/O.
Reset the operation.
User-defined
fault 2
Err28
1: The user-defined fault 2 signal is input
via DI.
2: The user-defined fault 2 signal is input
via virtual I/O.
Reset the operation.