KE300A Inverter Trouble Shooting
172
Fault Name
Auto tuning fault
Fault Code
E-19
Reason
1. Motor parameters are set improperly
2. Parameter identification process is delayed
Solution
1. Set parameters according to the motor nameplate
2. Check the cables connecting inverter with motor
Fault Name
EEPROM read/write fault
Fault Code
E-21
Reason
1. EEPROM chip is broken
Solution
1. Replace the main board
Fault Name
Inverter hardware fault
Fault Code
E-22
Reason
1. Over voltage
2. Over current
Solution
1. Handle as over voltage fault
2. Handle as over current fault
Fault Name
Short-circuit to ground fault
Fault Code
E-23
Reason
1. The motor is short-circuit to ground
Solution
1. Replace cables or motor
Fault Name
Ask for technical support
Fault Code
E-26
Reason
1. Ask for technical support
Solution
1. Ask for technical support
Fault Name
Customized fault 1
Fault Code
E-27
Reason
1. DI terminal receives signal of customized fault 1
Solution
1. Reset running
