Chapter 5 Troubleshooting And Maintenance; Error Display And Remedy; Error Which Can Not Be Recovered Manually - GE VAT200 Quick Start Manual

Chapter 5 Troubleshooting and maintenance

5.1. Error display and remedy

5.1.1. Errors which can not be recovered manually
Display
Program
CPF
problem
EEPROM
EPR
problem
Voltage too high
@
-OV-
during stop
@ Voltage too low
-LV-
during stop
The inverter is
-OH-
@
overheated
during stop
Current Sensor
CTER
detecting error
※ ※ ※ ※ Note： 〝@ 〞the Failure contact does not function.
Error
External noise interference
Faulty EEPROM
Detection circuit malfunction
1. Power voltage too low
2. Restraining resistor or fuse
burnt out.
3. Detection circuit
malfunctions
1. Detection circuit
malfunctions
2. Ambient temperature too high
or bad ventilation
Current sensor error or circuit
malfunctions
Chapter 5 Troubleshooting and maintenance
Cause
5-1
Remedy
Connect a parallel RC burst
absorber across the magnetizing
coil of the magnetic contactor
that causes interference
Replace EEPROM
Send the inverter back for
repairing
1. Check if the power voltage
was correct or not
2. Replace the restraining
resistor or the fuse
3. Send the inverter back for
repairing
1. Send the inverter back for
repairing
2. Improve ventilation
conditions
Send the inverter back
for repairing