5-1 Special Display List *1. After a trip occurs, normal operation is restored in 10 seconds by resetting. *2. Check the set data again if the EEPROM error occurs. *3. If the power is shut off during data initialization, an EEPROM error may occur when the power is next turned on. Shut off the power after completing data initialization or copying. *4. If an undervoltage trip occurs with the USP terminal turned ON, a USP error occurs after a trip reset. Reset again to release the trip. *5. The ground fault trip cannot be released with the reset input. Shut off the power and check the wiring. *6.
If the multi-function output (relay output) is set to 05 (alarm), the signal may not be output during the CPU error . In this case, no error data is stored in the trip monitor. ek k0k8 ek k0k8 ek k0k9 ek k1k3 5 ek k1k4 Maintenance Operations ek k2k2 5-2 Name Description Display on Digital Operator Temperature error Shuts off the output if the temperature has risen in the main circuit due to malfunction of the cooling fan or other reasons. ek k2k1 Gate array error Appears if a fault is detected in communication behavior between the built-in CPU and the gate array.
ek k2k3 Thermistor error (Available when the thermistor trip function is used) Detects the resistance of the external thermistor and shuts off the Inverter output. ek k3k5