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PRELIMINARY
5 Troubleshooting (continued)
5.1 Alarm Messages (continued)
Alarm messages are displayed on the LCD control panel. Press the “UP” and “DOWN” buttons to scroll through all alarm messages.
Table 5.1b Power Module Warning Message List
Warning Message Condition
PWR MODULE #n PFC FUSE OPEN Power module #n main input fuse broken
PWR MODULE #n INVERTER FUSE OPEN Power module #n output fuse broken
PWR MODULE #n GENERAL FAULT PFC/INV control board fail
PWR MODULE #n CHARGER FAILURE Power module #n charger board fail
PWR MODULE #n FAN FAILURE Power module #n fan(s) fail
PWR MODULE #n PFC OVER TEMPERATURE WARNING Power module #n PFC temperature over 60 degree C
PWR MODULE #n PFC OVER TEMPERATURE SHUTDOWN Power module #n PFC temperature over 65 degree C
PWR MODULE #n INVERTER WARNING OVER TEMPERATURE Power module #n INV temperature over 60 degree C
PWR MODULE #n INVERTER SHUTDOWN OVER TEMPERATURE Power module #n INV temperature over 65 degree C
PWR MODULE #n INVERTER VOLT NOK Power module #n INV voltage over rating ( 220V/230V/240V ) +/-1%
PWR MODULE #n INVERTER SHORT CIRCUIT UPS output short circuit
PWR MODULE #n STATIC SWITCH FAULT Power module #n STS open/short
PWR MODULE #n DC BUS ABNORMAL Power module #n DC BUS over 430V / under 300V
Note: #n indicates the ID of the power module. (Ex.: #1 is power module 1)
Note: In the event of power module failure, refer to chapter 6.1.
