VPRS-430 OPERATION MANUAL
Issue : 2009.03
ED : 1
VPRS-430 OPERATION MANUAL 18 /30
Table 4) Corrective Actions per Alarm
Alarm Corrective
Actions
MF
If rectifier unit communication is failed,
⇒
Insert the module to the rectifier system until it reaches the end.
If rectifier unit is off,
⇒
Turn on the power switch of the unit.
DCOV, DCUV
Check default setting of output voltage.
Check output UV and OV alarm settings.
ACUV, ACOV
Measure actual input voltage using DVM.
LVD
Check if the battery disconnector switch is in Normal.
Check if the battery has been normally connected.
B-NFB
Check if battery(#1,#2) C/B OFF Position.
OCA
Check the input voltage, and check if the output is open.
(See How to Operate Control Unit.)
☞
If the listed problem is not solved after the recommended actions are taken,
or if other problems occur, contact A/S center.
4
Rectifier Module Configuration
4.1 Standby/Operating Switch
During the operation, the module should be in Operating Mode.
If the switch is in Standby mode, output is not fed.
Caution : Even though the switch is in Standby mode, AC power will be fed to the
module, and the STB LED on the rectifier module will be turned on..
4.2 POWER ON LED
This LED is turned on (green) when the module is normal.
4.3 STB LED
The rectifier module is in standby mode, and does not feed output.
