GE Industrial Solutions GPS 4848_100 Users Guide (dual rectifier shelf) - Manual (Page 111)

Galaxy Power System 4848/100 with Dual Rectifier Shelf
Issue 5 September 2011 Troubleshooting Millennium Systems 13 - 13
RECT MIN Rectifier Fail ALM SEN Thermal sensor
failure:
•Internal rectifier
failure
1. Place the ac circuit
breaker for the
rectifier in the OFF
position.
2. Remove the
rectifier from the
shelf.
3. Wait for 30 seconds
or until all front
panel display LEDs
have extinguished.
4. Replace the
rectifier.
5. Return the ac
breaker to the ON
position.
6. Place the rectifier
ON/STBY switch
into the ON
position.
7. If the problem is not
corrected, replace
the rectifier with a
new one.
RECT MIN Rectifier Fail FAN
ALM None Fan failure Replace the fan in the
rectifier.
RECT MIN Manual Off STBY Blank Rectifier has
been manually
turned off. Turn rectifier on.
RECT MIN External Transfer
Shutdown STBY TR System is
operating on
external engine. No action required.
RECT MIN High Float Voltage None None Configuration
problem Call technical support.
RECT MIN Excess Rectifier
Drain None None Internal rectifier
fault Replace rectifier.
Table 13-E: Rectifier Related Alarms (Continued)
(See Figures 12-4 and 12-6)
Controller
LED
Controller
Alarm
Status
Millennium
Controller Display
Rectifier
LED
Rectifier
Display
Possible
Problem(s)
Possible Solution(s)