GE Industrial Solutions GPS 4848_100 Users Guide (dual rectifier shelf) - Manual (Page 77)

Galaxy Power System 4848/100 with Dual Rectifier Shelf
Issue 5 September 2011 Maintenance and Replacement 11 - 5
Replacement Procedures, continued
Installing or Replacing a Rectifier, continued
Step Action
6 Turn ON output circuit breaker.
7 Turn ON ac circuit breaker.
8 Turn rectifier power switch to ON position.
9 Verify:
•
Green LED is illuminated.
• No alarms are illuminated.
10 Set rectifier ID number as follows:
a. Depress rectifier power switch in UP position; rectifier ID
is displayed.
b. Hold rectifier power switch in UP position for 5 seconds;
the display number will begin to blink.
c. Release the switch.
d. Depress and hold the switch for 3 seconds to rapidly
advance the ID.
e. Depress and release repeatedly until the desired ID is
reached.
f. Leave switch un-pressed for 10 seconds to save the ID
number.
11 Follow Steps 3-5 to install remaining rectifiers. Follow Steps
6-10 to set remaining ID numbers.
12 Verify that the system voltage reads 52.08V or desired float
voltage.
13 Test replaced rectifiers using the “Testing Additional Alarms
After Replacement of Rectifiers” procedure in this section.