GE Industrial Solutions GPS 4812_24 - Manual (Page 120)

Galaxy Power System 4812/24
14 - 8 Troubleshooting Vector Systems Issue 9 Januray 2008
Rectifier Related
Alarms
Table 14-E: Rectifier Related Alarms
(See Figures 12-6 and 12-8)
Controller
Alarm
Status
Vector
Controller Display
Rectifier
LED
Rectifier
Display
Possible
Problem(s)
Possible Solution(s)
Major RECT ID
CONFLICT None None Rectifier ID
number has not
been set. Set the rectifier ID using the
procedure in Section 11,
“Installing or Replacing a
Rectifier”.
Major RECT ID
CONFLICT None None Two or more
rectifiers have
the same ID
number. See above.
Major MULTI RECT
FAIL
ALM None More than one
rectifier has an
ALM LED lit. See rectifier alarms listed below.
Major MULTI RECT
FAIL
-- -- Loss of
communication
with controller:
•Defective
interface from
multiple
rectifiers to
controller
•Internal failure
of controller or
multiple
rectifiers
1. Verify that the controller is
powered and operating
correctly.
2. If there are no controller
alarms, replace rectifiers that
have lost communication.
3. If the problem is not solved,
call technical support.
Major VERY HIGH
VOLTGE
ALM HO •Lightning has
struck system.
•Internal
rectifier failure
1. Toggle the ON/STBY switch
into the STBY position and
then back into the ON position.
2. If the problem is not corrected,
replace the rectifier.
Minor RECTIFIER FAIL Blinking
ALM LED
on rectifier -- Loss of
communication
with controller:
•Defective
interface from
rectifier to
controller
•Internal
controller or
rectifier failure
1. Verify that the controller is
powered and operating
correctly.
2. If there are no controller
alarms, replace the rectifier.
3. If the problem is not corrected,
call technical support.