GE Industrial Solutions H5692448 Power Systems Infinity M1 (NE-M) - Manual (Page 63)

NE-M with Pulsar or Millennium II Installation Guide H5692448
CC848815325 r06 May 2013 63
Troubleshooting
System
Pulsar Controller Status
Display
Millennium Controller
Status Display
Rect/
Conv
LEDs
Dist.
Module
LED
Possible Problem(s) Possible Solution(s)
No Alarms
Norm
green
green
Normal Operation
MIN AC Fail
INF amber
(one
Rect)
green
• Single rectifier not receiving AC
power.
• ac input circuit breaker has
opened.
• ac input voltage is out of range.
1. Verify rectifier input circuit breaker is closed.
2. Verify AC power to rectifier is available and in range.
3. If problem not corrected, replace rectifier.
Norm
green
green
A rectifier has been removed from
the system while it is unpowered.
Issue the Menu > Control / Operations > Uninstall Equipment
command for any rectifier that was removed while unpowered.
MAJ Multiple AC Fail
INF
amber
(Multiple
Rect)
green
• Multiple rectifiers not receiving
AC power.
• ac input circuit breakers have
opened.
• ac input voltage is out of range.
1. Verify rectifier input circuit breakers are closed.
2. Verify AC power to rectifiers is available and in range.
3. If problem not corrected, replace rectifiers.
Norm
green
green
One or more rectifiers have been
removed from the system while it
is unpowered.
Issue the Menu > Control / Operations > Uninstall Equipment
command for any rectifier that was removed while unpowered.
Display green
green green green
BD AC DC
Normal
green
`green amber green
-54.48 V1 1000A
FLOAT
Display Amber
BD AC DC
Minor AC System
amber amber
-54.48 V1 1000A
FLOAT
BD AC DC
green red green
Display Red
Minor AC System
red amber