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Glossary of Alarms
A-2
Copyright © 2005-2006 Eaton Corporation. All Rights Reserved.
IPN 997-00012-41D December 2006
LVD1 Disconnect
The operating conditions of the power system have automatically
triggered a low voltage disconnect.
LVD1 Fail
LVD1 is faulty.
LVD1 Manual
A local operator has manually triggered LVD1. (APS6-059 only)
LVD2 Disconnect
The operating conditions of the power system have automatically
triggered a low voltage disconnect.
LVD2 Fail
LVD2 is faulty.
LVD2 Manual
A local operator has manually triggered LVD2. (APS6-059 only)
MOV Fail
The surge protection system has failed. One or more MOV
cartridges may need to be replaced.
Multiple Rectifier Comms Lost
(displayed as Rects Comms Lost)
Normally this alarm indicates that multiple rectifiers have been
removed during routine maintenance. However, faulty rectifier
communications or losing the rectifier communications bus can also
tri
gg
er this alarm. If removin
g
multiple rectifiers tri
gg
ers this alarm,
you can reset it from the front panel before it triggers an external
alarm.
Multiple Rectifier Fail
(displayed as Mult. Rect Fail)
Multiple rectifiers are faulty or their AC power has been removed
without causing partial or total AC failure.
Partial AC Fail
More than 20% of the rectifiers are reporting loss of AC power or
loss of a phase.
Rectifier Comms Lost
(displayed as Rect Comms Lost)
A rectifier has been removed durin
g
routine maintenance. However,
faulty rectifier communications or losing the rectifier
communications bus can also trigger this alarm. If removing a
rectifier triggers this alarm, you can reset it from the front panel
before it triggers an external alarm.
Rectifier Fail
A rectifier is faulty or its AC power has been removed without
causing partial or total AC failure. You can reset a Rectifier Fail
alarm from the front panel before it triggers an external alarm.
Sensor Fail
The current, temperature or voltage sensing system is faulty.
System Overload
The power system is operating close to its maximum capacity and
more rectifiers may need to be inserted. The System Overload
threshold is configurable.