Powerware Plus 80 - Page 37

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The RMP contains a local horn and these backttt status indicators:
SYSTEM NORMAL
The UPS is energized (either with utility
power or battery backup) and is supplying
conditioned power to the critical load.
NO REDUNDANCY
This indicator applies only to parallel
systems when one cabinet is not
functioning. This feature is not available on
this system.
ON GENERATOR
This alarm means that the UPS input and
bypass are being supplied by the power
from the generator, instead of tom the
utllll power.
ON BYPASS
The bypass source is supptying the crittcat
load. Usuaffy this means that the UPS is
not energized. The load is not protected in
Bypass mode, and a horn sounds after 30
seconds.
UPS ALARM
The UPS system is issuing an alarm.
Cofldiions that effeci the curreni UPS
mode are indicated by the alarm lamps and
horn on the UPS. The following conditions
do not immediately affect the current mode,
and the horn sounds after 30 seconds:
l UPS Overload
l UPS over-temperature but not crittcal
l Building alarm (external alarm)
ON BATTERY
The UPS battery backup is supplying the
crltlcal load. The utility power is either
intenuped or out of specifrcatton. The
SYSTEM NORMAL indicator is atso IK
BYPASS UNAVAILABLE
The UPS system is in Normal mode, but a bypass source is not within speckicatton.
A horn sounds after 30 seconds.
SHUTDOWN IMMINENT
The UPS is preparing to shut down due to one of these situattons:
l System overload wlth no bypass available
l The UPS is in Sattery mode and the DC voltage is approaching its low liml
l Overtemperature
l UPS failure
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This light is accompanied by an audible atarm horn.
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