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General alarms
LOW LEVEL ALARM
UPS OK !
This message indicates that a problem requiring action has occurred. The load is still supplied
by the inverter. The problem is listed in the secondary alarm message (see below), as
indicated by the flashing exclamation mark (!). The alarm message may be viewed by
pressing the “alarm” pushbutton (!).
UPS INPUT FAILURE
LOAD ON BATTERY !
This message indicates that the main AC input (mains 1) has failed or is outside of tolerance,
and power to the inverter is being supplied from the UPS battery system. The load is
still supplied via the inverter.
REMAINING BAT. TIME
__ MN %KW LOAD = __
This message is automatically displayed every five seconds when the UPS is on battery. It
alternates with the previous message. The message provides an estimate of the available
remaining time on battery, based on the percentage of full rated load being supplied, the type
of battery, the battery temperature, and the battery age.
UPS LOW BATTERY
SHUTDOWN IMMINENT !
This message indicates that the battery has reached the “low battery shutdown” warning level.
The user must take steps to prepare the load for shutdown (load shedding, file saving and
computer shutdown, etc.). This message replaces the previous two messages when the
battery is nearly depleted. When this message appears, there are only a few minutes of
battery back-up time remaining.
UPS ALARM
CALL SERVICE !
This indicates that the battery disconnect circuit breaker QF1 has been opened or the inverter
has stopped and that service is required. The problem is listed in the secondary alarm
message (see below), as indicated by the flashing exclamation mark (!). The secondary alarm
message may be viewed by pressing the “alarm” pushbutton (!).
Secondary alarms
The presence of these alarms is indicated by a flashing exclamation mark (!) on the general
alarm message. Press the “alarm” pushbutton to view these messages.
EMERGENCY SHUTDOWN
REPO ON !
This message indicates that the UPS has been shut down because a remote emergency
power off (REPO) pushbutton has been pressed.
2 — 38 Operation
EPS 6000 UPS Shared Systems