96 Operation
TheBattery block in the Monitor/Mimic Display indicates thebattery voltage and charge current.
Usethe Monitor/Mimic Display screen to determine the conditionof the UPS module. Press the Alarm Reset
padto clear the Alarm Messages.Refer to Ta ble 1 for an explanation of any remaining alarm messages. Call
LiebertGlobal Services if you cannot clear the remaining alarm messages.
Ifno alarm messages are displayed, the UPS module is now ready to provide filtered,uninterruptible power to
thecritical bus. Manually close the module output circuitbreaker (CB2, Fi gure 8)to place this UPS module on-
line.
Whenall required UPS modules are on-line, return to the SCC to complete your UPS system start-up.
NOTE
Thebattery charge current may increasequickly, but then should slowlydecrease. A
fullycharged battery will requireno more than 31 Amps of charge current.If you are
recoveringfrom a battery shutdown or an input powerfailure, the UPS rectifier will
berecharging the battery.Recharge current can be more than 100 Amps.The
maximumallowable recharge currentfor your unit will depend on the kVArating and
yourfactory-set battery recharge currentlimit.
CAUTION
Donot use equalize charging with valve-regulated, sealed-cell batteries.Refer to
the battery manufacturer’sm anual for specific information about equalize
charging.
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