UPS-D Series
Unintrerruptible
Power Supply
DOC NBR:
TEC-876
PAGE
2
OF
3
5.0
LCD Display
Display information and status.
LCD WINDOW
Status
LCD Display
NORMAL
Facility supply power to UPS is normal.
FAULT
Facility supply power to ups unsual or problem
has occured
OVERLOAD
UPS overload. The buzzer emits continuous
alarms for 30 seconds
CHARGE
Battery charge mode
BATTERY
UPS transfer to backup or battery test mode.
The buzzer emits alarm every 4 seconds.
LOAD bar
Load capacity indicator in percent
BATTERY
CAPACITY bar
Battery capacity indicator in percent
6.0
Operation
SWITCH ON. With facility power ON to the furnace, press and hold the POWER button more than 4
seconds until hearing one beep.witch On.
SWITCH OFF. Press and hold the POWER button less than 4 seconds until one beep is heard.
Self-Test. In normal utility power, push the POWER button less than 1 second and UPS will perform a
self-test on the battery capacity. During the self-test, the UPS operates a back up mode.the BATTERY
and LOAD icon stay on.
SILENCE. In Back-Up mode, push the POWER button less than 1 second to silence the audible alarm.
BACK-UP(slow alarm). When in Back-Up mode, the BATTERY and LOAD icon illuminate and the UPS
emist beeping sound every four seconds. The alarms stop when the UPS returns to utility power operation.
Press the POWER button to stop the beeping.
LOW BATTERY (rapid alarm) In Back-Up mode, when the battery energy runs low, the UPS beeps
rapidly until the UPS shuts down form battery exhaustion or return to utility power operation.
OVERLOAD (continuous alarm). When the UPS is overloaded, the OVERLOAD icon illuminates and
the UPS emits a continuous alarm for 30 seconds to warn of an overload condition. Disconnect
nonessential load equipment from UPS to eliminate the overload.
6.1 Battery Alarms
Battery Capacity >40%. Buzzer emits sound every 3 seconds, automatically muffles after 1 minute.
Battery Capacity <40%. Buzzer emits sound every 1 second and does not shut off.
