Lowell UPS9 Series Manual
Pg. 17
Abbreviation
Display
Meaning
ENA
Enable
DIS
Disable
ESC
Escape
RAC
Rack Display
TOE
Tower Display
B .L
Low Battery
O .L
Overload
N .C
Battery is not connected
O .C
Overcharge
S .F
Site Fault
E .P
EPO
T .P
Over Temperature
C .H
Charger Failure
B .B
Battery Fault
F .U
Frequency Unstable in Bypass Mode
B .V
Input Voltage is Out of Bypass Range
Audible Alarms
Description
Buzzer Status
Battery Mode
Sounds every 4 seconds
Low Battery
Sounds every second
Overload
Sounding twice every second
Fault
Continuously sounds
Abbreviations in LCD Display