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3-3. Audible Alarm
Battery Mode
Sounding every 4 seconds
Low Battery
Sounding every second
Overload
Sounding twice every second
Fault
Continuously sounding
3-4. LCD display wordings index
Abbreviation
Display content
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
SF
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