East EA902P - Page 22

21
to battery mode
2 Battery mode
Battery voltage -
normal
Working mode displays
bAT
One
beep / 4
sec
One
flash
/ 4 sec
One
flash /
sec
/
Warning for
abnormal voltage
of battery
Working mode displays
bAT, Bat flash
One
beep /
sec
One
flash
/ sec
One
flash /
sec
/
3
Bypass mode
Mains power –
normal（under
Bypass）
Working mode displays
byPASS
One beep
/ 2 min
No flash
One
flash
/2 sec
/
4
Warning for battery disconnected
Bypass mode
Working mode displays
byPASS, bat display is
0, and flash all the time
One
beep / 4
sec
One
flash
/ 4 sec
One
flash
/2 sec
/
Inverter mode
Working mode displays
Line, bat display is 0,
and flash all the time
One
beep / 4
sec
One
flash
/ 4 sec
Flash
always
/
Power on / Switch
on
LCD illuminates when
power on, and display
the capacity of the UPS,
later working mode
displays Line or
byPASS, bat icon flash
all the time
6 beeps
Flash
always
Flash
always
Flash
always
/ /
5
Output overload protection
Warning for mains
power overload
Working mode displays
Line, load icon flash
2 beeps /
sec
2
flashes
/ sec
Flash
always
/
Protect operation for
mains power mode
overload
Working mode displays
FAULT and the
corresponding codes
Long
beep
Flash
always
/
Flash
always
Warning for battery
overload
Working mode displays
bAT, load icon flash
2 beeps /
sec
2
flashes
/ sec
One
flash /
sec
/
Protect operation for
battery mode
overload
Working mode displays
FAULT and the
corresponding codes
Long
beep
Flash
always
/
Flash
always
6
Warning for bypass
mode overload
Working mode displays
byPASS, load icon
flash all the time
One
beep / 2
sec
One
flash
/ 2 sec
One
flash /
2 sec
/
7 Fans fault(fan icon）
Fan icon flash, working
mode displays
depending on current
One
beep / 2
sec
No flash / /