26
27
Standby
mode
UPS is powered off and
there is no output supply
power, but the UPS still
can charge batteries.
Fault mode
When a fault has
occurred, the ERROR icon
and the fault code will be
displayed.
Faults Reference Code
5.7
Warning indicator
5.8
Fault event
Fault code
Icon
Bus start fail
01
-
Bus over
02
-
Bus under
03
-
Inverter soft start fail
11
-
Inverter voltage high
12
-
Inverter voltage Low
13
-
Inverter output short
14
-
Battery voltage too high
27
-
Battery voltage too low
28
-
Charger output short
2A
-
Over temperature
41
-
Overload
43
Charger failure
45
-
Over input current
49
-
Warning
Icon
(flashing)
Code
Alarm
Low Battery
bL
Sounding every 2
seconds
Overload
OL
Sounding every
second
Over input current
OI
Sounding 2 beep
every 10 seconds
Battery is not
connected
NC
Sounding every 2
seconds
Over Charge
OC
Sounding every 2
seconds
Site wiring fault
SF
Sounding every 2
seconds
EPO enable
EP
Sounding every 2
seconds
Over temperature
t
P
Sounding every 2
seconds
Charger failure
CH
Sounding every 2
seconds
Battery fault
bF
Sounding every 2
seconds
Out of bypass voltage
range
BYPASS
bv
Sounding every 2
seconds
Bypass frequency
unstable
FU
Sounding every 2
seconds
Battery replacement
br
Sounding every 2
seconds
EEPROM error
EE
Sounding every 2
seconds
Engli
sh
Română
NOTE:
“Site Wiring Fault” function can be enabled/disabled via
software. Please check software manual for the details.
Summary of Contents for Balder 1500
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