54
Site Wiring Fault
Alarm Code: 04
Site Fault detection is
supported on all models
anytime there is a
Grounding Neutral
connection.
Alarm triggers when the
difference between
ground and neutral
voltage is > 15v.
Site Fault detection should
be enabled by default. It can
still be enabled / disabled
from the LCD settings
menu.
Reconnect all input wires
Utility Abnormal
Alarm Code: 02
Utility is out of the
tolerance of input
Check input mains condition
Back feed
Alarm Code:93
UPS has a unexpected
bypass current on battery
mode
Transfer to maintenance
bypass and call service.
Battery Disconnect
Alarm Code:11
Battery voltage is lower
than the batteries
disconnected level
defined for this UPS. This
may be due to a blown
fuse, intermittent battery
connection or battery
cable being
disconnected.
Verify that all batteries are
properly connected.
If the condition persists,
contact your service
representative.
Battery low
Alarm Code:12
The UPS is in Battery
mode and the battery is
running low
This warning is
approximate, and the actual
time to shutdown may vary
significantly.
Depending on the UPS load
and number of Extended
Battery Modules(EBMs), the
“Battery Low” warning may
occur before the batteries
reach 25% capacity
Service Battery
Alarm Code:13
A faulted battery string
has been detected and as
a result the battery
charger has been
disabled until it is
replaced
Contact your service
representative
55
Output Overload
Alarm Code:41
Output is overload.
Remove some of the
equipment from the UPS.
The UPS continues to
operate, but may switch to
Bypass mode or shutdown if
the load increases.
The alarm resets when the
condition becomes inactive.
Inv Overload Fault
Alarm Code:42
UPS has transferred to
bypass or fault mode
because of overload in
inverter mode
The UPS transfers to
Battery mode if supporting
the load.
Remove some of the
equipment from the UPS
Byp Overload Fault
Alarm Code:43
UPS has cut off the
output and transferred to
fault mode because of
overload in bypass mode
or HE mode.
Remove some of the
equipment from the UPS
Output Short Circuit
Alarm Code:31
Indicates that the UPS
has detected abnormally
low impedance placed on
its output and considers it
a short circuit
Remove all the loads. Turn
off the UPS.
Check if UPS output and
loads is short circuit.
Ensure short circuit is
removed before turning on
again.
Fan Failure
Alarm Code:84
Indicates that the fan
could not work normally.
Check fans of UPS
Heatsink Over
Temperature
Alarm Code:81
Indicates that the
temperature of heatsink
is too high, UPS will get
over temperature fault
soon.
If the UPS transferred to
Bypass mode,
If the condition persists,
shut down the UPS. Clear
vents and remove any heat
sources. Allow the UPS to
cool. Ensure the airflow
around the UPS is not
restricted. Restart the UPS.
Ambient Over
Temperature
Alarm Code:82
Indicates that the ambient
temperature is higher
than the operation
temperature on
specification
