49
7
The UPS module
fault LED remains
ON
The module is already
damaged
Take out this module, replace with a
new module.
8
Utility
LED is
flashing
Utility voltage exceeds UPS
input range.
If the UPS operates at battery mode,
please
pay attention
to
the
remaining backup time needed for
your system.
9
Battery LED is
flashing but
no charge voltage
and current
Battery breaker does not
switch on, or batteries are
damaged, or battery
is
reversely connected.
battery number and capacity
are not set correctly.
Switch on the battery breaker. If
batteries are damaged, need to
replace whole group batteries,
Connect the battery cables
correctly;
Go to LCD setting of the battery
number and capacity, set the correct
data.
10
Buzzer beeps every
0.5 seconds and
LCD display “output
overload”
Overload
remove some load
11
Buzzer long beeps,
LCD display “output
short circuit”
The UPS output is in short
circuit
Make sure the load is not in short
circuit, then restart the UPS.
12
The LED of the
Module with RED
light
The module is not inserted
properly.
Pull out the module and insert
properly.
13
The UPS only
works on bypass
mode
The UPS is set to ECO
mode, or the transfer times
to bypass mode are limited.
Set the UPS working mode to Single
Module type(non-parallel) or to reset
the times of transferring to bypass or
re-start the UPS
14
Can not Black start
Battery switch is not properly
closed
；
Battery fuse is not open
；
Or Battery low
Close the battery switch
；
Change the fuse
；
Recharge the battery
15
Buzzer beeps
continuously and
LCD indicates
Rectifer fault or
output fault
UPS is out of order
Consult with your local agent for
repair
