Page:
68
OIM - Manual
Version:
2014/11
Speedlane 900
Edition:
SL900 -OIM - USA
14.4 UPS
The UPS has a number of error conditions that are shown in the table below.
For a complete overview please refer to the UPS user manual.
Problem
Cause
Solution
UPS always operates on
the batteries
There is no line voltage
Fluctuating line voltage
UPS input circuit breaker is
tripped
The mains fuse is tripped
The power supply cable is not correctly
connected to the UPS or to the power
output socket.
Find cause of problem or switch to a
different power outlet
Reset circuit breaker (on the back of
UPS) by pressing the plunger in
Replace the mains fuse
The UPS is overloaded
The connected equipment
exceeds the specified
maximum load
Check all the loads connected to the
output
UPS will not operate on
the batteries
The UPS has operated with
no mains voltage for a long
time and has not been able
to recharge the batteries.
The batteries are flat due to
not using the UPS for a long
period.
The batteries have run
down
Recharge them for at least 24 hours by
connecting the UPS to the mains. Then
perform a self-test.
Recharge them for at least 24 hours by
connecting the UPS to the mains. Then
perform a self-test.
Batteries may need to be replaced after a
number of years, depending on number
of discharges and ambient temperature
Battery self test failure
Battery in a poor condition
Recharge them for at least 24 hours by
connecting the uninterrupted power
supply to the mains. Then perform a self-
test.
Replace battery if problem persists.
UPS will not deliver power
to the output
Connection problem
Check that the loads are correctly
connected to the output socket and that
the multiple sockets used are operating
in a proper manner
Over/under supply voltage
Problems with the supply
voltage
The UPS has a diagnostic feature that
displays the utility voltage.
UPS errors
Changes to the battery self test time interval can be made.
Refer to the UPS user manual for more information.
The UPS performs a self-test automatically when turned on, and every two weeks thereafter (by
default). One of the alternative settings is to perform a self test at power up.