inform DSP FLEXIPOWER SERIES, User Manual

Page: 48 / 52

43
9. TROUBLESHOOTING
When the UPS malfunctions during operation, you may check the followings:

Are the wirings of input and output correct?

If the input voltage of the Utility is within the input window of the UPS?
In case problems or symptoms still exist, please proceed the followings for proper adjustment.
Should the problem persists, please contact your local distributor for help.
Situation Check Items Solution
UPS Red Fault LED lights
up Check the error code shown on the LCD screen
1. Er05, Check to see if the battery connection is
properly done, then re-charge the
batteries for 8 hours to see whether the
UPS may backup normally; otherwise,
consult your local distributor right away.
2. Er06, Er10, Er12, Er28 Remove the overload.
Check AC power cables; if any damages
occurred change it.
3. EPO Remove the short circuit occurred at the
EPO terminal.
4. Er11, Er33 Remove the objects blocked onto the
ventilation holes.
5. Er14 Check the cooling FANs on rear panel are
working normally.
6. Er15 Make sure the UPS is operated normally.
If it is on CVCF mode, you have to turn
off and turn on the UPS again.
7. Er16, Er27 All of parameters except ID Number in
the parallel UPS must be same. 0
8. Er21 Reconnect the RJ-45 wire or set a UPS
with ID=1.0
9. Er24 When the UPS is on CVCF mode, it is
prohibited to have bypass input. You
have to turn off the UPS and bypass
input and re-start the UPS.
10. Other error code.
Consult your local distributor for help.
UPS fails to offer battery
backup or its back up
time is shorter than its
calculation.
If the backup time is still too short after 8 hours of charge, please contact your
local distributor for battery replacement.
UPS locks itself and it can
not be turned off.
Please check the further chapter to trouble shoot the problem; otherwise,
consult your local distributor for help. 0