UPS + Isolation User Manual
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The troubleshooting information provided in this section should help you
discover
the
cause
of most commonly
encountered
difficulties. Before following the
troubleshooting steps
provided,
be certain that you have verified
the
following items:
• The UPS should be plugged into a properly working outlet.
• The line voltage to the UPS is within
specified boundaries.
• The circuit breaker on the rear panel of the UPS has been reset.
• The battery enable plug(s) is installed.
Output Fuse Ratting Chart
Work to be done only by qualified service personnel. It is critical that the same type and rating of
fuses are used.
UPS does not
power up and has
no audible alarm.
1.
On/Off Button not pressed
long enough.
2.
No incoming line voltage
or voltage too high or too
low.
3.
UPS input power cord is
not plugged in.
4.
Rear panel circuit breaker
is tripped.
1. Press and hold the On/Off switch
for 3 seconds min.
2. Check wall socket and test for
proper line voltage.
3. Plug in input power cord.
4. Reduce load and reset circuit
breaker.
UPS Overload
LED
s
are
illuminated and
continuous audible
alarm sounds.
Reduce load by removing the least
critical load items from the UPS
output.
Low/Replace
Battery LED is
illuminated.
Battery voltage is too low or
battery is dead.
Recharge battery for at least six
hours and reset UPS. If LED is still
illuminated, replace the battery.
Site Wiring Fault
LED is illuminated.
Contact
a qualified electrician to
verify wiring at this site.
Backup time is
less than expected.
Battery is not fully charged or
battery is dead.
Recharge battery for at least six
hours and retest back up time.
UPS is normal,
but the computer
will not turn on.
Computer input power cord
is loose or not connected.
Connect the power input power
cord.
Replace with same type and rating of fuse
Fuse must be rated to IEC 60127-2
ABCE1442-11R / UPS-1440-Li-ISO