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FusionModule1000A40 IT Solution
Maintenance Guide (2016.05, AI Version)
Item
Switchover
between the
mains
supply and
UPS2000-G
batteries
UPS2000-G
fastening
bolts
UPS2000-G
battery
charge and
discharge
cycles
Issue 04 (2018-01-05)
Expected
Method
Result
1. Verify that the
1. After the
UPS is working
properly,
disconnect and
restore the
mains supply,
and check the
switchover
between the
mains supply
and batteries.
2. Use a
multimeter to
measure the DC
2. The voltage
voltage between
the positive
terminal and the
negative
terminal of
battery packs.
Check the
The fastening
UPS2000-G
bolts are
fastening bolts.
secured.
Verify that both
The voltage of
batteries and the
the battery
AC mains input are
string is
normal. When the
normal.
UPS works in
online mode,
disconnect the AC
input, discharge the
battery string to
about 450 V, and
restore the AC
mains input. Then
check the battery
string voltage.
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Troubleshooting
If any single battery is faulty,
mains
replace the entire battery string.
supply is
disconnecte
d or
restored,
the UPS
automatical
ly switches
to battery
mode or
online
mode.
between the
two
terminals of
the battery
packs is
around 535
V.
If any fastening bolt is loose, tighten
all fastening bolts using a torque
wrench.
If the voltage of the battery string is
abnormal, replace the entire battery
string.
3 Maintenance
19
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