Huawei UPS5000-E Series User Manual page 175

UPS5000-E-(60 kVA-125 kVA)
User Manual (Integrated UPS 3.0)
Item
PDC air-tightness
Cable insulation
PDC insulation
Insulation
resistance of the
secondary loop
Issue 01 (2020-04-13)
Expected Result
circuit breaker is switched on and off
smoothly for five times.
Check cable holes and PDC sealing
plates, there is no hole, and sealing
plates have not shifted.
Measure the insulation resistance,
the insulation resistance is greater
than or equal to 5 megohms.
Measure the insulation resistance,
the insulation resistance is greater
than or equal to 10 megohms.
Measure the insulation resistance,
the insulation resistance is greater
than or equal to 2 megohms.
Copyright © Huawei Technologies Co., Ltd.
6 Routine Maintenance
Troubleshooting
maintain or replace it.
If there is a hole or a sealing
plate has shifted, seal the cable
hole or reinstall the sealing
plate.
If the cable insulation does not
meet the requirement, replace
the power cable.
If the insulation does not meet
the requirement, check and
maintain each component.
If the insulation does not meet
the requirement, check and
maintain each component and
signal cables.
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