Huawei UPS5000-A-500 kVA User Manual page 82

UPS5000-A-500 kVA
User Manual (e-shelter)
No.
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Issue 02 (2020-01-10)
Item
Neat arrangement
Cable layout
Cable labels
Cable ties
Cable connections
Grounding
AC phase sequence
Battery cable connections
Foreign matter cleaning inside
the cabinet
Copyright © Huawei Technologies Co., Ltd.
Acceptance Criteria
The UPS and its adjacent cabinets are neatly
arranged and secured with connecting plates.
Cables are routed properly and cable routing
meets customer requirements.
Both ends of a cable are labeled. Labels are
concise and easy to understand.
Cable ties are secured evenly and no burr
exists.
The input, output, and battery cables are
securely connected. For the cables secured by
screws, the spring washers are flattened.
The resistance between the UPS ground bar
and the equipment room ground bar is less than
0.1 ohm.
For a single UPS, the mains input, bypass
input, and output phase sequences are correct.
For a parallel system, the phase sequences of
each UPS must be consistent.
The battery strings are correctly connected to
the UPS.
The inside and outside of the cabinet, and other
operating components, are free from
conductive dust.
1. There is no foreign matter (such as copper
wires and screws) on the top of the cabinet.
2. There is no foreign matter on the copper
bar terminals.
3. There is no foreign matter around switch
terminals.
4. There is no foreign matter on the bottom
plate of the cabinet.
5. There is no foreign matter on the rear
module subrack.
3 Installation
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