Huawei UPS5000-E User Manual page 160

UPS5000-E-(400 kVA-800 kVA)
User Manual (50 kVA Power Modules)
Table 3-10 Check items and acceptance criteria
No.
01
02
03
04
05
06
07
08
09
10
Issue 17 (2023-07-10)
Item
UPS installation
Neat arrangement
Cable layout
Cable labels
Cable ties
Cable connections
Grounding
AC phase sequence
Battery cable connections
Foreign matter cleaning
inside the cabinet
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Acceptance Criteria
The UPS is securely installed and does
not tilt due to vibration.
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
152