Power Cables - Huawei UPS5000-A-400 kVA User Manual

UPS5000-A-400 kVA
User Manual (50 kVA, PF=0.9)

3.1.6 Power Cables

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Table 3-5 Recommended cross-sectional areas for power cables
Issue 03 (2020-01-10)
The UPS can generate large leakage currents. A circuit breaker that provides leakage
current protection is not recommended.
If UPSs are connected in parallel, input and output power cables for each UPS should have
the same length and specifications.
Item
Mains input Mains input current (A)
connector
Recommended cross-
sectional area (mm
Bypass input Bypass input current (A)
connector
Recommended cross-
sectional area (mm
Output Output current (A)
connector
Recommended cross-
sectional area (mm
Battery input Nominal discharge current (384 V current;
connector thirty-two 12 V batteries) (A)
Maximum discharge current (end of
discharge current of thirty-two 12 V
Copyright © Huawei Technologies Co., Ltd.
L1
2
)
L2
L3
N
PE
L1
2
)
L2
L3
N
PE
U
2
)
V
W
N (Increase the
cross-sectional
area at non-linear
load)
PE
3 Installation
400 kVA
675
2 x (4 x 240)
240
608
2 x (4 x 240)
240
608
2 x (4 x 240)
240
1042
1246
54