SUN2000-(33KTL, 36KTL, 40KTL)-US
User Manual
5 Connecting Cables
Issue 07 (2019-06-20)
Copyright © Huawei Technologies Co., Ltd.
55
If you connect a ground cable to the PE point on the chassis shell in the scenario with a
neutral wire, you are advised to use a four-core (L1, L2, L3, and N) outdoor cable.
If you connect a ground cable to the PE point in the maintenance compartment in the
scenario with a neutral wire, you are advised to use a five-core (L1, L2, L3, N, and PE)
outdoor cable.
describes the cable specifications.
Table 5-2
Cable specifications
Cable Specifications
Copper-Core Cable
Copper-Clad
Aluminum Cable or
Aluminum Alloy
Cable
Conductor
cross-sectional area
Range
6–2/0 AWG
4–2/0 AWG
Recomm
ended
value
4 AWG
2 AWG
Cable outer diameter range
supported by the AC OUTPUT
waterproof connector
37–44 mm (1.46–1.73 in.)
OT terminal: M8 (L1, L2, L3, and N) and M6 (PE)
Requirements for OT terminals:
If a copper cable is used, use a copper wiring terminal.
If a copper-clad aluminum cable is used, use a copper wiring terminal.
If an aluminum alloy cable is used, use a copper to aluminum adapter terminal or an
aluminum wiring terminal with a copper to aluminum adapter washer.