Huawei LUNA2000 Series - Internal Electrical Connections of the Battery; Installing an Internal Ground Cable

LUNA2000-(5-30)-S0
User Manual
5 Electrical Connection
Issue 01 (2020-09-18)
Copyright © Huawei Technologies Co., Ltd.
47
Table 5-2 Cables delivered with the battery
No.
Cable
Type
Source
1
DC input power
cable (power
control module
to battery
expansion
module)
Common outdoor PV cable in the industry
Delivered
with the
product
2
Signal cable
(power control
module to
battery
expansion
module)
Outdoor shielded twisted pair cable
Delivered
with the
product
3
Ground cable
Single-core outdoor copper cable
Delivered
with the
product

The minimum cable diameter must comply with local cable standards.

The factors that affect cable selection include the rated current, cable type, routing mode, ambient
temperature, and maximum expected line loss.
5.2 Internal Electrical Connections of the Battery

Internal cables are delivered with the battery. For details, see the Packing List in the packing case.
5.2.1 Installing an Internal Ground Cable
Precautions

Ensure that the PE cable is securely connected. Otherwise, electric shocks may occur.

It is recommended that silica gel or paint be used around the ground terminal after the PE cable is
connected.
Step 1 Connect the PE cable to the battery power control modules and battery expansion modules.