Huawei Copy-SUN2000 L1 Series Quick Guide

4
Preparing Cables
3.1
•
Connect cables in accordance with the local installation laws and regulations.
•
Before connecting cables, ensure that the DC switch of the solar inverter and all the switches
connected to it are set to OFF. Otherwise, the high voltage produced by the solar inverter
may cause electric shocks.
3
Connecting Cables
No.
Cable
Type
Conductor Cross
-
Sectional Area Range
Outer Diameter
1
Protective earthing
(PE) cable
Single
-core outdoor
copper cable
4
–10 mm
2
N/A
2
AC output power
cable
Two
-core (L and N) or
three
-core (L, N, and
PE) outdoor copper
cable
4
–6 mm
2
10
–21 mm
3
DC input power
cable and
(optional) battery
cable
Standard outdoor PV
cable in the
industry
4
–6 mm
2
5.5
–9 mm
4
(Optional) Signal
cable
Outdoor shielded
twisted pair cable
When cables are
crimped:
0.20–0.35
mm
2
When
cables are not
crimped:
0.20–1 mm
2

four-
hole rubber
plug: 4–8 mm

two-
hole rubber
plug: 8–11 mm
Prepare cables based on site requirements.
Installing the PE Cable
3.2
Ground
point
Do not connect the neutral wire to the enclosure as a PE cable. Otherwise, electric shocks may
occur.
•
The PE point at the AC output port is used only as a PE equipotential point, and cannot
substitute for the PE point on the enclosure.
•
Silica gel or paint must be applied around the ground terminal after the PE cable is connected.
•
It is recommended that the right ground point be used for grounding. The other ground point
is reserved.

Huawei Copy-SUN2000 L1 Series Specifications

General

Brand	Huawei
Model	Copy-SUN2000 L1 Series
Category	Inverter
Language	English