Huawei iSitePower-M - Mechanical Safety and Ladders

14
18
2
•
Connect cables in accordance with local installation laws and regulations.
•
Before connecting cables, ensure that the DC SWITCH on the power module and all the
switches connected to the power module are set to OFF. Otherwise, the high voltage of the
system may result in electric shocks.
•
Do not touch the manual ON/OFF switch when installing cables.
6
Installing Cables
Preparing Cables
6.1
Prepare cables of the required length based on the actual application scenario and device
installation position.
No.
Cable
Type
Conductor Cross
-
Sectional Area Range
Outer
Diameter
1
PV input power cable
Common outdoor PV
cable in the industry
4
–6 mm
2
5.5
–9 mm
2
AC input and output
power cables
Outdoor three
-core
copper cable (L/N/PE)
4
–6 mm
2
13.7
–16.9 mm
3
Ground cable
Single
-core outdoor
copper cable
Main ground cable: 4
–
6
mm
2
(same as the
cross
-sectional area of
the AC input cable)
Ground cable between
battery modules (in
capacity expansion
scenarios): 6 mm
2
-
4
Dry contact signal cable
Outdoor shielded twisted
pair cable (8 cores)
0.2
–1 mm
2
6.3
–7.5 mm
Stripping Length
Cable
1
2
PV input power cable
N/A
8
–10 mm
AC input power cable
100 mm
•
PE wire: 7 mm
•
L/N wire: 17 mm
AC output power cable
75 mm
•
PE wire: 7 mm
•
L/N wire: 17 mm
Ground cable
N/A
7 mm