System Wiring Diagram - Goodwe ETC Series User Manual

06 Electrical Connection
Load output cable
4
(LOAD)
Communication
5
cable
Wiring terminal specifications:

6.2 System Wiring Diagram

N and PE wiring via ON-GRID and BACK-UP ports of the inverter are different based on the
regulation requirements of different regions. Refer to the specific requirements of local
regulations.
N and PE cables are connected together in the Main Panel for wiring.
The following diagram is applicable to areas in Australia, New Zealand, South Africa, etc.
Inverter
Battery
PV
string
Single-core or multi-core outdoor copper or aluminum cable.
GW50K-ETC/GW50K-BTC:
• Conductor cross-sectional area (copper): 35-50 mm
• Conductor cross-sectional area (aluminum): ≥50mm
GW100K-ETC/GW100K-BTC:
• Conductor cross-sectional area (copper): 50-70 mm
• Conductor cross-sectional area (aluminum): ≥70mm
Outdoor shielded twisted pair cable
Conductor cross-sectional area: 0.25 mm
NOTICE
Do not wire in this position
if N and PE cables are
connected together.
Normal loads
28
User Manual V1.0-2023-04-30
- 1 mm
2
Main Panel
Meter
2
2
2
2
2
BACK-UP
load
Utility
Grid