37
06 Electrical ConnectionUser Manual V1.1-2022-12-20
WARNING
• Pay attention to the L1, L2, L3, N and PE terminals. Connect the AC cables to the
corresponding terminals. The inverter may be damaged if the cables are connected to the
wrong terminal.
• Ensure that the whole cable cores are inserted into the terminal holes. No part of the cable
core can be exposed.
• Ensure that the cables are connected securely. Otherwise it will cause damage to the
inverter due to overheat during its operation.
• Connect the ON-GRID cable before BACK-UP cable when connecting the AC cables.
1
Copper, 4mm
2
≤S≤6mm
2
20-25mm
Φ: 13-18mm
7-9mm
1
2
1
1
2
2
Type I
1
4
2
1 3
2
2
1
1
1
3
3
M3
0.6~0.8N·m
1
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