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06 Electrical Connection User Manual V1.4-2022-08-30
6.6.1 Connecting the AC Cable (ON-GRID)
Copper, 6≤S≤10mm
2
10-15mm
12-14mm
Φ: 13-22mm
6.6.2 Connecting the AC Cable (BACK-UP)
NOTICE
• Ensure that the BACK-UP PE cable is connected properly and securely. Otherwise, the BACK-
UP function may not work when the grid fails.
• Do not connect the utility grid or any other inverter to the BACK-UP port of the inverter.
• A double-pole three-throw switch (DP3T for short) is recommended to be added on the
BACK-UP side for convenient maintenance.
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