26
Grounding connection
①
Please use dedicated grounding wires when grounding wire is done.
②
Use copper wire for grounding cable.
③
A thickness of grounding wire should be 25SQ or thicker.
④
Please press a terminal against the grounding wire and connect the wire to grounding bus bar
in the bottom part of the inverter.
⑤
A rated dimension of the terminal is 5Ø.
⑥
The grounding points should be connected to the inverter as close as possible.
⑦
The inverter must be grounded with special 3-type (grounding resistance is 10 Ω or less) to
prevent electric shock.
