Mitsubishi Electric FR-F700 Series Instruction Manual page 12

Wiring cover and Handling (FR-F720-00930 (FR-F740-00620) or less)
1) When cable conduits are not connected
Cut the protective bushes of the wiring cover with nippers or a cutter before running the cables.
Do not remove the protective bushes. Otherwise, the cable sheathes may be scratched by the wiring cover
edges, resulting in a short circuit or ground fault.
2) When cable conduits are connected
Remove the corresponding protective bushes and connect the cable conduits.
REMARKS
⋅ When using conduits for the FR-F720-00046 and 00077, fix the conduits to the wiring cover after connecting the earth cable
to the inverter earth terminal.
Installation of the inverter and instructions
Wiring cover
Protective bush
WARNING
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