Mitsubishi Electric FR-A520-0.4K -55K Instruction Manual page 19

8) For installation in an enclosure
Ventilation fan
Inveter
(Correct example)
Position of Ventilation Fan
9) Vertical mounting
( 1 ) Wiring cover and handling ( 22K 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.
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Inveter
Inveter
Built-in cooling fan
(Incorrect example) (Correct example)
Accommodation of two or more inverters
WARNING
8
INSTALLATION AND WIRING
Inveter
Inveter
Inveter
(Incorrect example)
Wiring cover
Protective bush