Precaution for installation and wiring – Hitachi J300U Series User Manual

Page 20

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4-3

Vent hole

Cover (a nonflammable
plate such as an iron plate)

Precaution for installation and wiring

When executing the wiring work or another work, attach a cover on the vent hole (slit) on the top of the
inverter to prevent wire chips, weld spatters, iron scraps, or dust from falling into the inverter.

15 cm or more

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