Wiring Check; Checks - Omron VARISPEED E7 User Manual

Variable torque frequency inverter
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Wiring Check

Checks

Check all wiring after wiring has been completed. Do not perform continuity check on control circuits. Per-
form the following checks on the wiring.
Is all wiring correct?
Have no wire clippings, screws, or other foreign material been left?
Are all screws tight?
Are any wire ends contacting other terminals?
• Ensure that the door locks are closed and the cable glands are tightened after wiring. Otherwise the
equipment may be damaged by the ingress of water or dust.
• Keep any water or dust outside of the Inverter when wiring. Otherwise the equipment may be damaged
by the ingress of water or dust.
• Use the proper cable gland for each cable. Otherwise the equipment may be damaged by the ingress of
water or dust.
• Mount the blind plugs attached for option and control card entry if these terminals are not connected.
This will keep IP54 protection for the inverter. Otherwise the equipment may be damaged by the ingress
of water or dust.
• Be sure to ground the grounding terminal. Moreover be sure to ground the shield of motor cable on the
motor side. Otherwise an electric shock can occur.
CAUTION
WARNING

Wiring Check

2-37

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