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2392 BU earth leakage Fault in ABB ACS560 Drive

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(@click2electro)
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How can resolve problem 2392 BU earth leakage Fault in ABB ACS560 Drive ?

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Posts: 18454
Admin
Topic starter
(@click2electro)
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Joined: 4 years ago

Cause : Total earth leakage of inverter modules is excessive.

1. Check there are no power factor correction capacitors or surge absorbers in motor cable.

2. Measure insulation resistances of motor cables and motor.

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