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Forum: Electrical: Batteries, Generators & Solar

20-06-2020, 21:56

Replies: 21

Reverse Polarity on AC all of a sudden

Views: 5,145

Posted By smac999

Re: Rev Pol on AC all of a sudden

not if the n-g is 0v at the pedestal and 10v at the ac panel. that is a bad n wire causing 10v drop on the wire at load. shut off AC main and load drops and light turns off and n-g voltage goes...

Forum: Electrical: Batteries, Generators & Solar

20-06-2020, 13:38

Replies: 21

Reverse Polarity on AC all of a sudden

Views: 5,145

Posted By smac999

Re: Rev Pol on AC all of a sudden

voltage drop in the neutral wire will cause a voltage difference between N and G. the light only needs a few volts to start lighting up. it may only be dim and not fully on.

IE you might...

Forum: Electrical: Batteries, Generators & Solar

19-06-2020, 09:15

Replies: 21

Reverse Polarity on AC all of a sudden

Views: 5,145

Posted By smac999

Re: Rev Pol on AC all of a sudden

A bad netreal connection will cause a rev pol light. My guess is wires were already bad.

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