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Posted to sci.electronics.repair
James Sweet
 
Posts: n/a
Default Kinda off topic...House electrical issue?

hk538 wrote:
I've noticed during moving one of the wall receptacles, that when the
breaker for that circuit is shut off, I'm still showing 17-19vac on my
meter. Not exactly sure as to why I'm still showing ac on a circuit
that is supposed to be dead. I've checked a few others with the circuit
breaker off and they too are showing 17-19 vac. The only thing I can
figure is maybe some stray inductance or some sort of system ground
problem. I've checked the breakers and everything seems to be fine. 200
amp main with breakers is less than a year old and I've always heard
square-D is good stuff. Not sure....Any ideas?

Thanks,
GW



That's normal, if the wire is run parallel to another wire which is live
you can get a significant voltage, though there should be next to zero
current.

Square D is generally pretty good, you should measure the voltage at the
terminals into the main breaker and turn on the A/C, it shouldn't drop
more than a couple volts. If it does then you have a problem somewhere
between the panel and the pole.