>Ground and Neutral are the same in the MAIN breaker box - not necessarily in
>all breaker boxes...
? In my mains breaker box gnd & neutral connect to the same bus.
>A branch circuit (probably quite common for
>post-construction install of 240V in our shacks) must have the neutral and
>ground separated. You should not wire up a device anywhere which requires
>neutral (i.e. the neutral is carrying current) to the ground instead of
>neutral.
>
>A slight digression: Ground-fault and arc-fault breakers rely on separate
>ground and neutral - or stated differently, they rely on current NOT being
>returned on the ground. I would recommend that our shack and workshop
>branch circuits all be fed by a ground-fault breaker. I feel better knowing
>that a milliamp difference in the load between hot and neutral will likely
>trip the breaker rather than a 40A overload running up my arm and out to the
>frame of a piece of radio junque.
? G.F.I. circuit breakers are not only sensitive to as little as 1mA of
current, they are also sensitive to RF.
- R. L. Measures, a.k.a. Rich..., 805.386.3734,AG6K,
www.vcnet.com/measures.
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