On Jan 5, 2006, at 7:56 AM, Gudguyham@aol.com wrote:
>
> In a message dated 1/5/2006 7:24:48 AM Eastern Standard Time,
> r@somis.org writes:
>> few days ago I ran into a Ham on 40m who is a licensed electrician
>> here in California. so I took the opportunity to ask him why 240v
>> appliances like ovens, dryers and water heaters need a ground wire.?
>> His answer:? To protect people from being shocked by the Neutral wire.
>>
> Obviously he is wrong.? The ground wire (or bond as we call it) is to
> bond all electrical? non current carrying metal back top the
> electrical panel so that if a current carrying wire contacts metal it
> will trip the breaker and therefore someone will not be shocked.?
Without a ground/bond wire wouldn't connecting the Neutral wire to the
metal enclosure hold the enclosure to a safe potential until the
breaker trips?
Richard L. Measures, AG6K, 805.386.3734. www.somis.org
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