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Article #263

Re: Two phases to house - loss of neutral

#263
From: Trevor Wilson
Date: Tue, 24 Nov 2009 02:22
35 lines
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Sylvia Else wrote:
> Trevor Wilson wrote:
>> Sylvia Else wrote:
>>> I have to phases of power supply to my house - so three power lines,
>>> two phases plus neutral.
>>>
>>> I've on occasion wondered what would happen if we lost the neutral
>>> line. It seems to me that we'd then have the voltage between the two
>>> phases across two sets of appliances, one set attached to one phase,
>>> and the other set attached to the other phase, with the two sets in
>>> series as a result of their common connection to the neutral wire.
>>> Since the two sets are unlikely to represent equal loads, the net
>>> result would be a large overvoltage on one set of appliances.
>>>
>>> My electrician says it's not an issue, but I can't see why.
>>>
>>> Any thoughts?
>>
>> **Not an issue, due to the MEN system used in AUSTRALIA.
>> Cross-posting to an international group will guarantee a bunch of
>> useless comments. Pay attention to Australian posters only.
>>
>> Your electrician is correct.
>>
>>
>
> From the replies, the same system applies in the US. But people have
> still had problems.

**AFAIK, the US system is fundamentally different to ours.


-- 
Trevor Wilson
www.rageaudio.com.au
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From: "Trevor Wilson" <trevor@SPAMBLOCKrageaudio.com.au>
Newsgroups: sci.electronics.repair,aus.electronics
Subject: Re: Two phases to house - loss of neutral
Date: Tue, 24 Nov 2009 13:22:13 +1100
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