calculation help

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21 Mar 2007
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Durham
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United Kingdom
if 15kw / 230v = 65a then how come as stated in onsite guide that a 30/32a mcb and 6mm cable is adequate for upto 15kw asif it was at 15kw then surely 65a is too much for mcb and cable?
 
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sorry yes is it because of cooker diversity?
just applied it and came out at about 30a
 

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