Parrallel Conductors

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trip

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Is it allowed to parallel conductors (500kcml) in a single mast thru roof, would 392.8(D), Or something similar require two masts.
 

highkvoltage

Senior Member
Re: Parrallel Conductors

If it's 3 phase 4 Wire you would have to use 5" conduit, 3 phase Delta you would have to use 4" conduit .I would install two conduits. You would also have to derate the conductors using table 310.15(2)(a). :D

[ March 22, 2005, 11:07 PM: Message edited by: highkvoltage ]
 
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