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Posted By: Yoopersup Service Conductor size - 02/20/08 07:09 PM
Total Load 3200 amps , Switch gear rated at 4000 amps

9 sets of 3-500 Kcmil & 1-4/0 neutral = 3420 amps.

Load 3200 Wire 3420 gear 4000 amps.

No main Six 800 amp switches

Legal per 230.80& 230.90 a EXCEPTION 3

READ PAGE 150 & 152 2005 NEC CODE HANDBOOK

Service Conductors Adquate for Load, Gear rated Above Load
Should be good to go Right.

Whatca say guys???
Yoopers
Posted By: Tom Re: Service Conductor size - 02/20/08 09:40 PM
Provided that your 3200 amp load is 125% of the continuous load plus 100% of the non-continuous load, I'd say OK.
Posted By: Yoopersup Re: Service Conductor size - 02/20/08 10:50 PM
That is the way it was Calculated.
Posted By: Alan Nadon Re: Service Conductor size - 02/21/08 04:13 PM
With six disconnects, and as calculated, it is Code compliant. Good to go. smile
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