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#52701 06/03/05 06:12 AM

Joined: Aug 2004

Posts: 69

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For a 200 amp residential service am I correct with 2/0 cu or 4/0 al thhn. the amprage on 2/0 is 195 thats why I am not sure.

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#52702 06/03/05 06:59 AM

Joined: May 2002

Posts: 1,716

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Nov, see 310.15(B)(6) and Table 310.15(B)(6), if you meet this criteria you are correct.

Roger

#52703 06/03/05 09:44 AM

Joined: Feb 2003

Posts: 687

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Don't forget to check with local codes. I don't know where your at but many places here require 3 #3ott CU.

Tom

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AllClear
Belmond Iowa US

Posts: 44
Joined: August 2005