40 Amp CB on #10 NM for Central Air

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Re: 40 Amp CB on #10 NM for Central Air

#80964 06/16/02 10:24 PM

Joined: Feb 2002

Posts: 375

G

George

Member

I am confused about this issue.

While 4205.5 appears to allow a 40 amp breaker on the #10 wire,

4205.7 specifically limits #10 wire to 30amp breaker.

Is it not true that the most restrictive limit is applicable?

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ECN Forum Forums Code Related Discussion NEC & other Code issues 40 Amp CB on #10 NM for Central Air