Q. One of my electricians asked if it was a Code violation to install a 200A-rated, 42-circuit-load center, main lugs only, with protection consisting of a 100A switch/circuit breaker. I know I have read a good, sound, and reasonable response against this practice; however, I can’t find it in the NEC or elsewhere. Can someone “refresh” my memory? —R.M.B. A. I see no NEC violation with this arrangement,
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