NEC 2026 Compatible

A PV system interconnected with a dwelling service panel using a backfed breaker is limited to what percentage of the panel bus rating per the '120% rule'?

Journeyman Level📋 NEC 705.12(B)(2)Solar PV
A

100% of bus rating

B

110% of bus rating

C

120% of bus rating

D

125% of bus rating

Explanation & Direct Citation

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