Multi-wire branch circuits Post author:Jake Post published:August 6, 2012 Post category:Code Change of the Week Post comments:0 Comments When sharing the Neutral of a multi-wire branch circuit, the circuit breaker has to be common trip. Single phase, Three phase circuits now require a 2 pole or three pole circuit breaker. You Might Also Like 314.16(B)(5) Equipment Grounding Conductor Fill. NEW for 2020 March 17, 2024 210.8 GFCI protection of the garbage disposal. 2017 Code Changes September 12, 2020 New GFCI requirements for 2011 April 13, 2014 Leave a ReplyYou must be logged in to post a comment.