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View Full Version : Is it okay to use 150 amp bolt-on breaker to # 2/7 t.w wire

cezarsummer
Aug 1, 2012, 10:57 PM
Is it okay to use 150 amp bolt-on breaker to # 2/7 t.w wire
tkrussell
Aug 2, 2012, 02:37 AM
I will assume #2 copper wire with TW insulation.

No, 150 amp CB is too large an amp rating to protect #2 Cu TW wire.