H hardworker Senior Member Feb 14, 2018 #1 Can #3 cu be used for 100 amp service in a commercial building?
jumper Senior Member Location 3 Hr 2 Min from Winged Horses Feb 14, 2018 #2 hardworker said: Can #3 cu be used for 100 amp service in a commercial building? Click to expand... In general, yes. Why do you think it may not? Any details we should know for a more complete answer?
hardworker said: Can #3 cu be used for 100 amp service in a commercial building? Click to expand... In general, yes. Why do you think it may not? Any details we should know for a more complete answer?
infinity Moderator Staff member Location New Jersey Occupation Journeyman Electrician Feb 14, 2018 #3 Under normal conditions #3 THHN is a 100 amp conductor in T310.15(B)(16).
kwired Electron manager Location NE Nebraska Occupation EC Feb 14, 2018 #4 Unless ampacity adjustments are necessary#3 is a 100 amp conductor @ 75C.