what size ser 4- wire aluminum for 100 amp sub-panel 10 feet from main service panel
J jcoale Member Aug 10, 2011 #1 what size ser 4- wire aluminum for 100 amp sub-panel 10 feet from main service panel
jumper Senior Member Location 3 Hr 2 Min from Winged Horses Aug 10, 2011 #2 Assuming AL conductors and 2008 NEC , 1/0 cable I believe.
L Lcdrwalker Senior Member Location Columbus, Ohio Aug 11, 2011 #3 I believe that SER with XHHW Al conductors would be a #1AWG. (310-16)
augie47 Moderator Staff member Location Tennessee Occupation State Electrical Inspector (Retired) Aug 11, 2011 #4 oddities in the NEC. As jumper states under the '08 Code per 338.10 with a SER cable it would need to be 1/0. With those XHHW conductors in a conduit a #1 would suffice.
oddities in the NEC. As jumper states under the '08 Code per 338.10 with a SER cable it would need to be 1/0. With those XHHW conductors in a conduit a #1 would suffice.
Dennis Alwon Moderator Staff member Location Chapel Hill, NC Occupation Retired Electrical Contractor Aug 11, 2011 #5 Does the feeder carry the entire load of the service?