B Bowhunter Member Location Illinois Apr 18, 2012 #1 Does anyone know why the new section in Article 701.5 (D) of the 2011 NEC only applys to a solidly grounded wye ground fault and not a 3-phase delta system ground fault?
Does anyone know why the new section in Article 701.5 (D) of the 2011 NEC only applys to a solidly grounded wye ground fault and not a 3-phase delta system ground fault?
charlie b Moderator Staff member Location Lockport, IL Occupation Semi-Retired Electrical Engineer Apr 18, 2012 #2 Duplicate. See the discussion here: http://forums.mikeholt.com/showthread.php?t=144765