D domnic Senior Member Occupation Electrical Contractor Jul 18, 2013 #1 On a sub feed panel to a out building 4 wire 120/240 single phase do you connect the GEC to the neutral bar or the grounding bar.
On a sub feed panel to a out building 4 wire 120/240 single phase do you connect the GEC to the neutral bar or the grounding bar.
infinity Moderator Staff member Location New Jersey Occupation Journeyman Electrician Jul 18, 2013 #2 The ground bar, the neutral is isolated from the metallic parts of the system in a sub-panel in a separate structure.
The ground bar, the neutral is isolated from the metallic parts of the system in a sub-panel in a separate structure.