Please right click on the image and save the photograph. This receptacle differs in construction from its self grounding counterpart.
Subpanels When The Grounds And Neutrals Should Be Separated
Isolated ground panel wiring diagram. Gnd ground equipment enclosure ig receptacle if used main breaker receptacle panel no scale receptacle wiring diagram isolated ground 26052602dgn. Isolated gnd bus equipment gnd bus ground bus neutral bus 208120v bus neutral l n iso. Isolated power circuits must be kept separate from other circuits. A basic diagram of this type of improper wiring can be seen below where a separately driven ground rod is used to reference the insulated equipment grounding bus in a sub panel. You can save this pic file to your own personal device. Our people also have some more graphics associated to outlet to wiring diagram please see the image gallery below click one of the graphics then the.
In 1984 responding to this and other incidents the authors of the national electrical code provided installation requirements for an isolated equipment grounding. The grounding terminal for an igr is insulated from its metal mounting yoke. 26052602 isolated ground receptacle wiring diagram alt default created date. Ig wiring on direct connected circuits as per 25096b isolated grounding circuits where required for the reduction of electrical noise electromagnetic interference on the grounding circuit an equipment enclosure supplied by a branch circuit shall be permitted to be isolated from a raceway containing circuits supplying only that. This is the isolated ground receptacle wiring diagram gooddy of a image i get off the outlet to wiring diagram collection. An isolated ground receptacle igr can reduce electrical noise but if installed incorrectly it can create a dangerous installation.
Do not share conduit or raceway with nonisolated circuits or isolated circuits from another system. Each receptacle and equipment grounding connector must be connected back to reference ground bus inside isolation panel to maintain equipotential grounding system. This means you must connect the grounding terminal directly to an effective fault current path by an insulated.