Detached Garage Wiring Diagrams 3 Wire. These numbers are based on a maximum of a 2 voltage drop. The Power needs will be convenience outlets and lights for a workshop.
After feeding the cable into the garage screw the conduit outlet body to the exterior wall of the garage. I intend to electrify a detached garage which is about 60 ft. This section shall apply only to existing premises wiring systems.
I have added a 100A 240V sub-panel to my detached garage.
Do this by connecting the new green ground wire to the existing ground wire at the first box see Ground Metal Boxes and Fixtures below. Wire your unfinished garage to get the lights and outlets you need. If a single circuit with a grounding conductor either green or bare and attached to the grounding system in the house is run from the house to the garage no ground rod is required at the garage see Detached Garage Supplied by a Three Wire Branch. Where an equipment grounding conductor is not run with the supply conductors to the building or structure there are no continuous metallic paths bonded to the.