Grounding connections in a portable generator when acting as an independent supply. Image used courtesy of Lorenzo Mari
The equipment grounding conductor terminals on the receptacle, the equipment non-current-carrying parts, and the generator frame are connected.įigure 2. The generator feeds cord-and-plug-connected equipment, such as tools and appliances, via affixed receptacles. The generator only feeds equipment mounted on the generator. There is no need to connect the generator’s frame to a grounding electrode–like a ground rod or water pipe–if (see Figure 2) Portable means an easily transported generator. This section deals with portable generators. Section 250.34 covers the grounding and bonding of portable, vehicle-mounted, and trailer-mounted generators. Generators can be mounted permanently in remote areas without electrical service and as a temporary source or backup power. NEC’s Section 250.34 regulates portable, trailer-mounted, and vehicle-mounted generators, while Section 250.35 deals with permanently installed generators. National Electrical Code 2023 Basics: Grounding and Bonding Part 8. National Electrical Code 2023 Basics: Grounding and Bonding Part 7. 
National Electrical Code 2023 Basics: Grounding and Bonding Part 6.National Electrical Code 2023 Basics: Grounding and Bonding Part 5.National Electrical Code 2023 Basics: Grounding and Bonding Part 4.National Electrical Code 2023 Basics: Grounding and Bonding Part 3.National Electrical Code 2023 Basics: Grounding and Bonding Part 2.National Electrical Code 2023 Basics: Grounding and Bonding Part 1.To catch up on Lorenzo Mari’s series on National Electrical Code 2023 Basics: Grounding and Bonding, please follow these links:
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