This answer is based on the 2017 NEC. A. Ground-fault protection of equipment is required for 277/480V service disconnects rated 1,000A or more. The rating of the ...
Electrical standards for PV systems: In part one of this series we looked at the background and scope of the U.S. National Electrical Code (NEC). We continued with a survey of 2011 NEC coverage of ...
Electrical distribution needs are continuously evolving in residential, commercial, and industrial sectors. Owning to this, the demand for electrical power is on the rise, indicating the probability ...
Key Takeaways Upgrading your electrical panel prepares your home for modern appliances and reduces fire hazards. Installing Ground Fault Circuit Interrupters (GFCIs) in wet areas prevents ...
What is ground-fault protection? The answer depends on whether you are talking about ground-fault protection of equipment or ground-fault protection of people. Just because ground-fault protection is ...