Where in the Code does it call for GFCI protection for outdoor air-conditioning equipment at dwelling units?” The answer would be the same … it’s all about location, location, location!
While your local municipality may not yet be using the 2020 NEC, these revisions will have an impact on the way residential kitchens are wired when it does become adopted.
Does UL Certify (List) electric vehicle (EV) chargers that allow an EV owner to back-feed the electrical system on their house and how do I identify one?
One of the main challenges while performing power studies on commercial buildings is getting the right data. Different measures and electrical codes are used to determine the suitable accuracy level in a specific case.
During the testing and certification process, each NRTL evaluates samples of products to applicable standards to ensure they comply with the requirements of the standards.
Why only approved equipment must be used in an electrical installation, and what does equipment approval mean?
The challenging tasks of keeping the data flowing reliably between the RTU system and the utility enterprise is now being complicated with aging and obsolete infrastructure.
Let's a look at some of the more substantial changes to Article 310 for the 2020 NEC, which covers general requirements for conductors.