Grounding and Bonding and Faults! Oh My!
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Nuisance trips on outdoor HVACR equipment connected to GFCIs due to the 2020 NEC have created quite a stir. Many states in the U.S. have excluded this requirement due to the efforts of ACCA and others. Regardless of all this, your installed equipment needs to be properly grounded and bonded per the NEC.
David C. Bixby has been active in HVAC industry codes and standards for 35 years and is currently secretary for the ACCA Codes Committee.
Latest posts by David Bixby (see all)
- Outdoor HVAC GFCI requirement: what Minnesota is seeing - October 20, 2026
- ACCA appeals NFPA ruling on GFCI nuisance tripping - September 25, 2026
- ACCA fights to extend GFCI exception - August 24, 2026
Posted In: Aside, Technical Tips
