GFCI protection required on residential A/C condensing unit circuit

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Nuber

State Certified Practitioner of Electrical Arts
Location
Colorado
Occupation
Master Electrician
2020 NEC

See 210.8(A)
reference definitions -
  • device
  • receptacle
  • connector
Is it a valid argument to require GFCI protection for a hardwired A/C condensing unit with generic wiring method to outdoor safety switch (lever or pullout) and a hardwired condenser (utilization equipment) with a field installed wiring method used between the condenser and the disconnect?
 

david luchini

Moderator
Staff member
Location
Connecticut
Occupation
Engineer
There's nothing in 210.8(A) that would require GFCI protection for a hardwired A/C condensing unit.

However, see 210.8(F)
 

don_resqcapt19

Moderator
Staff member
Location
Illinois
Occupation
retired electrician
Isn't there a 2020 NEC TIA for these units?
One has already failed ballot and was not accepted. The one linked above, is the second attempt by a different submitter and with a different substantiation. Given that the first one did not pass ballot, I tend to doubt that this one will either.
 
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