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gfci protection

  1. jar546

    NEC 2020 Question on GFCI Protection

    In the 2020 NEC, Section 210.8(F) introduced GFCI protection for equipment in certain areas. Which of the following best describes the specifics of this requirement in relation to HVAC equipment and its applicability to receptacles? A) GFCI protection is only required for HVAC equipment...
  2. jar546

    GFCI Protection Requirements NEC 210.8(D) in the 2023 NFPA 70

    Some big changes for 120/208/240 vac appliances: 210.8 (D) Specific Appliances. GFCI protection shall be provided for the branch circuit or outlet supplying the following appliances rated 150 volts or less to ground and 60 amperes or less, single- or 3-phase: (1) Automotive vacuum machines...
  3. jar546

    Would a double pole GFCI Breaker trip if .........

    Unlike a regular, non GFCI breaker, would a 240V double pole breaker (used for a multi-wire branch circuit) trip if it lost the neutral connection on a MWBC or would it think it was just another 240 load? What say thee?
  4. jar546

    An Inside Look at Dock Pedestals

    This is for a SFR so NEC 555 does not apply up to the 2014 NEC but does due to the changes in the NEC 2017 which clarifies that NEC 555 does indeed apply to one and two family residences. This has a 100A 240V double breaker that feeds it and this particular one supplies two 50A 240V...
  5. jar546

    Statistics on Ground Fault Circuit Interrupters

    Since 1973, the first introduction of GFCI's there has been: An 83% drop in electrocutions A 95% drop in electrocutions from consumer products The CPSC estimates that: 47% of current electrocutions could be prevented with proper GFCI protection 50% of American homes were built before...
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