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Does a 2-pole ground fault circuit interrupter (GFCI) circuit breaker provide Personnel Protection in accordance with the NEC when no neutral is used?

April 26, 2017breaker circuit fault GFCI ground interrupter personnel

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Does a 2-pole ground fault circuit interrupter (GFCI) circuit breaker provide Personnel Protection in accordance with the NEC when no neutral is used?

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Yes. If the load does not require a neutral, for example a 240V only load, the GFCI breaker still provides the required ground fault protection. Regardless of whether or not a LOAD neutral is used, the white wire attached to the breaker MUST be connected to the panel neutral bar.