In message
rosoft.com>, dated Sat, 14 Apr 2012, Ted Eckert
writes:
However, the GFCI looks at current of any frequency.
Some former examples of the European species were found to be extremely
over-sensitive in a frequency band around 70 kHz, due to an unforeseen
internal resonance.
--
OO
Hello Brian,
The likely clause is NFPA 70 210.8(B)(6). This clause requires GFCI protection
in indoor wet locations for buildings that are not dwelling units. It is likely
that the AHJ is applying their own interpretation to this clause to require a
GFCI for equipment with a fixed water connect
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