Question 10041 of 731 · Texas Journeyman Electrician Exam
Under NEC 2026, as amended by TIA 26-1, where may ground-fault protection NOT be installed for a variable-speed pool motor that uses an adjustable-speed drive?
Exactly one answer is correct.
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Correct answer to question 10041
- C: Between the output terminals of the motor drive and the motor
Explanation
TIA 26-1 revised 680.21(C) so that for a variable-speed pool motor with an adjustable-speed drive, the ground-fault protection is not installed between the drive output terminals and the motor. The protection belongs on the supply side of the drive.
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