Equipment & SystemsQuestion 315 of 521
What is the maximum voltage permitted for a wet-niche underwater pool luminaire?
a.120 volts
b.150 volts
c.250 volts
d.60 volts
Explanation
Section 680.23(A)(4) limits underwater luminaires to a maximum of 150 volts between conductors. Higher voltages such as 250 volts are not permitted for underwater pool lighting because of the shock hazard in and around water.
Law Reference: 2023 NEC §680.23Practice all 521 questions free — no signup required.
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