Wet-niche luminaires shall be installed with the top of the luminaire lens not less than _____ below the normal water level of the pool.
a) 6 in.
b) 12 in.
c) 18 in.
d) 24 in.
See answer and applicable Code reference
The correct answer is: c) 18 in.
Part II of Article 680 of the 2011 NEC covers electrical installations at permanently installed pools. Section 680.23 covers all luminaires installed below the normal water level of the po