A class __________ ballast has a built-in thermal protection unit that opens the lighting circuit if the ballast temperature exceeds a specified level.
A) B
B) L
C) P
D) T

Name: A class __________ ballast has a built-in thermal protection unit that opens the lighting circuit if the ballast temperature exceeds a specified level. A) B B) L C) P D) T
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Question

Quizplus · Accepted Answer

A class P ballast includes a built-in thermal protection unit that opens the lighting circuit if the ballast temperature exceeds a specified level.

A Class __________ Ballast Has a Built-In Thermal Protection Unit