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Exam CEM All Questions
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AEE Energy Management CEM Question # 25 Topic 3 Discussion

CEM Exam Topic 3 Question 25 Discussion:
Question #: 25
Topic #: 3

An office building is illuminated with T8 fluorescent lamps. Which of the following is the best schedule for group relamping (total replacement of all the T8 fluorescent lamps in the building)?


A.

When you reach 70% of the rated lamp life


B.

Every 4 years


C.

When 25% of the lamps have failed


D.

When 20% of the ballasts have failed


E.

When the building owner changes


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