Question 8005 of 749 · Maryland Journeyperson Electrician Exam
A motor with a marked service factor of 1.15 needs a separate overload device. What is the maximum rating as a percentage of nameplate full-load current?
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Correct answer to question 8005
- A: 125 percent
Explanation
Section 430.32(A)(1) allows 125 percent of nameplate current for motors with a service factor of 1.15 or more. The same 125 percent applies to motors with a marked temperature rise of 40 degrees C or less.
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