Question 10084 of 749 · Maryland Journeyperson Electrician Exam
The OCPD for an arc welder may be rated at not more than what percentage of the rated primary current (I1max)?
Exactly one answer is correct.
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Correct answer to question 10084
- A: 200 percent
Explanation
Each arc welder must have an OCPD rated or set at not more than 200 percent of I1max or the rated primary current of the welder. Welding loads are intermittent and allow higher protection settings.
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