Question 8047 of 731 · Texas Journeyman Electrician Exam

What is the normal maximum branch-circuit short-circuit protection for a single hermetic motor-compressor?

Exactly one answer is correct.

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Correct answer to question 8047

  • B: 175 percent of rated-load current, up to 225 percent if needed to start

Explanation

Section 440.22(A) limits the device to 175 percent of the rated-load current or branch-circuit selection current. If that will not carry the starting current, it may be increased up to 225 percent.

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