Question 8024 of 731 · Texas Journeyman Electrician Exam
How many conductors must a motor disconnecting means open?
Exactly one answer is correct.
You got of questions right. Here on the question pages nobody remembers which ones you got wrong. The trainer saves your progress and asks the mistakes again until they stick.
Or free: the 10 questions most people get wrong
Show solution
Correct answer to question 8024
- C: All ungrounded supply conductors simultaneously
Explanation
Section 430.103 requires the motor disconnect to open all ungrounded supply conductors at the same time. It must also be designed so it does not close automatically.
More questions: Motors, HVAC, Generators and Transformers
- 8025What must a motor disconnecting means clearly indicate?
- 8027What is the minimum rating of a motor controller?
- 8028Where must the disconnecting means for a motor control circuit be arranged?
- 8031Under NEC 2026, where are general Class 1 circuit rules found?
- 8032What does the code letter on a motor nameplate indicate?
- 8034Feeder conductors supplying several motors must have an ampacity of at least what?