Question 3008 of 844 · Washington 01 Journey Level Electrician Exam
What is the maximum rating of a plug fuse?
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 3008
- B: 30 A
Explanation
Plug fuses and fuseholders are limited to 30 A. They may not be used in circuits exceeding 125 volts between conductors, except on systems with a grounded neutral not exceeding 150 volts to ground. See 240.50.
More questions: Feeders and Overcurrent Protection
- 3009A feeder is protected at 400 A. What is the minimum copper THWN tap conductor at 75 degrees C for a 25 ft tap?
- 3010What is the maximum height of the center of the operating handle of a circuit breaker in its highest position?
- 3011A 400 A feeder OCPD protects a feeder. Field-installed 10 ft tap conductors leave the enclosure. What is the minimum tap ampacity?
- 3012In other than dwelling units, service equipment must be field marked with what information?
- 3013How long must a load run to be considered a continuous load?
- 3014Which of the following is not a standard ampere rating for an inverse time circuit breaker?