Power wiring of motors MCQ with Answers

Power wiring of motors MCQ with Answers

1) Which board can be accessed from rear as well as from front side?

Answer is:

Switch board

Explanation:

.

2) How the name identification boards are fixed on the panel?

Answer is:

Riveted

3) What is the name of the accessory used to fix MCB and contactors in panel board?

Answer is:

Din rail

4) When the isolation switch of a panel board should be operated?

Answer is:

In OFF load condition

5) Which PVC material is used in panel board for providing pathway for wiring inside?

Answer is:

Raceways