Thermal relays are used for the protection of motors against over-current owing to:
A. Short circuit
B. Heavy loads
C. Earth fault
D. All the above
Show Answer
Answer: B
Share your understanding of this question with the correct explanation.
Thermal relays are used for the protection of motors against over-current owing to:
A. Short circuit
B. Heavy loads
C. Earth fault
D. All the above
Answer: B
Share your understanding of this question with the correct explanation.