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Switchgear and Protection

Protective relays are devices that detect abnormal conditions in electrical circuits by measuring_____________?

Protective relays are devices that detect abnormal conditions in electrical circuits by measuring_____________?

A. current during abnormal condition
B. voltage during abnormal condition
C. constantly the electrical quantities which differ during normal and abnormal conditions
D. none of the above

Protective relays are devices that detect abnormal conditions in electrical circuits by measuring_____________? Read More »

Switchgear and Protection