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What types of relay takes longer to detect a fault that is further away along the line?

What types of relay takes longer to detect a fault that is further away along the line?<br/>

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Asked by Swiftdodgers, Last updated: Nov 20, 2024

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John Smith

John Smith

John Smith
John Smith

Answered May 23, 2017

Impedance relay

The major disadvantage of the distance relay is that the line faults in the last 10-20% of the line are always cleared from the far end after a time delay. This time delay and subsequent system shock may not be acceptable
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