Question
Download Solution PDFWhich of the following best defines the sensitivity of a protective relay?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFThe correct answer is: 3) The ability of the relay to detect and respond to very small fault currents.
Explanation:
Sensitivity in protective relays refers to:
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The minimum fault current (or power, voltage, etc.) that the relay can reliably detect and respond to.
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A highly sensitive relay can operate for very small fault currents, ensuring protection even for minor faults.
Last updated on Jun 7, 2025
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