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overcurrent protective relay - In Addition Glossary

Term : overcurrent protective relay

What is 'overcurrent protective relay'? What does 'overcurrent protective relay' mean?

Definition

A relay that operates according to the size of the current measured with a current transformer (CT) when an overcurrent occurs due to a path short circuit or an overload. Normally, an overcurrent protective relay defined in JIS C 4602 (overcurrent relays for high-voltage reception) is used.

Measuring / Motor Protective Relays