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FAQ > Medium-voltage Power Distribution Products > Protection Relays > Protection Relays - MELPRO-A Series > Short-circuit detection

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No : 23711
Release Date : 2018/09/19 17:16
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Short-circuit detection

When a short-circuit occurs, a large current will flow on the CT secondary side. Does that affect relays?

Category :

FAQ > Medium-voltage Power Distribution Products > Protection Relays > Protection Relays - MELPRO-A Series
FAQ > Medium-voltage Power Distribution Products > Protection Relays > Protection Relays - MELPRO-A Series > MOC

Answer

Overload tolerance of an over current relay is 200 A, 1 second. Adjust CT ratio and others not to input more than 200 A.

Product Name: Protection Relay

Series: MELPRO-A Series