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No : 23706
Release Date : 2018/09/19 17:16
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The operating time of the instantaneous factor operating characteristics

Does the operating time of the instantaneous factor become 50 ms or shorter in both cases for 200% and 400% of the settling value?

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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

That is right. Standard JIS C 4602 defines it shall be 50ms or shorter when 200% of the settling value is input.

Product Name: Protection Relay

Series: MELPRO-A Series