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What is the Power Supply Interruption of MiCOM P44x relays.

The Power Supply Interruption of MiCOM P44x relays is as
Per IEC 60255-11, EN / IEC 60255-26 The relay will withstand a 20 ms interruption in the DC auxiliary supply, without de-energizing.
Per IEC 61000-4-11, EN / IEC 60255-26 The relay will withstand a 20 ms interruption in an AC auxiliary supply, without de-energizing.
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