3UA50

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3UA50

3UA-SERIES THERMAL RELAYS

OVERLOAD RELAYS FOR THE 3TF30, 31, 40 & 41 CONTACTORS.

FACTORY NEW AFTERMARKET OVERLOADS MADE IN CHINA.

3UA thermal relay is suitable for using in power system with AC 50Hz, rate operation voltage up to 660V and 1000V, in main circuit, current from 0. 1A to 630A. It is used to protect AC three-phase asynchronous motor against overload and open-phase.