Meba thermal protection MBTH-85  series thermal realy is suitable for using in power system with AC 50HZ,rated operation voltage up to 660A and 1000V,in main circuit,current from 0.1A to 630A.It is used to protect AC threephase asynchronous motor against overload and open-phase.The realys have the best push-button for breaking NC contacts and the operating indication and free trip characteristics.The products also can be supplied with protecting case to ensure safety .The products can be plug and install independently or mount by rail.

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