Product Description

3UA series thermal relay is suitable for using in power system with AC *0Hz, rated operation voltage up to **0V and ***0V, in main circuit current form 0.1A to **0A.It is used to protect AC three-phase asynchronous motor against overload and open-phase. The relay has the rest push- for breaking NC contactors and the operating indication and free trip characteristics. The products also can be supplied with protecting case to ensure safety. The products can be plugged in the contactor and installed independently or mounted by rail.