ZHRA5 Design Motor Protection with Overload and Phase failure protection 1,18 months warranty 2,Three ... phase 3,OEM ZHRA5 Motor Protector with overload and phase loss protectionFeatures:1, Non-supply type, Main ... failure protection3, LED indication for Overload, phase failure state4, Convenient for wiring5, Mini design6, Alternative to JR36 thermal relayFunctions:Passive design. Main ...