... Three Phase Motor Protector: 1,18 Months warranty 2,Three Phase 3,OEM Three Phase LCD Display Motor Protector with Overload, underload, phase failure ... , earthing, PTC protectionApplications:Used for protecting three phase motorFunctions:Overload, underload, phase failure, rotor-locked, PTC protection etc ... le; 2%RS485 communication port, network built1 C/O contact and 1 auxiliary NO contact, can be ...