... Three Phase LCD Display Motor Protector with Overload, underload, phase failure, rotor-locked, Asymmetry, earthing, PTC protectionApplications:Used for protecting three ... rotor-locked, PTC protection etcTechnical parameter setting by keyLCD display for current, faults etc, measuring accuracy≤ 2%RS485 ... ~200A40A~200A20kW~100kWZHRA3-80A~800A80A~800A40kW~400kW LCD Display Three Phase Motor Protector