1Adopting high quality electronic components, stable and reliable performance. 2It can ensure the end electrical equipment works well without human operation. 3When the line fault voltage is the highest, the protector itself will not be damaged. 4The automatic recovery over voltage and under voltage protective device complies with modular design standards. 5A good household protective electrical equipment, protect the electrical equipment and safety body.Features:Adopting high quality electronic components, stable and reliable performance. It can ensure the end electrical equipment works well without human operation. When the line fault voltage is the highest, the protector itself will not be damaged. The automatic recovery over voltage and under voltage protective device complies with modular design standards. A good household protective electrical equipment, protect the electrical equipment and safety body. Specification:Condition: 100% Weight: 320g/11.3ozModel: YXGQ-FRated current: 100AWorking voltage: AC380V 50HzOvervoltage protection value: 480V 5VUndervoltage protection value: 280V 15VRecovery value: 440V 15VProtection action time: 1sDelay connection time: 60sPackage List:1 x Voltage Protective Device