Technical Specification: Model NO: CJI-PP1002 . Load Current : 30 Amp . Max . Load (1 Sec): 60 Amp . Switch ON Delay: 3 Min . Drop Reaction Delay: 1 Sec . Main Frequncy: 50 HZ . Switch Off will be When: -Voltage Over 255V -Voltage Under 185V -Mains Fail 0.02 Sec -Frequncy Under 46 HZ