itwell

Voltage Overload Protector: 1)with 4 bit digtal display. 2)high / low voltage protective setup. 3)10A/20A/30A can be choose Specifications:1.Working voltage:A)140~260VAC 50HZ B)80V~150V AC 60Hz 2.Max working current:10A/ 20A /30A 3.Adjust delay time range:5~999 'S 4.Adjust protect voltage range: * A) 220V.50Hz low limit:140 ~ 210VAC high limit: 230~ 260VAC *B) 110V.60Hz low limit:80V ~ 100VAC ...