Functions:1.Over-voltage protection2.Under-voltage protection3.Over-current protection4.Automatic recovery5.Voltage display(voltage measurement)6.Current display (current measurement)7. Voltage calibration: Voltage +-10% adjustable. A138. Restore factory settings: pre the down button for more than 12s9.Fault inquiry: Pre the UP button from more than 12SProduct Parameters:1.Model number:TOVPD1-60-EC2.Power supply:230VAC 50/60Hz3.Max.Loading power:1~40A Adjustable(default:40A)1~63A Adjustable(default:63A)4.Over-voltage protection value range:230V~300~OFF(default:270V)Over-voltage recovery voltage range:225V--295V(default:250V)Over-voltage protection action time:0.1s~30s(default value:0.5s)Over-voltage recovery delay time:1s~500s(default:30s)5.Under-voltage protection value range:140V--210V --OFF(default:170V)Under-voltage recovery voltage range:145V--215V (default:190V)Under-voltage protection action time:0.1s~30s(default:0.5s)Under-voltage recovery delay time:1s~500s(default:30s)6.Over-current adjustment range:1-40A (default:20A)1-63A (default:40A)Over-current action range:0.1~30 second (default:0.5s)Over-currentrecovery delay time:1s~500s(default:30s)7.Power-on delay time:1s~500s(default:10s)9.Power consumption : <2W10.Electric machinery life : 100,000 times11.Installation:35mm DIN rail110V Version2.Power supply:110VAC 50/60Hz3.Max.Loading power:1~63A Adjustable(default:63A)4.Over-voltage protection value range:80V~300~OFF(default:145V)Over-voltage recovery voltage range:75V--295V(default:140V)Over-voltage protection action time:0.1s~30s(default value:0.5s)Over-voltage r ecovery delay time:1s~500s(default:30s)5.Under-voltage protection value range:80V--300V --OFF(default:90V)Under-voltage recovery voltage range:85V--305V (default:95V)Under-voltage protection action time:0.1s~30s(default:0.5s)Under-voltage r ecovery delay time:1s~500s(default:30s)6.Over-current adjustment range:1-63A (default:40A)Over-current action range:0.1~30 second (default:0.5s)Over-current r ecovery delay time:1s~500s(default:30s)7.Power-on delay time:1s~500s(default:10s)8.Power consumption : <2W9.Electric machinery life : 100,000 times10.Installation:35mm DIN rail A13 Voltage adjustble +-%9.5 A14 Current limit times: 1-20 times (default off) Restore factory settings: Pre the down button for more than 12sFault inquiry: Pre the UP button for more than 12S