WORKING CONDITION

Rated voltage of power supply is 220V and frequency is 50Hz single-phase AC

Pressure of system less than 1.0MPa

pressure of water inlet more than 0.1MPa

Transmitted liquid shouldn't include solid impurity the volumn of which ratio exceeds0.1% or the size of which is more than 0.2mm

The temperature of working environment,air and the transmitted liquid is shown in the diagram No.1

  WARRANTY:one year(according to our general sales conditions)