Jinan Longli Hydraulic Device Co.,Ltd
Jinan Longli Hydraulic Device Co.,Ltd
Use a pressure relief valve to extend the life of the condensate pump
The correct way to set the drive pressure for a mechanical pump is to drive the pressure higher than the back pressure of 1-1.5kg / cm2 (15-20psig). This is correct in most cases. But sometimes in...
The difference between the pressure reducing valve and the relief valve
1. The pressure reducing valve keeps the pressure at the outlet constant, while the overflow valve keeps the pressure at the inlet constant; 2. When not working, the inlet and outlet of the pressure...
Pressure relief valve (safety valve) common faults and causes
1. Leakage of the valve? Under the normal working pressure of the equipment, the valve flap and valve seat sealing surface occur more than the allowable degree of leakage, and the leakage of the...
Pressure relief valve emergency shut-off valve and emergency opening valve settings
1 pressure relief valve relief valve set in the fire pump outlet pipe, usually closed, the fire water pipe network pressure exceeds the set value automatically opens to prevent damage to the water...
