- Nominal Pressure
- Shell Test Pressure
- Working Pressure
DZPG-I electric straight-through type backwash sewage strainer is composed by shell, stainless steel screen, impurity collection section, electric butterfly valve (impurity drain), electric water flow pilot valve, electric actuators and electronic control box.
This filter has a timer setting function, according to the quality of impurities and pipe network system needs to set backwash filter time, relying on electric actuators, achieved regularly automatic backwashing filter, sewage, cleaning. And cleaning, sewage filtration process is completed at the same time, do not need to stop the flow of water.
Gray cast iron， ductile iron or cast steel