Applications:

Installed before hydro turbine as main valve in large and medium hydro power plants, dams, pumped-storage hydro power plant, high head high speed HPP to protect hydro turbine.

When hydro turbine or generator needs maintenance, it can be used for shutting off the water.

When hydro turbine or generator is abnormal, it can be closed quickly to shut off the water to prevent accidents.

Installed after the pump in various pump stations of irrigation works, water supply and drainage and electric power to act as check valve and gate valve. 

Ranges:

Size: DN150~DN1500

Pressure: PN2.4-PN64

Opening time: 10-120s (adjustable)

Quick closing time: 1.5-30s (adjustable)

Slow closing time: 6-120s  (adjustable)

Quick closing angle: 70°±10°

Slow closing angle: 20°±10°