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Turbine inlet valve - hydraulic control ball valve,hydraulic control ball valve

Product Code : VF--QCC-Q202-CU

Product standard: GB/T 14478

Nominal pressure: PN25-PN100

Nominal diameter: DN300-DN1000

Main material: WCB, A105

Operating temperature: -29℃ to 120℃

Applicable medium: Water

Connection method: Flange

Transmission mode: Pneumatic-hydraulic linkage


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Turbine inlet valve - hydraulic control ball valve,hydraulic control ball valve VF--QCC-Q202-CU Customized Customize

Product Features

The electrical control system adopts PLC intelligent control, which greatly simplifies the electrical circuit and has a strong self-diagnosis function for faults. It can be controlled locally and remotely, and is linked and controlled by the central control room and the turbine. It has a high degree of automation, is safe and reliable, and is an ideal equipment for realizing the management concept of "few people on duty and no one on duty" in hydropower stations.

2. The hydraulic control system adopts accumulators for energy storage. When the hydropower station is out of power and there is no power supply, the accumulators release energy, which can achieve emergency water flow to close the ball valve, providing sufficient safety guarantee for the safe operation of the unit.

3. It has a wide applicable water head range, with the maximum water head reaching up to 1,600 meters.

4. Low fluid resistance: Ball valves have the least fluid resistance among all types of valves. When fully opened, the flow path is a smooth through hole, resulting in minimal hydraulic loss.

5. The opening and closing is rapid and convenient. As long as the valve stem rotates 900 degrees, the ball valve completes the full opening or full closing action, making it very easy to achieve rapid opening and closing.

6. The valve stem seal is reliable. When the ball valve is opened or closed, the valve stem only rotates, so the packing seal of the valve stem is not easily damaged, and the sealing force of the valve stem's reverse seal increases with the increase of the medium pressure.


The electrical control system adopts PLC intelligent control, which greatly simplifies the electrical circuit and has a strong self-diagnosis function for faults. It can be controlled locally and remotely, and is linked and controlled by the central control room and the turbine. It has a high degree of automation, is safe and reliable, and is an ideal equipment for realizing the management concept of "few people on duty and no one on duty" in hydropower stations.

2. The hydraulic control system adopts accumulators for energy storage. When the hydropower station is out of power and there is no power supply, the accumulators release energy, which can achieve emergency water flow to close the ball valve, providing sufficient safety guarantee for the safe operation of the unit.

3. It has a wide applicable water head range, with the maximum water head reaching up to 1,600 meters.

4. Low fluid resistance: Ball valves have the least fluid resistance among all types of valves. When fully opened, the flow path is a smooth through hole, resulting in minimal hydraulic loss.

5. The opening and closing is rapid and convenient. As long as the valve stem rotates 900 degrees, the ball valve completes the full opening or full closing action, making it very easy to achieve rapid opening and closing.

6. The valve stem seal is reliable. When the ball valve is opened or closed, the valve stem only rotates, so the packing seal of the valve stem is not easily damaged, and the sealing force of the valve stem's reverse seal increases with the increase of the medium pressure.


Packing of Standard Packing: 

Typical bulk packaging includes palletized plastic 5 gallon/25 kg. pails, fiber and steel drums to 1 ton super sacks in full container (FCL) or truck load (T/L) quantities. Research and sample quantities and hygroscopic, oxidizing or other air sensitive materials may be packaged under argon or vacuum. Solutions are packaged in polypropylene, plastic or glass jars up to palletized 470 gallon liquid totes Special package is available on request. E FORUs’  is carefully handled to minimize damage during storage and transportation and to preserve the quality of our products in their original condition




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+ 1 917 7225069