Slowly Closing 300X Silencing Check Valve Flange End Ductile Iron Leakproof
300X Slowly Closing Silencing Check Valve Flange End Water Conservancy Valve
Introduction
300X slow closing check valve is an intelligent valve installed at the pump outlet of water supply system of high-rise buildings and other water supply systems to prevent medium backflow, water hammer and water hammer. The valve has three functions: electric valve, check valve and water hammer eliminator, which can effectively improve the safety and reliability of the water supply system
Usage
The delayed-close non-return valve possesses the function of converse stop of opening and closing the speed regulation and controlthe water pump s best open or close speed when the water pump starts and stop sperating after installed this valve. It is applied to the watersupply and draining system directly operated by the water pump in the industrial and mine enterprises and high buildings, then can reduce waterhammering and water pounding as well as reach the safely close
Dimension
| DN | L | ф | ф1 | ф2 | N-ф3 |
| 50 | 203 | 99 | 125 | 165 | 4-ф19 |
| 65 | 216 | 118 | 145 | 185 | 4-ф19 |
| 80 | 241 | 132 | 160 | 200 | 8-ф19 |
| 100 | 292 | 156 | 180 | 220 | 8-ф19 |
| 125 | 330 | 184 | 210 | 250 | 8-ф19 |
| 150 | 356 | 211 | 240 | 285 | 8-ф23 |
| 200 | 458 | 266 | 295 | 340 | 12-ф23 |
| 250 | 530 | 319 | 355 | 405 | 12-ф28 |
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