| 摘要 |
<p>The valve has an inflow channel (14) for flowing of fluid (F), and a discharge channel (15) for discharge of the fluid. A moving device is provided for moving a closing unit (11) between an open position and a close position. An energy storage device is provided for storing of mechanical and/or magnetic energy. The energy storage device stores the energy and the closing unit stands in the open position during a normal condition. The closing unit is moved from the open position into the close position by the moving device using energy from the energy storage device, in a safety condition.</p> |
