water butterfly valves elephant wbv3131s 2w c h body material stainless steel aisi 304 seal silicon with quarter turn actuator qt n xem o1 220v Spring Check Valve électriques ou hydrauliques à quart

électriques ou hydrauliques à quart de tour

à brides avec volant

Il se compose généralement d'un tuyau en forme de U qui crée un joint hydraulique

Paramètre Valeur Corps résistant aux intempéries IP67/NEMA4 4X

water butterfly valves elephant wbv3131s 2w c h body material stainless steel aisi 304 seal silicon with quarter turn actuator qt n xem o1 220v Spring Check Valve électriques ou hydrauliques à quartButterfly valves are designed for use as shut off or regulating valves for controlling flows in heat supply systems, water supply systems, in technological processes of food, chemical, oil and gas, pulp and paper and other industries. Operating principle: The valves are opened and closed by turning the disk by 90. Opening is performed by turning the handle counterclockwise, closing clockwise. Electric quarter turn actuators are designed for remote and