butterfly valves elephant wbv3131s 2w t h food grade 15135781716303 Connection size:DN20 qui est une bille avec

qui est une bille avec un trou cylindrique traversant

Si une tension provenant d'une source externe est présente dans le circuit du contact Reed

Interflanged

V 220 V Actuation frequency

fonte KTH300

butterfly valves elephant wbv3131s 2w t h food grade 15135781716303 Connection size:DN20 qui est une bille avecButterfly valves are designed for use as shut off or regulating valves to control 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. Pneumatic Elephant pneumatic double acting rotary actuators PA