Worm gearbox JHM series

right anglesolid-shaftsingle-stage

declutchable gear box suitable for butterfly valve, ball valve, plug valve and other valves, 90° corner, single-stage drive, double stage drive, three-stage drive, small input force, large output force, easy to open and close, etc. 2. Product Parameter (Specification) Structure：Partial rotating clutch handwheel structure Application：Ball Valve, Butterfly Valve, Plug Valve Shell material: The shell is available in nodular cast iron, WCB, stainless steel. Flange standard：ISO 5211 stroke：mechanical position limitation Temperature standard：Standard Ingress protection grade：IP67 seal, appliable to the standard environment， special enviromment can customized to IP68 Safety valve： It can be installed with total gas safe control function , which can cut off air source and exhaust automatically surface coating：Special coating （for option）suitable in extreme working environment and marine environment. 3.Product Features declutchable gear box have the below characteristics: ●Completely-sealed box,the intemal is filled with grease to make longer life-cycle of worm gear box. ●Stroke:0-90° mechnical limit. ●Steel-protected input shaft (stainless steel is for your option) ●Shell material: The shell is available in nodular cast iron, WCB, stainless steel. ●Convenient conversion, lift the limit pin, rotating eccentric device to 100°, limit pin limit automatically to pneumatic operation; On the contrary, to manual operation. ●It can be installed with total gas safe control function, which cut off air source and exhaust automatically.