Declutch override gear box is designed to adapt to butterfly, ball valve and pneumatic actuator. The design
conforms to 5211 standard, so it can achieve valve open/close control under circumstance of power and airsupply failure. It can be directly connected with valve and pneumatic actuator and is easily for mounting.
1.Compact and simply design, light in weight,ISO5211 direct mount patterns.
2.Easy to realize the manual drive or the pneumatic drive with the place-pin.
Filled with special lubricant before leaving the factory.
3. Lubricating oil used at every parts when assemly.
4.Output torque ranges of GD series from 180 to 5500Nm.