Manual Valve Actuators
Pratt offers a wide variety of actuator styles to suit a multitude of applications. The Pratt valve is available with manual, buried service, submersible service, hydraulic or pneumatic, and electric actuators. Every actuator is specifically designed for long life in utility service with minimum maintenance. Actuators for open/close service, throttling or modulating service are all available in hydraulic, pneumatic and electric models. Pratt supplies a variety of actuator accessories. Each accessory is designed to meet specific operating requirements.
When manual actuation is required, the Pratt model MDT traveling nut type actuator is the ideal option for the Pratt valve. Pratt MDT manual actuators are available with a 2" nut for buried, submersible or vault service. For above ground applications, the MDT is available with a handwheel or chainwheel. Hand levers are available for valve sizes up to 10 inches.
Actuators for open/close service, throttling or modulating service are all available in hydraulic, pneumatic and electric models. Pratt supplies a variety of actuator accessories. Each accessory is designed to meet specific operating requirements.
Each actuator can be mounted in various positions for maximum convenience in installation and operation. Pratt can mount the actuator directly on the valve, or on an actuator extension to suit your application. The actuator position can be rotated about the valve stem as indicated on the project drawings.
Details of Pratt’s MDT manual actuator and accessory product offerings are featured in this bulletin. More information on electric and pneumatic actuator styles that are available to be mounted on Henry Pratt valves, can be found in other bulletins.