Rotary Actuators
VR and VH Series Butterfly Valve Replacement Actuator
The VH Series High Performance Butterfly Valve features a double offset (or, double eccentric) shaft design to minimize seat abrasion and lower torque. This double offset design allows the disc to lift off and “cam” away.
- Bi-directional flow
- 304 stainless steel disks
- Ductile iron valve body for increased strength and durability
- Stainless steel valve stem
- EPDM resilient valve seat doubles as flange gasket
- Bubble-tight seat leakage at rated close-off
- Close-off rating of 200 psid in sizes 2 to 12in
- Close-off rating of 150 psid in sizes 14 to 24in
- ISO 5211 actuator mounting flange
- Available with factory-installed electric actuation interfaces in 2-position, Floating (“tri-state”), or Modulating (2 to 10V DC) Control
- Manual override on all models
- Fail-safe actuators available on valves up to 12in
- For use with hot, chilled or condensing water with up to 60% glycol in HVAC systems
- Actuators on 6in and smaller two-way valves and 4in and smaller 3-way valves: cULus, CE
- Actuators on 8in and larger 2-way valves and 5in and larger 3-way valves: cCSAus, CE
Others
- Minimum Operating Humidity
- 5
- Minimum Operating Ambient Temperature
- -22
- -30
Others
- Minimum Operating Humidity
- 5
- Minimum Operating Ambient Temperature
- -22
- -30
- Minimum Operating Humidity : 5
- Minimum Operating Ambient Temperature : -22|-30