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Ledeen SY Series Pneumatic/Hydraulic Actuators
Brand: Cameron
Features:
- All models available as double acting or spring return configurations
- Torque outputs to 3,600,000 in-lb (400,000 Nm)
- Open and close travel stops provide ±3 degrees minimum
- Scotch yoke mechanism generates powerful opening and closing torque outputs
- Steel fabricated frame provides rugged foundation of modular assemblies
- Chrome-plated side load bar with guide block for effective elimination of piston rod deflection
- Bronze bushing interfaces provide low-friction support of sliding and rotating components
- Aluminum bronze sliding blocks for a low-friction, low-stress pin connection
- Steel cylinder assembly provides robust pressure containment for all conditions
- Nickel-plated cylinder ID ensures sealing surface with excellent corrosion resistance
- Buna piston seal configurations specifically designed for pneumatic and hydraulic applications
- Composite guide band on piston provides low-friction guidance and support
- Steel spring cartridge is fully enclosed from environmental conditions
Specifications
Brand
Actuator Type
- Spring Return
Applications
- On/Off Control or Modulating Control of Any Quarter-Turn Operated Valve
Approvals & Certifications
- IEC 61508:2000
- ISO 9001:2000
- PED 97/23/CE
Approvals & Certifications
- SI 825
- TRCU
- TUV (Technischer Uberwachungsverein), SIL3 - Integrity
Bushing Material
- Bronze
Flange Material
- Carbon Steel
Materials of Construction
- Alloy Steel - Travel Stop, Pin, Tie Rod, Scotch Yoke, Guide bar
- Aluminum Bronze - Sliding Block
- Carbon Steel - Guide Block, Cylinder, Frame
- Graphite - Guide Band
- Teflon - Guide Band
Override
- Manual Override
Piston Material
- Alloy Steel
- Carbon Steel
Pressure Range
- psig: 145 to 2,930 (kPa: 1,000 to 20,200, bar: 10 to 202) - Hydraulic
- psig: 40 to 175 (kPa: 300 to 1,200, bar: 3 to 12) - Pneumatic
Seat / Seal Material
- seal: Buna O-Ring
- Seal: Buna Quad-Ring
- Seal: Fluorosilicone Low-Temperature Applications to -60° C (-76° F)
- seal: Viton High-Temperature Applications to 200° C (392° F)
Spring Material
- Alloy Steel
- Carbon Steel - Spring Cartridge
Temperature Range
- -30° to 100° C (-22° to 212° F) - Pneumatic, Hydraulic
Torque
- 3,600,000 In/Lbs (400,000 Nm) - Torque Outputs
Yoke Design
- Canted
- Symmetrical
