ST 6115/ST 6135/ST 6160 Pneumatic Actuators

Brand: RTK Valve

Pneumatic actuators for control and on/off valves.

  • Approved by German Technical Inspectorate (TÜV) as safety functional device for steam and water in heating systems
  • Spring closed or open
  • Max. stroke 60 mm
  • Max. air supply 6 bar
  • Max. actuating force 10 kN
  • Direct mounting of positioner with internal air supply
  • Special applications possible
    • C5-M Marine air resistant
    • OX For oxygen as operating medium

Specifications

Diaphragm Area

  • 120 to 530 cm2

Spring Range

  • ST 6115 .A6-3S: 0.9 to 2.0 bar
  • ST 6115 .C6-4S: 0.8 to 2.4 bar
  • ST 6135 .B6-2G: 0.2 to 1.0 bar
  • ST 6135 .B6-6G: 0.8 to 3.0 bar
  • ST 6160 .A6-6G: 0.8 to 2.8 bar
  • ST 6160 .C6-3G: 0.3 to 1.3 bar
  • ST 6160 .C6-7G: 0.7 to 3.0 bar
  • ST 6160.A6-7MAX: 1.8 to 5.8 bar

Stroke

  • 20 to 60 mm

Operating Pressure

  • 1.2 to 6 bar

Actuator Volume

  • 0.4 LN to 3.6 LN

Coating

  • Acrylic

Connection

  • 1/4" NPT Female thread

Pillar Length

  • 211 mm or 231 mm

Approvals & Certifications

  • TÜV

Ambient Temperature

  • -40° to 80° C

Mounting Position

  • Any

Weight

  • 3 to 14 kg

Documentation

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