STKG Series (Fail Safe)

Fail Safe & Quick Close – 90° rotary actuator for ball valves and butterfly valves

The actuators of the STKG series are based on the STK series, but are fitted with an additional spring assembly and expanded to a single-acting actuator. This combination always moves the valve dependably to the predefined failsafe position.

  • Opening -/Closing Torque of 11.000 Nm (125bar)
  • Maximum operating pressure of 150 bar
  • Rotary angle of 90 – 100° depending on manufactured size
  • With mechanical adjustable stops
  • Connecting dimensions according to DIN ISO 5211

Special Features

  • Single-acting with spring return
  • Fail-Safe
  • With mechanical, hydraulic or electronic position indication
  • With mechanical or hydraulic emergency operation equipment
  • For submerged applications
  • With modular hydraulic control devices

Advantages

  • With hollow shaft and flange for compact assembling
  • High torques in compact, closed design
  • Service- and maintenance-friendly construction

Downloads

 – not available – 

Call us now at +492324/398-464 or send us an e-mail with your inquiry at industry@pleiger‑maschinenbau.de

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