SIL3 certified pneumatic rotary actuator for valves

Airpower presents the pneumatic swivel drive "Twintorque", which is suitable for all areas of application where the highest quality and reliability are required. It is certified according to SIL3 according to the international standard IEC61508: 2010 and is suitable for all types of fittings. Swivel angles of 90 ° and 180 ° are available, with all other desired nominal swivel angles (e.g. 45 ° 120 °, 135 °, 145 °) can be adjusted using two additional adjusting screws in the drive cover.

The 90 ° versions in the double and single acting function have the same dimensions. The quarter-turn actuators are corrosion-resistant and UV-resistant; Their aluminum housing is hard anodized and powder-coated on the outside. As a result, they can also be used outdoors.

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There are 17 sizes in the torque range from 4 to 13.000 Nm. In addition, stainless steel versions (V2A and V4A) with torques from 2,5 to 2100 Nm are available. A complete range of accessories with limit switch boxes, solenoid valves, positioners and automated ball valves, shut-off and control flaps complete the "one-stop shop" offer. The quarter-turn actuator meets all the required Namur standards such as VDI / VDE 3845 and EN ISO 5211.