Quarter-turn actuator, single-acting, spring return, flange F12, ATEX DAPS-0720-090-RS2-F12-MW - Festo 8005060

For valves with flange F12 that must return safely to their home position on air failure: the Festo DAPS-0720-090-RS2-F12-MW with spring strength 2 swivels 92°. The spring provides 300 Nm at 0° and 450 Nm at 90°.

Benefits

• Spring return torque 300 Nm at 0°, 225 Nm at 50° and 450 Nm at 90° (spring strength 2, rated for 3.5 bar supply pressure)
• Pneumatic torque at 5.6 bar: 900 Nm at 0°, 750 Nm at 90°
• Flange hole pattern F12 to ISO 5211, shaft connection T36 with 38.5 mm depth
• NAMUR valve interface to VDI/VDE 3845 for direct mounting of a solenoid valve
• ATEX II 2G and II 2D, type of protection Ex h IIC T6...T3 Gb X
• Usable in SRP/CS up to SIL 2, low demand and high demand

Applications

Automating ball valves, butterfly valves and other quarter-turn valves in process plants, including hazardous areas. Operating pressure 3.5 to 8.4 bar, air consumption 29.4 l per cycle at 6 bar.