Quarter-turn actuator, single-acting, spring return, flange F04, ATEX DAPS-0030-090-RS3-F04 - Festo 533433

Spring return with 15 Nm at 0° and 22.5 Nm at 90°: the single-acting DAPS-0030-090-RS3-F04 moves quarter-turn valves to their home position if the air supply fails. It is approved to ATEX II 2G and II 2D, swivels 90° and fits flange F04.

Benefits

• Spring return torque 15 Nm at 0°, 11.3 Nm at 50° and 22.5 Nm at 90° (spring strength 3, rated for 4.2 bar supply pressure)
• Pneumatic torque at 5.6 bar: 35 Nm at 0°, 27.5 Nm at 90°
• Flange hole pattern F04 to ISO 5211, shaft connection T14 with 16.5 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

The DAPS-0030-090-RS3-F04 sits on water, wastewater and process valves with flange F04. It works at 4.2 to 8.4 bar and uses 1.19 l of air per switching cycle at 6 bar.