Quarter-turn actuator, single-acting, spring return, flange F05/F07, ATEX DAPS-0053-090-RS4-F0507 - Festo 533438

Spring return with 35 Nm at 0° and 53 Nm at 90°: the single-acting DAPS-0053-090-RS4-F0507 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 F05/F07.

Benefits

• Spring return torque 35 Nm at 0°, 26 Nm at 50° and 53 Nm at 90° (spring strength 4, rated for 5.6 bar supply pressure)
• Pneumatic torque at 5.6 bar: 53 Nm at 0°, 35 Nm at 90°
• Flange hole pattern F05/F07 to ISO 5211, shaft connection T17 with 19.3 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-0053-090-RS4-F0507 sits on water, wastewater and process valves with flange F05/F07. It works at 5.6 to 8.4 bar and uses 2.1 l of air per switching cycle at 6 bar.