Quarter turn actuator, single-acting, spring return, size 120, flange F0507 DFPD-120-RP-90-RS60-F0507 - Festo 8048134

If the compressed air fails, the spring set of the DFPD-120-RP-90-RS60-F0507 turns the valve into the defined position with at least 42.1 Nm spring torque. It mounts via the F0507 hole pattern to ISO 5211, the T17 shaft, depth 19 mm engages the valve stem.

Benefits

• Air torque 44.8 to 86 Nm at 6 bar, spring return torque 42.1 to 83.3 Nm
• Safety position by spring force if air supply fails, operating pressure 2 to 8 bar
• Valve interface to ISO 5211: flange F0507, shaft connection T17
• Valve interface to VDI/VDE 3845 (NAMUR) for direct mounting of a solenoid valve, positioner and position sensor interface size AA 1
• For hazardous areas: ATEX II 2G and II 2D, ignition protection Ex h IIC T4 Gb X
• End position at 0° adjustable by -5 to 5°

Applications

It operates 90-degree valves with top flange F0507, for example ball valves or butterfly valves in pipelines. Thanks to ATEX II 2G/2D, the size 120 DFPD may be used in zones 1 and 2 as well as zones 21 and 22. The operating medium is compressed air to ISO 8573-1:2010 [7:4:4] within 2 to 8 bar, nominal pressure 6 bar. The product weight is 5.74 kg.