Quarter turn actuator, single-acting, spring return, size 1200, flange F1012 DFPD-1200-RP-90-RS60-F1012 - Festo 8084143

If the compressed air fails, the spring set of the DFPD-1200-RP-90-RS60-F1012 turns the valve into the defined position with at least 479.4 Nm spring torque. It mounts via the F1012 hole pattern to ISO 5211, the T27 shaft, depth 29 mm engages the valve stem.

Benefits

• Air torque 477.2 to 796.3 Nm at 6 bar, spring return torque 479.4 to 798.6 Nm
• Safety position by spring force if air supply fails, operating pressure 2 to 8 bar
• Valve interface to ISO 5211: flange F1012, shaft connection T27
• Valve interface to VDI/VDE 3845 (NAMUR) for direct mounting of a solenoid valve, positioner and position sensor interface size AA 3
• For hazardous areas: ATEX II 2G and II 2D, ignition protection Ex h IIC T4 Gb X
• Air consumption 43.5 l per switching cycle at 6 bar

Applications

It operates 90-degree valves with top flange F1012, for example ball valves or butterfly valves in pipelines. For hazardous areas: the actuator with flange F1012 is rated ATEX II 2G/2D for zones 1 and 2 as well as zones 21 and 22. The size 1200 DFPD is supplied with compressed air to ISO 8573-1:2010 [7:4:4] within 2 to 8 bar. The product weight is 43 kg.