Quarter turn actuator, single-acting, spring return, size 900, flange F14 DFPD-900-RP-90-RS60-F14 - Festo 8065266

If the compressed air fails, the spring set of the DFPD-900-RP-90-RS60-F14 turns the valve into the defined position with at least 325.1 Nm spring torque. Flange pattern F14 to ISO 5211 and shaft connection T36, depth 38 mm fit directly onto the valve top.

Benefits

• 323.6 to 593.5 Nm with compressed air (6 bar) and 325.1 to 595 Nm from the spring set
• Safety position by spring force if air supply fails, operating pressure 2 to 8 bar
• Valve interface to ISO 5211: flange F14, shaft connection T36
• 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
• End position at 0° adjustable by -5 to 5°

Applications

The DFPD is intended for quarter-turn valves with top flange F14, such as ball valves and butterfly valves in process plants. ATEX category II 2G/2D permits use of the DFPD-900 in zones 1 and 2 as well as zones 21 and 22. The size 900 DFPD is supplied with compressed air to ISO 8573-1:2010 [7:4:4] within 2 to 8 bar. For sizing the valve bracket: product weight 30.4 kg.