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VetecModel Type MN -Pneumatic Diaphragm Actuator

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The Type MN Actuator is equipped with a diaphragm and a centrally arranged return spring on the inside. The freely supported piston rod is directly connected to the lever for the valve shaft.  The short travel ensures very short actuating times. For automatic actuation of industrial valves. e.g. rotary plug valves, ball valves, butterfly valves.

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  • Application: Control and on/off application
  • Sizes - Standard: MN200, MN300
  • Design: Diaphragm; single-acting; internal spring, centrally located
  • Actuator movement: rotary
  • Rotary angle: 0 to 75 ° (optimally matched to VETEC rotary plug valves)
  • Supply air: Pneumatic
  • Control air range: 3 to 4 bar
  • Safety function: Reversible without additional components: Spring force closes (FC) / Spring force opens (FO)
  • Diaphragm area: 330 to 735 cm²
  • Torques: 33 to 146 Nm
  • Nominal stroke: 40 to 52 mm
  • Permissible ambient temperature: -20 to +80 °C
  • Differential pressures for actuator sizing: TY005.069
  • Swing angle limitation (optional): Externally adjustable mechanical end stops
  • Interface to valve: According to DIN EN ISO 5211 or VETEC standard
  • Interface for attachments: According to VDI/VDE 3845-1 (EN 15714-3)
  • Conformity: EAC