ACTUATORS ACCORDING TO SAMSON-VALVETYPES

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BR 31a - 2020+

Pneumatic rotary actuator

USO

  • Throttling service
  • On/off service
  • Pressure swing adsorption (PSA)

MOVIMIENTO ACCIONAMIENTO

ÁNGULO NOMINAL
90°

ENERGÍA AUXILIAR
Pneumatic

EJECUCIÓN
Estándar

FUNCIÓN DE SEGURIDAD
Reversible

Características

  • Single-acting and double-acting piston actuator
  • Suitable for strict requirements in chemical plants
  • Opening angle 90°
  • Signal pressures up to 10 bar
  • Torques from 18 to 1702 Nm
  • Temperatures from –40 to +80 °C
  • End positions adjustable within wide range (+5°/–15°)
  • Additional pneumatic input at the top shaft end
  • Diagonal or parallel square drive position
  • Position indicator adjustable in steps of 45°
  • Encapsulated spring assemblies
  • Backlash-free force transmission thanks to involute gearing
  • Direction of rotation reversible without requiring additional parts
  • Surface treatment tested by Kesternich sulfur dioxide corrosion test and salt spray test
  • Centering ring milled into the housing
  • Standardized attachment of valve accessories according to VDI/VDE 3845 or NAMUR
  • Simple attachment according to DIN EN ISO 5211
  • Blow-out-proof travel stop screws
  • Fast stroking speeds as standard

Accesorios

Opciones

  • - - -

Información

  • AB 07

    Vent Plugs
    [EN][DE]
  • AB 08

    Filter Check Valve
    Integrated into a screw-on body with G ¼ thread, degree of protection IP 56/66 or NEMA 4
    [EN][DE]
  • AB 11

    Information Sheet
    SAMSON's modular design concept
    Function blocks for valve accessories with NAMUR interface
    [EN][DE]
  • T DB 31a-22

    BR 31a · PFEIFFER Rotary Actuator Edition 2020+
    Single and double acting piston actuator
    [EN][DE]

Ayuda

  • EB 31a-22

    Pneumatic rotary actuator Edition 2020+
    Single and double-acting piston actuator, type DAP and SRP
    [EN][DE]
  • SH 31a

    BR 31a Quarter-Turn Actuator
    Type SRP and DAP
    [EN][DE]

Certificados

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