- Power Transmission - Mechanical components
- Actuator and Positioning System
- Rotary actuator
- Pfeiffer Chemie-Armaturenbau GmbH
Rotary actuator BR 31a - 2010pneumaticpistonsingle-acting
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Characteristics
- Movement
- rotary
- Type
- pneumatic
- Technology
- piston
- Configuration
- single-acting
- Norms
- ISO, VDI/VDE 3845
- Applications
- test
- Other characteristics
- standard, wide, 0-90° swivel angle
- Pressure
10 bar
(145 psi)- Torque
Max.: 11,674 Nm
(8,610.301 ft.lb)Min.: 5 Nm
(3.688 ft.lb)- Ambient temperature
Max.: 80 °C
(176 °F)Min.: -40 °C
(-40 °F)
Description
Pneumatic rotary actuator
USAGE
Throttling service
On/off service
Pressure swing adsorption (PSA)
ACTUATOR MOTION
Rotary
RATED ANGLE
90°
SUPPLY
Pneumatic
VERSION
Standard
FAIL-SAFE ACTION
Reversible
Special features
Single-acting and double-acting piston actuator
Suitable for strict requirements in chemical plants
Opening angle 90°
End positions adjustable within wide range (+5°/–15°)
Diagonal or parallel square drive position
Position indicator adjustable in steps of 45°
Encapsulated spring assemblies
Power transmission without clearance 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
Catalogs
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Actuators
*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.