BR 14b/BR 14c - pneumatic - DIN
Butterfly valve
VALVE STYLE
Butterfly valve
USAGE
- Throttling service
- Low-pressure service
- On/off service
- Hygienic service
VERSION
DIN
MEDIUM TEMPERATURE
-60
to 350 °C /
-76
to
662 °F
SUPPLY
Pneumatic
VALVE SIZE
DN 50
to
DN 800
PRESSURE RATING
PN 10
to
PN 40
LINING
without
Special features
- Consisting of cast double-eccentric butterfly valve and actuator
- DIN ISO 5211 interface as standard
- Butterfly valve body made of steel or stainless steel
- Lug-type and wafer-type bodies
- Tight shut-off in both directions
- Very wide control range
- Low initial breakaway torque
- PTFE V-ring packing loaded by disk springs
- TA Luft
- Blow-out-proof shaft
- Soft or metal seal
- Fire-safe versions according to API (metal seal)
- Uninterrupted facing
- Face-to-face dimensions according to DIN EN 558, Series 20
- Leakage requirements according to DIN EN 12266
Accessories
- Lever
- Locking facility
- Air filters
Options
- Stem extension
- Double packing
- Primary seal (O-ring)
- Adjustable packing
- Grooved flanges according to DIN EN 1092 (Series 16 and 25 only)
- Special materials
- High-temperature versions up to 350 °C
- Low-temperature versions down to –196 °C
BR 14b/BR 14c - pneumatic - DIN can be combinated with the following actuations:
Special features:
- 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 5 to 11674 Nm
- Temperatures from –40 to +80 °C
- 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
Special features:
- 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 / NAMUR and VDI/VDE 3847
- Simple attachment according to DIN EN ISO 5211
- Blow-out-proof travel stop screws
- Fast stroking speeds as standard
- Integrated Automation acc. to VDI/VDE 3847
Information
Support
Certificates
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