BR 22a - pneumatic - DIN

Bottom drain ball valve

VALVE STYLE
Bottom drain ball valve

USAGE

VERSION
DIN

MEDIUM TEMPERATURE
-10 to 200 °C / 14 to 392 °F

SUPPLY
Pneumatic

VALVE SIZE
DN 25 to DN 200

PRESSURE RATING
PN 10 to PN 40

LINING
without

Tight-closing bottom drain ball valve
Consisting of ball valve and actuator
Body, Ball and shaft in stainless steel or special materials
Different body inlet sizes and versions and a novel ball arrangement which prevents plugging
Especially suitable for vessels of stirring machines
For on-off operation with a particularly small leakage rate
Exchangeable seat rings
Particularly small installation lengths
Straight flow
Gaskets live loaded
Corrosion-resistant materials to withstand corrosive process media
DIN ISO 5211 interface as standard
PTFE V-ring packing loaded by disk springs
Antistatic discharge
TA-Luft
Blow-out-proof shaft
Special length
Leakage requirements according to DIN EN 12266

BR 22a - 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