WESA Catalogue 2024 EN

AUTOMATION WITH PNEUMATIC ACTUATOR
921 STAINLESS STEEL FLANGE BALL VALVE WITH PNEUMATIC ACTUATOR SERIES DW | FR
TECHNICAL DATA Ball valve 921 Pneumatic actuator DW DOUBLE ACTING TYPE | FR SINGLE ACTING TYPE
Body: Stainless steel 1.4408 Body: Extruded 8alloy
Body wall thickness: Acc. to EN 12516-1 End caps: Die cast aluminum RAL 5002 blue coated
Ball: Stainless steel 1.4401 Pinion [Drive shaft]: Steel alloy nickel plated
Ball seat: PTFE TFM1600 Piston | Rack: Die cast aluminum anodized
Stem: Stainless steel 1.4401 Piston | Pinion seals: NBR
blow-out proof design Rotation | Stroke: 90° | ±5° from 90° position adjustable
Stem packing: PTFE | FKM O-Ring Number of springs [FR] 12 pieces [6 per side]
Actuator connection: Acc. to DIN EN 5211 Actuator connection: Acc. to DIN EN 5211
Flange connection: Acc. to DIN 2501/1-EN 1092-1 Control medium: Filtered and lubricated air [Pneurop/ISO class 4]
Face to face dimension: Acc. to EN 558-1 row 27 Temperature range: -20°C up to +80°C
Medium temperature: -20°C up to +180°C pressure dependent Pilot pressure: Designed for 6 bar
Pressure rating: Max. 40 bar temperature dependent Torque max.: See the table below
ISO Flange acc. to DIN ISO 5211
ATEX acc. to 2014/34/EU
ANTISTATIC
SIL acc. to DIN EN 61508
Pressure rating up to max. 16 bar
Higher pressures on request.
All measurements in millimeters.
ITEM DN TORQUE A ØD B C L
DW02 0921-04 15 20 Nm 148 95 142 72 115
DW02 0921-05 20 20 Nm 153 105 142 72 120
DW02 0921-06 25 20 Nm 159 115 142 72 125
DW03 0921-07 32 35 Nm 184 140 162 84 130
DW03 0921-08 40 35 Nm 189 150 162 84 140
DW04 0921-09 50 70 Nm 216 165 208 96 150
DW04 0921-10 65 70 Nm 233 185 208 96 170
DW05 0921-11 80 110 Nm 256 200 246 108 180
DW07 0921-12 100 333 Nm 336 220 347 151 190
DW08 0921-13 125 682 Nm 416 250 475 202 325
DW08 0921-14 150 682 Nm 437 285 475 202 350
DW08 0921-15 200 682 Nm 568 340 475 202 400
ITEM DN TORQUE 0° | 90° A ØD B C L
FR01 0921-04 15 12 | 8 Nm 148 95 142 72 115
FR01 0921-05 20 12 | 8 Nm 153 105 142 72 120
FR02 0921-06 25 22 | 15 Nm 172 115 162 84 125
FR03 0921-07 32 43 | 28 Nm 192 140 208 96 130
FR03 0921-08 40 43 | 28 Nm 207 150 208 96 140
FR04 0921-09 50 66 | 40 Nm 229 165 246 108 150
FR05 0921-10 65 99 | 65 Nm 258 185 266 123 170
FR06 0921-11 80 206 | 135 Nm 308 200 347 151 180
FR07 0921-12 100 411 | 282 Nm 373 220 475 202 190
FR07 0921-13 125 411 | 282 Nm 416 250 475 202 325
FR08 0921-14 150 766 | 520 Nm 478 285 570 232 350
128 AUTOMATION PNEUMATICALLY
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