Angle Seat Valve 7 DN 8 up to DN 8 PN 16 - PN 4 Pneumatically operated angle seat valve for the control of neutral, slightly aggressive and highly aggressive media. Compact design Unaffected by lightly contaminated media For temperatures from -3 C up to +2 C Working pressure up to 4 bar Versatile actuator options Technical Information Body material Brass CC74S Bronze CC491K Stainl. steel 1.448 Nominal size DN 6 and DN 8 DN to DN DN 8 to DN 8 Connections: Pipe thread acc. ISO 228-1 2 1/2" and 3" 1/2" - 2" 1/4" - 3" NPT thread 2 1/2" and 3" 1/2" - 2" 1/4" - 3" welding ends (DIN/ISO) 1/2" - 2 1/2" Nominal pressure PN 16 PN 16 PN 4 Max. fluid temperature*: with metal bonnet -3 C up to 17 C -3 C up to 17 C -3 C up to 17 C *optional up to +2 C* up to +2 C* with plastic bonnet -3 C up to 1 C -3 C up to 1 C -3 C up to 1 C diaphragm act.,stainless steel -3 C up to 2 C Ambient temperature* Vacuum Working pressure - C up to +6 C maximum,1bar abs See tables and diagramms,limitation for dangerous gases acc. Pressure equipment directive 97/23/EG (category I): PS x DN < Working pressure for maximum 12 bar packing underneath Working pressure for maximum 16 bar Tri-Clamp connection *: Please consider further temperature versions and limits in technical bulletin 32 Options e. g.: - limit switches inductive proximity switch electrical switches - pilot valves - AS-I control head - manual override - oil and grease free version - PTFE free version Removable position indicator Normally closed Normally open Bonnet material chrome platedbrass, plastic, stainless steel (Ø /8 mm), AluminiumØ 1 mm) Bonnet can be rotated as required Exterior lip sealing Direct pressure control (with a pilot valve if required) actuation by air, water, mineral oil and other media Head Section Piston rod stainless steel 1.471, roller burnished Leak detector PTFE packing,special version free or dead space (packing underneath) Seating seal in PTFE and other materials Body Schubert & Salzer Control Systems GmbH, Bunsenstr. 38, 81 Ingolstadt, Tel: +49 ()841-964, Fax: +49 ()841 964 9 info.cs@schubert-salzer.com, www.schubert-salzer.com
Angle Seat Valve 7 standard design Spring closes NC (closing with flow) Normally closed angle seat valves, closing with the flow. Operates better with gases, with liquids water hammer is possible. Spring opens NO (closing against flow) Normally open angle seat valves, closing against the flow. Actuator diameter mm Actuator diameter mm 4 3 2 D DN8/DN DN DN2 DN 4 3 2 D DN8 DN DN DN2 DN4 DN TYPE 7-NC-with flow DN DN4 TYPE 7-NO-against flow maximum pilot pressure 1 bar more than necessary pilot pressure for working pressure Actuator diameter 8 mm Actuator diameter 8 mm 4 3 2 D8 DN DN4 4 3 2 D8 DN DN4 Upper limit for brass and bronze DN DN6 DN8 TYPE 7-NC-with flow DN DN6 DN8 TYPE 7-NO-against flow maximum pilot pressure,8 bar more than necessary pilot pressure for working pressure Actuator diameter 1 mm Actuator diameter 1 mm 4 3 2 D1 DN4 DN DN6 DN8 4 3 2 D1 DN4 DN DN6 DN8 TYPE 7-NC-with flow 2/7 TYPE 7-NO-against flow maximum pilot pressure, bar more than necessary pilot pressure for working pressure
Angle Seat Valve 7 standard design NC (closing against flow) Nominal Working pressure Pilot Piston size (i.e. Differential) pressure Ø Springs bar bar mm stainless steel bronze DN8 4-3, - 1 DN 4-3, - 1 DN 22 16 3, - 1 DN2 7 7 3, - 1 DN2 13 13 4, - 2 DN2 19 16,7-3 DN 2, 2, 3, - 1 DN,8,8 4, - 2 DN 9 9,7-3 DN 22 16 3, - 8 1 1,1 1,1 3, - 1 3,1 3,1 4, - 2,2,2,7-3 12 12 3, - 8 1 17 16 4,4-8 2 22 16,6-8 3 11 11 1,3-1 1 23 16 2,2-1 2 Angle Seat Valve 7, reinforced design stainless steel DN up to DN 8 PN 4 Nominal Working pressure* Pilot Piston size (i.e. Differential) pressure Ø Springs bar bar mm stainless steel bronze brass DN4 1,9 1,9 4, - 2 DN4 3,3 3,3,7-3 DN4 7 7 3, - 8 1 DN4 4,4-8 2 DN4 13 13,6-8 3 DN4 7 7 1,3-1 1 DN4 2,2-1 2 DN4 21 16 3,1-1 3 DN 4 4 3, - 8 1 DN 6 6 4,4-8 2 DN 7, 7,,6-8 3 DN 8, 8, 2,2-1 2 DN 13 13 3,1-1 3 DN6 4 3,8 *,6-8 3 DN6 4, * 2,2-1 2 DN6 7 6,4 * 3,1-1 3 DN8 ** 4, * 3,1-1 3 * brass body Standard ** reinforced design diaphragm actuator, stainless steel rolling diaphragm piston actuator columne head section, reinforced piston rod reinforced, stainless steel 1.471 3/7
Angle Seat Valve 7 reinforced design Spring closes NC (closing with flow) Normally closed angle seat valves, closing with the flow. Operates better with gases, with liquids water hammer is possible. Piston actuator diameter D1 mm - one strong spring 4 3 2 D1 DN DN6 DN8 Spring opens NO (closing against flow) Normally open angle seat valves, closing against the flow. Piston actuator diameter D1 mm 4 3 2 D1 DN DN6 DN8 TYP 7-NC-with flow-reinforced TYPE 7-NO-against flow -reinforced maximum pilot pressure, bar more than pilot pressure for working pressure Diaphragm actuator diameter D mm Piston actuator diameter D1 mm PEEK seating seal 4 3 2 D DN DN6 DN8 4 3 2 D1 PEEK DN DN6 DN8 TYPE 7-NC-with flow-reinforced TYPE 7-NO-against flow-reinforced maximum pilot pressure, bar more than pilot pressure for working pressure Diaphragm actuator diameter D mm PEEK seating seal 4 3 D PEEK DN 2 DN6 DN8 higher pressures on request TYPE 7-NO-against flow-reinforced maximum pilot pressure, bar more than pilot pressure for working pressure 4/7
Angle Seat Valve 7 NC (closing against flow) max. Working Pilot Diaphragm Nominal Springs pressure pressure area size (differential pressure) D bar (bar) mm number stainless steel DN 12 3,1-1 3 DN 19 2,7-6 8 DN 3,7-6 12 DN6 6 3,1-1 3 DN6 2,7-6 8 DN6 14 3,7-6 12 DN8 4 3,1-1 3 DN8 7 2,7-6 8 DN8 3,7-6 12 Standard LImitation for dangerous gases according Pressure Equipment Directive 97/23/EC (categorie I) PS x DN < Ordering Number System 1 2 3 4 6 7 8 9 11 12 7 1 / V S 1-6 : Please quote all 6 sections. 7-12: Quote only if required. Symbol: "V": Valve Type Size "A": Actuator (valve without body) "R": Repair kit (sealings) 1. Body type 2. Connection 3. Body material 4. Seating seal. Pilot function 6. Actuator 1 angle pipe thread acc. brass (only PTFE NC (closing with flow) piston Ømm body ISO 228-1 DN6+8) 1 FKM (Viton) 1 NO (closing against flow) 1 piston Ø8mm NPT-thread 1 bronze Rg 2 piston Ø1mm 6 without 2 stainless 2 EPDM 2 NC (closing against flow) C diaphragm actuator thread steel 1.448 3 NBR 3 Universal, double acting Dmm D welding ends acc. DIN K plastic bonnet (piston Ømm) H welding ends acc. ISO M plastic bonnet (piston Ø8mm) Z Tri-clamp acc. Inch 7. Springs 8. Head section material 9. Packing. Temperature version 11. Accessories 12. Special versions - standard - standard - standard - Standard - no accessories S further special 1 1 spring K reinforced 2 packing H high temperature version 1 electrical position indicator with versions 2 2 springs design underneath V viton exterior lip sealing one switch M position indicator 3 3 springs 2 electrical position indicator with with cable bushing T 6 springs U low temperature two switches N position indicator (D) version down to 3 manual emergency operation with plug W 8 springs - C, fluid 4 manual override connection (D) temperature stroke limitation Y 12 springs W low temperature version 6 pilot valve DN 2, 23 V AC (D) down to -4 C ambient 7 pilot valve DN 2, 24 V DC temperature K electr. position indicator compact M position indicator with two ind. switch - 36 V DC (PNP) P position indicator with one ind. switch - 36 V DC (PNP) T position indicator compact, inductive - 3 V DC (PNP) Ordering example: 7/V2212- - - Nominal size mm, angle seat valve, pipe thread acc. DIN 2999, stainless steel body, PTFE seatmaterial, N.C., actuator size 8 mm, two springs, stroke limitation. /7
Angle Seat Valve 7 standard design Dimensions and Weights I D I D G F F G SW 2 ** SW 2 ** SW 1 SW 1 1.448 1.448 H E B B A C A C Normally closed Normally open ** < = 4 for DN6, brass body for DN8 and stainless steel body for DN8 DN actuator A B C D E F G H I SW1 SW 2 Kvs-values Weight diameter G/NPT (kg) bronze * brass bronze * brass (stroke) bronze * brass stand. reinfor. bronze * brass stainl.st. stainl.st. stainl.st. stainl.st. 8 1/4" 6-12 62 13-123 G1/8" 8, 34, 2-3 -,9-1 3/8" 6-12 62 13-123 G1/8" 9 34, 23-3 - 1,6-1, 1/2" 6-62 1-12 G1/8" 7 34, - 3-3, - 1,1 2 3/4" 7-16,3 62 1-1 G1/8" 12 34, 31-3 - 8-1,2 1" 9-19,1 62 14-13 G1/8" 16 34, 39-3 - - 1,4 8 1" 9-19,1 96 18-17 G1/4" 16 39-3 - 16-3 32 1 1/4" 1-21,4 62 16-14 G1/8" 16 34, 48-3 - 21-1,8 32 8 1 1/4" 1-21,4 96 2-19 G1/4" 2 48-3 - 24-3,3 32 1 1 1/4" 1-21,4 146 23-2 G1/4" 2 8 48-3 - 24 -, 4 1 1/2" 12-21,4 62 16 - G1/8" 16 34, - 3-3 - 2,1 4 8 1 1/2" 12-21,4 96-19 G1/4" 23-3 - - 3,6 4 1 1 1/2" 12-21,4 146 2-22 G1/4" 23 8-3 - -,8 2" -,7 62 18-16 G1/8" 16 34, 68-32 - 4-2,7 8 2" -,7 96 2-2 G1/4" 29 68-32 36-4,2 1 2" -,7 146-2 G1/4" 29 8 68-32 36-6,4 6 8 2 1/2" 18 18 3,2 96 26 26 22 G1/4" 29 8 8 36 41 8 93 6,2 6 1 2 1/2" 18 18 3,2 146 28 28 G1/4" 29 8 8 8 36 41 8 93 8,4 8 8 3" 214 2 33,3 96 29 28 2 G1/4" 29 41 41 112 1 8,3 8 1 3" 214 2 33,3 146 3 G1/4" 29 8 41 41 112 1, * Dimensions in accordance with DIN 322 T4 M8 Dimensions in mm 6/7
Angle Seat Valve 7 reinforced design Dimensions and Weights D F G 4 SW1 SW2 E B A C Text and pictures are not binding. We reserve the right, to alter the equipment. Text and pictures are not binding. We reserve the right, to alter the equipment. Data sheet /Version: 27.8.212 diaphragm actuator spring to close DN Actuator A B* C D E F G Stroke SW1 SW2 α Kvs-value Weight (mm) Rp/NPT (mm) (kg) 2",7 238 338 323 G1/4" 68 32 14,6 6 2 1/2" 18 3,2 238 366 346 G1/4" 8 41 4 8,7 8 3" 2 33,3 238 47 G1/4" 41 4-17,8 * Dimensions in accordance with DIN 322 T4 M8 Dimensions in mm Data sheet 7e /Version: 4.3.2 7/7