Angle Seat Valve 7 DN 8 up to DN 8 PN 16 - PN 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 - C up to + C Working pressure up to bar Versatile actuator options Technical Information Body material Brass CC74S Bronze CC491K Stainl. steel 1.48 Nominal size DN 6 and DN 8 DN to DN DN 8 to DN 8 Connections: Pipe thread acc. DIN 2999 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 Max. fluid temperature: with metal bonnet - C up to 17 C - C up to 17 C - C up to 17 C *optional up to + C* up to + C* with plastic bonnet - C up to 1 C - C up to 1 C - C up to 1 C diaphragm act.,stainless steel - C up to C Ambient temperature Viscosity of the fluid Vacuum Working pressure for hollow construction Working pressure for Tri-Clamp connection - C up to +6 C maximal 6 mm²/s (6cSt, 8 E) maximum,1bar abs maximum 12 bar maximum 16 bar Options e. g.: - limit switches inductive proximity switch electrical switches - pilot valves - 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 hollow contruction (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 D DN8/DN DN DN DN D DN8 DN DN DN DN DN 1 2 3 4 6 TYPE 7-NC-with flow DN DN 1 2 3 4 6 TYPE 7-NO-against flow Actuator diameter 8 mm Actuator diameter 8 mm D8 DN DN D8 DN DN Upper limit for brass and bronze DN DN6 DN8 1 2 3 4 6 TYPE 7-NC-with flow DN DN6 DN8 1 2 3 4 6 TYPE 7-NO-against flow Actuator diameter 1 mm Actuator diameter 1 mm D1 DN DN DN6 DN8 D1 DN DN DN6 DN8 1 2 3 4 6 TYPE 7-NC-with flow 1 2 3 4 6 TYPE 7-NO-against flow
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 DN8-3, - 1 DN - 3, - 1 DN 22 16 3, - 1 DN 7 7 3, - 1 DN 13 13 4, - 2 DN 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 Nominal Working pressure* Pilot Piston size (i.e. Differential) pressure Ø Springs bar bar mm stainless steel bronze brass DN 1,9 1,9 4, - 2 DN 3,3 3,3,7-3 DN 7 7 3, - 8 1 DN 4,4-8 2 DN 13 13,6-8 3 DN 7 7 1,3-1 1 DN 2,2-1 2 DN 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
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. Spring opens NO (closing against flow) Normally open angle seat valves, closing against the flow. Piston actuator diameter D1 mm - a strong spring Piston actuator diameter D1 mm D1 DN DN6 DN8 D1 DN DN6 DN8 1 2 3 4 6 TYP 7-NC-with flow-reinforced 1 2 3 4 6 TYPE 7-NO-against flow -reinforced Diaphragm actuator diameter D mm Piston actuator diameter D1 mm - Peek seating seal D DN DN6 DN8 D1 PEEK DN DN6 DN8 1 2 3 4 6 TYPE 7-NC-with flow-reinforced 1 2 3 4 6 TYPE 7-NO-against flow-reinforced Diaphragm actuator diameter D mm - Peek seating seal D PEEK DN DN6 DN8 higher pressures on request 1 2 3 4 6 TYPE 7-NO-against flow-reinforced
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 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 DIN 2999/ DN6+8) ISO 228 1 bronze Rg 1 FKM (Viton) 1 NO (closing against flow) 1 piston Ø8mm NPT-thread 2 stainless 2 piston Ø1mm 6 without thread steel 1.48 2 EPDM 2 NC (closing against flow) C diaphragm actuator Dmm D welding ends 3 NBR 3 Universal, double acting K plastic bonnet acc. DIN H welding ends acc. ISO (piston Ømm) Z Tri-clamp acc. Inch M plastic bonnet (piston Ø8mm) 7. Springs 8. Head section material 9. Packing. Temperature version 11. Accessories 12. Special versions - standard - standard - standard - Standard - no accessories S further special versions 1 1 spring K reinforced design 2 packing underneath H high temperature version 1 electrical position indicator with one switch M position indicator with cable bushing 2 2 springs V viton exterior lip sealing 2 electrical position indicator with two switches N 3 3 springs 3 manual emergency operation T 6 springs U low temperature 4 manual override (D) version down to stroke limitation W 8 springs - C, fluid 6 pilot valve DN 2, 2 V AC (D) temperature 7 pilot valve DN 2, 24 V DC Y 12 springs W low temperature K electr. position indicator compact position indicator with plug connection (D) version down to - C ambient M position indicator with two ind. switch - 36 V DC (PNP) temperature P position indicator with one ind. switch - 36 V DC (PNP) T position indicator compact, inductive - V DC (PNP) Ordering example: 7/V212- - - 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.
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 1.48 1.48 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 Rp/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 1-123 G1/8" 8, 34, - -,9-1 3/8" 6-12 62 1-123 G1/8" 9 34, 23 - - 1,6-1, 1/2" 6-62 1-1 G1/8" 7 34, - - 3, - 1,1 3/4" 7-16,3 62 1-1 G1/8" 12 34, 31 - - 8-1,2 1" 9-19,1 62 14-1 G1/8" 16 34, 39 - - - 1,4 8 1" 9-19,1 96 18-17 G1/4" 16 39 - - 16-3 32 1 1/4" 1-21,4 62 16-14 G1/8" 16 34, 48 - - 21-1,8 32 8 1 1/4" 1-21,4 96-19 G1/4" 48 - - 24-3,3 32 1 1 1/4" 1-21,4 146 2-2 G1/4" 8 48 - - 24 -, 1 1/2" 1-21,4 62 16 - G1/8" 16 34, - - - 2,1 8 1 1/2" 1-21,4 96-19 G1/4" 23 - - - 3,6 1 1 1/2" 1-21,4 146 2-2 G1/4" 23 8 - - -,8 2" -,7 62 18-16 G1/8" 16 34, 68-32 - - 2,7 8 2" -,7 96 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 18,2 96 26 26 2 G1/4" 29 8 8 36 41 8 93 6,2 6 1 2 1/2" 18 18,2 146 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 32 T4 M8 Dimensions in mm
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: 27.8.12 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" 18,2 238 366 346 G1/4" 8 41 4 8,7 8 3" 2 33,3 238 7 G1/4" 41 4-17,8 * Dimensions in accordance with DIN 32 T4 M8 Dimensions in mm Data sheet 7e /Version: 27.8.12