3/2 - Way Valve with metal actuator 1/2 up to 1 1/2. Technical Information

Transcription

1 3/2 - Way Valve 78 with metal actuator /2 up to /2 Pneumatically operated 3/2-way valve for the control of neutral and slightly aggressive media. (Stainless steel version, data sheet Type 78) ompact design Unaffected by lightly contaminated media For temperatures from -22 F up to +392 F Working pressure up to 235 psi Technical Information Body material Bronze Nominal sizes - onnections NPT thread Nominal pressure 235 psi Max. fluid temperature: with metal bonnet -22 F to +338 F, opt F with plastic bonnet -22 F to +275 F mbient temperature -22 F to +4 F Viscosity of the media maximum 6cSt, 8 E (6 mm²/s) *: Please consider further temparature versions and limits in technical bulletin 32 Removable position indicator Bonnet can be rotated as required Direct pressure control (with pilot valve if required) actuation by air, water, mineral oil and other media Head section brass normal function, normally closed diverting and mixing function shut - off function Options - limit switches inductive proximity switches mechanical limit switches - solenoid valves - manual override - O2-cleaned version Bonnet material brass, chrome plated (actuator 2, 3 ), aluminium (actuator 5 ) Exterior lip sealing Leak detector PTFE packing Body bronze (Rg 5) Piston rod, roller burnished stainless steel 36 Ti Seating seal in PTFE Schubert & Salzer Inc., 46 orporate Drive N.W., Suite oncord, N 2827, Ph.: (74) , Fax: (74) info@schubertsalzerinc.com,

2 3/2 - Way Valve 78 3/2-way valve, diverting function (3) ctuator diameter 2 ctuator diameter /2-Way Valve Type 78, function /2-Way Valve Type 78, function 3 ctuator diameter /2-Way Valve Type 78, function 3 Nominal size ctuator Springs max. Pilot pressure (psi) + 2" 3 + 3" 2" 3 3" 5" 4 + 3" + 5" 45

3 3/2 - Way Valve 78 3/2-way valve, mixing function (4) ctuator diameter 2 ctuator diameter / Spring 2 5 / Spring Spring 2 Spring 3 2 Spring 5 / Spring /2-Way Valve Type 78, function /2-Way Valve Type 78, function 4 ctuator diameter Spring 2 Spring 5 / Spring / 2 Spring /2-Way Valve Type 78, function 4 Nominal size ctuator Springs * max. Pilot pressure (psi) + 2" 4 + 3" 5 2" 4 3" 5 3" 2 5 5" 4 5" " + 5" " 2 55 * standard spring configuration spring

4 3/2 - Way Valve 78 3/2-way valve, normally closed (5) ctuator diameter 2 ctuator diameter Pression de service [bar] 5 DN25 DN32/ /2-Way Valve Type 78, function Vanne trois voies Type 78, fonktion 5 Pression de commande [bar] ctuator diameter /2-Way Valve Type 78, function 5 Nominal size ctuator max. Pilot pressure (psi) + 2" 3 2" 3 3" " " 3

5 3/2 - Way Valve 78 3/2-way valve, normally open (6) ctuator diameter 2 ctuator diameter /2-Way Valve Type 78, function /2-Way Valve Type 78, function 6 ctuator diameter /2-Way Valve Type 78, function 6 Nominal size ctuator max. Pilot pressure (psi) + 2" 3 + 3" 75 2" 3 3" 95 5" 4 + 5" 55

6 3/2 - Way Valve 78 3/2-way valve, shut - off function (7) Nominal Size Diff.Pressure Pilot pressure ctuator max.(psi) (psi) inch Springs * / " / " " 2 / " " " 3 / " 2 / " 3 / " / " 2 / " 3 * standard Ordering Number System / V S - 6 : Please quote all 6 sections. 7-2: Quote only if required. Symbol: "V": Valve Type Size "": ctuator (valve without body) "R": Repair kit (sealings). Body type 2. onnection 3. Body material 4. Seating seal 5. Pilot function 6. ctuator 3 3/2-way, diverting function 5 NPT-thread bronze PTFE spring closes (function 3/4/7 only) 7 piston 2" (NPT) 4 3/2-way, mixing function spring opens (function 6 only) 8 piston 3" (NPT) 6 3/2-way, spring opens 3 double acting 9 piston 5" (NPT) 7 3/2-way, shut-off function function, N 7. Springs Packing. Temperature version. ccessories 2. Special versions - standard - without - standard - standard - no accessories S special versions significance spring 2 inverted, vacuum H high temperature version electrical position indicator with one switch 2 2 springs V viton exterior lip sealing 2 electrical position indicator with two switches 3 3 springs 3 manual emergency operation 4 additional manual operation 5 stroke limitation 6 pilot valve DN 2, 23 V 7 pilot valve DN 2, 24 V D K electr. position indicator compact M position indicator with two ind. switch - 36 V D (PNP) P position indicator with one ind. switch - 36 V D (PNP) T position indicator compact, inductive - 3 V D (PNP) Ordering example: 78/25V : 3/2-way valve, normal function, NPT thread, body material bronze, PTFE seat material, diverting function, actuator 3, pilot valve 24 V D.

7 3/2 - Way Valve 78 Dimension and Weights I D H I D I D G G E E H 3 F G 5 3 K B L diverting and mixing function shut-off function (7) 2 B M L normal function, normally closed 4 K 2 B L normal function, normally open Size piston B NPT D E F G H stroke H stroke I K L M v value Weight lbs Text and pictures are not binding. We reserve the right, to alter the equipment. 2",5,5,6 2,45 6 5,8 G /8",35,2,35,55 3,5 2,7,3,6,6,4,2 6, 3,3 3",5,5,6 3,85 7,5 7,3 G /4",35,2 2,5,55 3,5 2,7,3,6,6,4,2 6, 6,8 2",5,65,6 2,45 6 5,8 G /8",35,2,35,65 3,5 2,7,3,6,6,4,2 8,5 3,3 3",5,65,6 3,85 7,5 7,3 G /4",35,2 2,5,65 3,5 2,7,3,6,6,4,2 8,5 6,8 2",55,65,7 2,45 6 6,5 G /8",43,3,35,85 3,75 2,85,6 2,5,6,6,2 4,3 4,2 3",55,65,7 3,85 7,5 8,5 G /4",43,3 2,5,85 3,75 2,85,6 2,5,6,6,2 4,3 7,7 5",55,65,7 5,75 8,45 9 G /4",43,3 3,5,85 3,75 2,85,6 2,5,6,6,2 4,3 2,3 3",7,75,75 3,85 8,2 8,3 G /4",73,35 2,5 2,4 5,2 3,65 2,3 2,95,6 2,5,25 23,2,6 5",7,75,75 5,75 9,5 9,25 G /4",73,35 3,5 2,4 5,2 3,65 2,3 2,95,6 2,5,25 23,2 4,7 3",7,75,75 3,85 8,2 8,3 G /4",73,35 2,5 2,4 5,2 3,65 2,3 2,95,6 2,5,25 26,7,6 5",7,75,75 5,75 9,5 9,25 G /4",73,35 3,5 2,4 5,2 3,65 2,3 2,95,6 2,5,25 26,7 4,7 Versions diverting function mixing function actuator N actuator NO Dimensions in inches shut-off function N Data sheet 728usa/Version:.8.22