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Technical Instructions

Flowrite VF599 Series Three-Way Valves

Document Number 155-160P25

2-1/2 to 6-inch Flanged Iron Body

June 10, 2003

Page 6

Siemens Industry, Inc.

Figure 2. Water Capacity Graph.

Selection Example

Select a valve given:

←

Required flow = 500 gpm

↑

Desired pressure drop = 5 psi

→

Select a 5-inch (125 mm) valve, Cv 250.

Table 9. Close-off Pressures for Pneumatic Actuators.

Action

Valve Size

In. (mm)

5 to 10 psi (34 to 69 kPa) Spring Range

8-inch Actuator

12-inch Actuator

0 psi (0 kPa)

(Upper port)

2-1/2 (65)

36 (248)

114 (786)

3 (80)

23 (158)

74 (510)

4 (100)

—

46 (317)

5 (125)

—

29 (199)

6 (150)

—

20 (137)

(Bottom port)

Valve Size

In. (mm)

8-inch Actuator

12-inch Actuator

15 psi

(103 kPa)

30 psi

207 kPa)

15 psi

(103 kPa)

30 psi

(207 kPa)

2-1/2 (65)

31 (213)

100 (689)

95 (655)

304 (2096)

3 (80)

20 (44)

66 (144)

63 (434)

200 (1378)

4 (100)

—

40 (275)

129 (889)

5 (125)

—

26 (179)

82 (565)

6 (150)

—

18 (124)

57 (393)

Содержание Flowrite VF 599 Series

Страница 1: ...lowrite three way valve is the mixing of two different temperatures of water supplies The valve can also be used for throttling or bypass coil control applications A pump is recommended on the coil circuit to improve the heat transfer characteristics of the coil and for freeze protection Product Numbers Table 1 Product Numbers for Three Way Valve Assemblies Flow Rate Line Size Stroke ANSI Class 12...

Страница 2: ...tem travel Stroke 2 1 2 and 3 inch 3 4 inch 20 mm 4 5 and 6 inch 1 1 2 inches 40 mm Material Body Cast iron ASTM A 126 Class B Body trim See Table 1 Stem Stainless steel ASTM A582 Type 303 Packing EPDM O ring Liquid service to 250 F 120 C Controlled medium Water glycol solutions to 50 Medium temperature range 20 to 250 F 7 to 120 C Operating Maximum inlet pressure See Table 5 Maximum recommended d...

Страница 3: ...bolts See Table 4 Stem retainer clip 2 1 2 inch and 3 inch valves 599 00305 4 5 and 6 inch valves 599 00306 Lower seat tool See Table 10 Rebuild repack kit To select the rebuild repack service kit know your valve body assembly number The valve body assembly number is stamped on the tag on the valve body Table 2 Rebuild Repack Service Kit Part Numbers Trim Valve Size Inches mm ANSI Class 125 Valve ...

Страница 4: ...ers for VF 599 Flange Gasket and Bolt Kits Description Line Size Inch mm Kit Part Number Cap Screw Size Inch ANSI Class 125 2 1 2 65 599 09236 5 8 11 1 1 2 3 80 599 09237 5 8 11 1 3 4 4 100 599 09238 5 8 11 2 5 125 599 09239 3 4 10 2 6 150 599 09240 3 4 10 2 ANSI Class 250 2 1 2 65 599 09241 3 4 10 2 3 80 599 09242 3 4 10 2 1 2 4 100 599 09243 3 4 10 2 1 2 5 125 599 09244 3 4 10 2 3 4 6 150 599 09...

Страница 5: ...able 7 Maximum Water Capacity Cubic Meters Per Hour m 3 hr Flow is Equal Through Both Ports Valve Size in mm Pressure Differential kPa 1 10 20 30 40 50 60 80 Kvs 100 150 200 300 400 500 65 5 4 17 1 24 30 34 38 42 48 54 66 76 94 108 121 80 8 5 27 38 47 54 60 66 76 85 104 120 147 170 190 100 14 43 61 75 87 97 106 123 137 168 194 237 274 306 125 21 68 96 117 135 151 166 191 214 262 303 371 428 479 15...

Страница 6: ...le 9 Close off Pressures for Pneumatic Actuators Action Valve Size In mm 5 to 10 psi 34 to 69 kPa Spring Range 8 inch Actuator 12 inch Actuator 0 psi 0 kPa 0 psi 0 kPa NC Upper port 2 1 2 65 36 248 114 786 3 80 23 158 74 510 4 100 46 317 5 125 29 199 6 150 20 137 NO Bottom port Valve Size In mm 8 inch Actuator 12 inch Actuator 15 psi 103 kPa 30 psi 207 kPa 15 psi 103 kPa 30 psi 207 kPa 2 1 2 65 31...

Страница 7: ...actuator returns the valve to its normal position Non spring return actuators will hold the last commanded position See the Technical Instructions of the various actuators for additional information If this valve is used in diverting applications the following conditions apply Diverting service with modulating control can only use the electro hydraulic actuator SKB C The differential pressure must...

Страница 8: ...r valve capacities Mounting and Installation Install the valve so that the flow follows the direction of the arrow indicated on the valve body identification tag For best performance install the valve assembly with the actuator above the valve body The valve and actuator can be installed in any position between vertical and horizontal Siemens Building Technologies does not recommend installing the...

Страница 9: ... 8 384 diameter 27 686 SKB C with handle closed 289 290 291 292 293 294 14 3 4 375 22 3 4 578 7 178 Width 8 15 16 226 Depth 25 635 SKD 274 275 276 11 13 16 300 19 3 4 500 5 127 Width 6 5 8 169 Depth 14 1 2 360 El Mech with linkage 295 296 297 11 280 22 559 5 3 4 144 Width 8 7 8 225 Depth 25 3 4 654 Table 12 Valve Dimensions and Weight Nominal Valve Size Inch mm Dimensions in Inches Millimeters Wei...

Страница 10: ... 60089 1 847 215 1000 Your feedback is important to us If you have comments about this document please send them to sbt_technical editor us sbt siemens com Document No 155 160P25 Printed in the U S A Page 10 Parts List Table 13 Parts List for Three Way Flanged Valves Item Part Name Order Number Quantity Material 1 Packing Cartridge Assembly 1 2 Gasket 1 Copper 3 Packing Spring 1 Stainless steel 4 ...

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