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The performance specifications are nominal and conform to acceptable industry standards. For applications at conditions beyond these specifications, consult the local Johnson Controls office.
Johnson Controls, Inc. shall not be liable for damages resulting from misapplication or misuse of its products. © 2014 Johnson Controls, Inc.
www.johnsoncontrols.com
V–354
Sizing Water Valves (Continued)
Valve Sizing and Cross-Reference
VFx- Series High-Performance Class 150 Butterfly Valves
Cv at 90° Open for On/Off Service
Pipe Size, in. 2-1/2 3 4 5 6 8 10 12 14 16
Cv 160 185 375 790 1,350 2,800 4,300 6,650 7,650 9,800
Pressure
Drop, psi
Flow Rate, gpm
1 160 185 375 790 1,350 2,800 4,300 6,650 7,650 9,800
2 226 262 530 1,117 1,909 3,960 6,081 9,405 10,819 13,859
3 277 320 650 1,368 2,338 4,850 7,448 11,518 13,250 16,974
4 320 370 750 1,580 2,700 5,600 8,600 13,300 15,300 19,600
5 358 414 839 1,767 3,019 6,261 9,615 14,870 17,106 21,914
6 392 453 919 1,935 3,307 6,859 10,533 16,289 18,739 24,005
7 423 490 992 2,090 3,572 7,408 11,377 17,594 20,240 25,928
8 453 523 1,061 2,235 3,818 7,920 12,162 18,809 21,638 27,719
9 480 555 1,125 2,370 4,050 8,400 12,900 19,950 22,950 29,400
10 506 585 1,186 2,498 4,269 8,854 13,598 21,029 24,191 30,990
11 531 614 1,244 2,620 4,477 9,287 14,262 22,056 25,372 32,503
12 554 641 1,299 2,737 4,677 9,700 14,896 23,036 26,500 33,948
13 577 667 1,352 2,848 4,868 10,096 15,504 23,977 27,583 35,334
14 599 692 1,403 2,956 5,051 10,477 16,089 24,882 28,624 36,668
15 620 717 1,452 3,060 5,229 10,844 16,654 25,755 29,628 37,955
16 640 740 1,500 3,160 5,400 11,200 17,200 26,600 30,600 39,200
17 660 763 1,546 3,257 5,566 11,545 17,729 27,419 31,542 40,406
18 679 785 1,591 3,352 5,728 11,879 18,243 28,214 32,456 41,578
19 697 806 1,635 3,444 5,885 12,205 18,743 28,987 33,346 42,717
20 716 827 1,677 3,533 6,037 12,522 19,230 29,740 34,212 43,827
21 733 848 1,719 3,620 6,187 12,831 19,705 30,474 35,057 44,909
22 751 868 1,759 3,705 6,332 13,133 20,169 31,191 35,882 45,966
23 767 887 1,798 3,789 6,474 13,428 20,622 31,892 36,688 46,999
24 784 906 1,837 3,870 6,614 13,717 21,066 32,578 37,477 48,010
25 800 925 1,875 3,950 6,750 14,000 21,500 33,250 38,250 49,000
26 816 943 1,912 4,028 6,884 14,277 21,926 33,909 39,008 49,970
27 831 961 1,949 4,105 7,015 14,549 22,344 34,554 39,751 50,922
28 847 979 1,984 4,180 7,144 14,816 22,754 35,189 40,480 51,857
29 862 996 2,019 4,254 7,270 15,079 23,156 35,811 41,197 52,775
30 876 1,013 2,054 4,327 7,394 15,336 23,552 36,424 41,901 53,677
Zone and Fan Coil Valves
Valve Sizing and
Cross-Reference