Brochure

Table Of Contents
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–356
Sizing Water Valves (Continued)
Valve Sizing and Cross-Reference
VFx- Series High-Performance Class 300 Butterfly Valves
Cv at 90° Open for On/Off Service
Pipe Size, in. 2-1/2 3 4 5 6 8 10 12 14
Cv
Pressure
Drop, psi
Flow Rate, gpm
1 160 185 375 790 1,000 2,000 2,650 4,000 3,900
2 226 262 530 1,117 1,414 2,828 3,748 5,657 5,515
3 277 320 650 1,368 1,732 3,464 4,590 6,928 6,755
4 320 370 750 1,580 2,000 4,000 5,300 8,000 7,800
5 358 414 839 1,767 2,236 4,472 5,926 8,944 8,721
6 392 453 919 1,935 2,450 4,899 6,491 9,798 9,553
7 423 490 992 2,090 2,646 5,292 7,011 10,583 10,318
8 453 523 1,061 2,235 2,828 5,657 7,495 11,314 11,031
9 480 555 1,125 2,370 3,000 6,000 7,950 12,000 11,700
10 506 585 1,186 2,498 3,162 6,325 8,380 12,649 12,333
11 531 614 1,244 2,620 3,317 6,633 8,789 13,267 12,935
12 554 641 1,299 2,737 3,464 6,928 9,180 13,856 13,510
13 577 667 1,352 2,848 3,606 7,211 9,555 14,422 14,062
14 599 692 1,403 2,956 3,742 7,483 9,915 14,967 14,593
15 620 717 1,452 3,060 3,873 7,746 10,263 15,492 15,105
16 640 740 1,500 3,160 4,000 8,000 10,600 16,000 15,600
17 660 763 1,546 3,257 4,123 8,246 10,926 16,492 16,080
18 679 785 1,591 3,352 4,243 8,485 11,243 16,971 16,546
19 697 806 1,635 3,444 4,359 8,718 11,551 17,436 17,000
20 716 827 1,677 3,533 4,472 8,944 11,851 17,889 17,441
21 733 848 1,719 3,620 4,583 9,165 12,144 18,330 17,872
22 751 868 1,759 3,705 4,690 9,381 12,430 18,762 18,293
23 767 887 1,798 3,789 4,796 9,592 12,709 19,183 18,704
24 784 906 1,837 3,870 4,899 9,798 12,982 19,596 19,106
25 800 925 1,875 3,950 5,000 10,000 13,250 20,000 19,500
26 816 943 1,912 4,028 5,099 10,198 13,512 20,396 19,886
27 831 961 1,949 4,105 5,196 10,392 13,770 20,785 20,265
28 847 979 1,984 4,180 5,292 10,583 14,023 21,166 20,637
29 862 996 2,019 4,254 5,385 10,770 14,271 21,541 21,002
30 876 1,013 2,054 4,327 5,477 10,955 14,515 21,909 21,361
Zone and Fan Coil Valves
Valve Sizing and
Cross-Reference