System Start-up
RT-SVX35H-EN 89
Table 28. W_HE casings 2-6 50% modulating exhaust fan performance
Casing
Size
CFM
Std.
Air
Negative Static Pressure
0.200 0.400 0.600 0.800 1.000 1.200
1.400
RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
RPM BHP
2
2000
346 0.14 465 0.27 560 0.43 641 0.60 712 0.79 776 1.00 836 1.21
3000
397 0.27 495 0.42 583 0.61 662 0.81 731 1.03 795 1.27 854 1.51
4000
469 0.51 546 0.68 621 0.88 691 1.11 757 1.36 818 1.62 876 1.90
5000 548 0.88 613 1.08 675 1.30 736 1.55 794 1.81 850 2.10 903 2.39
6000 630 1.40 690 1.66 742 1.90 793 2.16 844 2.45 894 2.75
943 3.06
3
2000
346 0.14 465 0.27 560 0.43 641 0.60 712 0.79 776 1.00 836 1.21
3000
397 0.27 495 0.42 583 0.61 662 0.81 731 1.03 795 1.27 854 1.51
4000
469 0.51 546 0.68 621 0.88 691 1.11 757 1.36 818 1.62 876 1.90
5000 548 0.88 613 1.08 675 1.30 736 1.55 794 1.81 850 2.10 903 2.39
6000 630 1.40 690 1.66 742 1.90 793 2.16 844 2.45 894 2.75 943 3.06
7000 714 2.10 769 2.42 818 2.72 862 3.00 906 3.29 950 3.61 993 3.95
4 & 5
3000
281 0.20 396 0.39 486 0.60 560 0.83 625 1.07 683 1.33 737 1.61
5000
326 0.55 404 0.73 485 0.99 559 1.29 627 1.61 687 1.94 741 2.28
7000
411 1.35 459 1.51 513 1.74 571 2.04 629 2.39 686 2.77 740 3.18
9000 508 2.80 540 2.92 578 3.13 618 3.40 662 3.72 706 4.09
751 4.50
11000
609 5.05 633 5.16 661 5.34 691 5.58 723 5.87 756 6.21 792 6.59
6
4000
271 0.29 364 0.54 438 0.82 499 1.07 550 1.30 601 1.56 651 1.87
6000
339 0.71 391 0.90 456 1.22 517 1.60 572 2.01 622 2.43 668 2.85
8000 425 1.55 460 1.73 497 1.96 542 2.30 591 2.72 639 3.20
684 3.73
10000 517 2.88 543 3.13 571 3.34 600 3.59 632 3.94 649 4.37
707 4.87
12000 612 4.84 651 5.15 655 5.43 678 5.68 702 5.95 726 6.29
752 6.71
13000 659 6.09 679 6.44 699 6.76 720 7.04 741 7.31
Note: Shaded areas of table identify nonstandard drive selections.
Table 29. W_HE casing 9 50% modulating exhaust fan performance
Casing
Size
CFM
Std.
Air
Negative Static Pressure
0.250 0.500 0.750 1.000 1.250 1.500 1.750 2.000 2.250 2.500
RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
9
12000
432 4.09 461 4.31 502 4.86 545 5.67 585 6.35 622 7.19 655 7.99 686 8.78 717 9.57 748 10.48
14000 495 6.40 519 6.65 547 6.96 582 7.64 619 8.57 655 9.42 689 10.26 721 11.26 750 12.21 777 13.14
16000 559 9.46 581 9.77 602 10.02 628 10.45 658 11.20 690 12.19 723 13.32 753 14.22
784 15.18 811 16.27
18000 623 13.36 643 13.73 662 14.05 680 14.31 705 14.83
732 15.63 759 16.65 788 17.88 817 19.13 844 20.12
20000
688 18.23 707 18.66 724 19.03 741 19.36 757 19.65 779 20.22 804 21.04 827 22.07 853 23.31 879 24.70
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