30-BI
30.00-INCH WHEEL DIAMETER
OUTLET AREA (SQ. FT.) 5.260
TIP SPEED (FPM) = 7.85 x RPM
MAX. BHP = 6.743 x (RPM/1000)
3
3/4”
RPM BHP
5/8”
RPM BHP
1/2”
RPM BHP
3/8”
RPM BHP
1/4”
RPM BHP
O.V. FPM
VOLUME
CFM
1.0”
RPM BHP
1-3/4”
RPM BHP
1-1/2”
RPM BHP
1-1/4”
RPM BHP
SP, in. WG
4000 760 351 0.25 387 0.35 419 0.43 452 0.53 484 0.64 544 0.91 602 1.16 657 1.47 707 1.73 754 2.00 837 2.64 915 3.33 986 4.00
4500 855 365 0.35 401 0.43 432 0.49 463 0.62 493 0.74 550 1.02 607 1.30 689 1.48 710 1.89 756 2.17 839 2.81 918 3.53 989 4.66
5000 950 390 0.37 424 0.46 450 0.58 482 0.69 508 0.84 562 1.12 620 1.42 666 1.73 713 2.04 759 2.35 844 3.00 920 3.77 990 4.54
5500 1045 416 0.43 450 0.57 477 0.70 504 0.84 527 0.99 576 1.23 630 1.57 678 1.86 720 2.22 766 2.52 847 3.21 924 4.01 993 4.81
6000 1140 443 0.49 476 0.67 501 0.81 526 0.98 551 1.11 594 1.38 644 1.72 689 2.02 729 2.41 774 2.72 851 3.43 927 4.28 997 5.11
6500 1239 468 0.62 502 0.78 526 0.98 547 1.12 576 1.28 612 1.53 661 1.85 702 2.22 731 2.59 787 2.95 857 3.65 932 4.54 1001 5.42
7000 1331 495 0.74 529 0.90 551 1.11 572 1.28 599 1.46 632 1.72 679 2.16 717 2.39 754 2.79 800 3.14 867 3.90 940 4.81 1008 5.68
8000 1521 553 1.06 581 1.23 600 1.44 624 1.62 648 1.81 682 2.10 7717 2.47 752 2.84 792 3.25 830 3.64 892 4.44 961 5.42 1024 6.35
9000 1711 612 1.47 636 1.60 652 1.80 677 2.01 697 2.22 732 2.54 765 2.96 797 3.52 831 3.78 868 4.20 926 5.12 990 6.07 1049 7.22
10000 1901 670 1.90 689 2.05 707 2.25 729 2.41 745 2.69 779 3.09 817 3.54 848 4.01 877 4.46 909 4.88 965 5.86 1020 6.77 1078 7.97
11000 2091 728 2.42 746 2.59 763 2.79 783 2.98 797 3.31 830 3.77 867 4.26 896 4.81 923 5.28 953 5.68 1009 6.79 1059 7.80 1112 8.89
12000 2281 785 3.04 801 3.21 817 3.42 835 3.64 851 4.05 883 4.57 918 5.06 945 5.70 971 6.21 1001 6.60 1055 7.72 1102 8.97 1150 9.97
13000 2471 842 3.73 857 3.95 873 4.20 887 4.42 904 4.79 935 5.37 968 5.91 995 6.64 1019 7.22 1046 7.72 1099 8.91 1144 10.2 1191 11.2
14000 2662 900 4.62 914 4.81 927 5.04 943 5.30 961 5.70 900 6.36 1017 6.89 1047 7.668 1071 8.31 1095 8.89 1146 10.1 1119 11.4 1236 12.6
15000 2852 958 5.59 971 5.74 984 5.95 1003 6.26 1019 6.69 1028 7.41 1069 7.99 1102 8.70 1125 9.44 1147 10.1 1199 11.4 1238 12.9 1278 14.0
16000 3042 1015 6.64 1028 6.84 1040 7.04 1060 7.35 1075 7.88 1103 8.60 1125 9.20 1151 9.97 1175 10.7 1197 11.4 1249 12.9 1285 14.4 1328 15.7
17000 3232 1073 7.78 1085 7.96 1098 8.21 1115 8.59 1131 9.10 1159 9.91 1181 10.5 1204 11.3 1227 12.2 1249 12.9 1301 14.4 1334 16.0 1373 17.4
18000 3422 1130 9.05 1143 9.31 1157 9.63 1175 10.0 1191 10.5 1206 11.4 1224 12.1 1260 12.9 1283 13.7 1307 14.5 1352 16.2 1384 17.9 1422 19.3
3-1/2”
RPM BHP
3.0”
RPM BHP
2-1/2”
RPM BHP
2.0”
RPM BHP
Performance shown is for Type B - Free Inlet, Ducted Outlet.
Power rating (BHP) does not include drive losses. Add 10% for drive loss
Performance ratings do not include the effects of appurtenances in the airstream.
36-BI
36.50-INCH WHEEL DIAMETER
OUTLET AREA (SQ. FT.) 7.785
TIP SPEED (FPM) = 9.56 x RPM
MAX. BHP = 17.977 x (RPM/1000)
3
3/4”
RPM BHP
5/8”
RPM BHP
1/2”
RPM BHP
3/8”
RPM BHP
1/4”
RPM BHP
O.V. FPM
VOLUME
CFM
1.0”
RPM BHP
1-3/4”
RPM BHP
1-1/2”
RPM BHP
1-1/4”
RPM BHP
SP, in. WG
6000 770 285 0.37 314 0.49 324 0.60 368 0.79 395 0.95 445 1.35 492 1.72 540 2.19 580 2.58 618 2.98 689 3.93 752 4.95 809 5.96
7000 899 309 0.49 337 0.68 362 0.79 385 0.95 411 1.17 456 1.57 503 2.01 545 2.25 584 2.91 621 3.34 685 4.29 754 5.39 812 6.43
8000 1027 337 0.60 365 0.82 389 0.99 411 1.19 429 1.43 471 1.81 516 2.25 556 2.70 591 3.23 629 3.66 695 4.70 759 5.87 815 7.05
9000 1156 369 0.77 396 1.01 416 1.10 436 1.48 457 1.68 491 2.08 533 2.56 569 3.07 601 3.60 638 4.08 701 5.10 763 6.40 821 7.68
10000 1284 396 1.02 423 1.28 442 1.55 460 1.79 482 2.03 510 2.41 551 2.89 583 3.42 614 4.00 652 4.48 709 5.61 769 6.93 826 8.26
11000 1412 428 1.30 454 1.59 471 1.86 490 2.14 510 2.38 538 2.78 571 3.31 602 3.84 632 4.42 668 4.99 720 6.09 778 7.49 834 8.83
12000 1541 462 1.64 484 1.88 500 2.19 519 2.47 539 2.74 566 3.18 594 3.73 623 4.29 653 4.83 684 5.48 735 6.67 791 8.08 844 9.50
13000 1669 493 2.05 515 2.25 527 2.58 549 2.89 564 3.16 593 3.64 625 4.22 647 4.88 677 5.45 706 6.05 754 7.55 808 8.77 850 10.2
14000 1798 592 2.49 542 2.67 556 2.98 575 3.27 529 3.62 619 4.13 653 4.79 675 5.45 701 6.05 729 6.65 777 8.08 832 9.50 874 11.0
15000 1926 557 2.92 573 3.13 588 3.40 606 3.66 618 4.09 646 4.71 678 5.37 703 6.07 726 6.76 753 7.35 799 8.85 843 10.3 981 11.9
16000 2055 588 3.42 604 3.66 617 3.98 634 4.22 645 4.68 675 5.37 704 6.07 729 6.85 752 7.57 777 8.13 823 9.78 865 11.2 908 12.8
17000 2183 623 3.98 636 4.22 648 4.53 664 4.84 677 5.39 704 6.07 732 6.87 756 7.71 777 8.42 802 9.03 847 10.7 886 12.3 929 13.8
18000 2312 652 4.61 666 4.90 686 5.19 685 5.54 706 6.12 732 6.89 761 7.68 784 8.16 805 9.36 827 9.96 872 11.7 911 13.4 951 14.9
20000 2569 717 6.16 728 6.47 739 6.82 753 7.16 766 7.77 791 8.61 817 9.45 839 10.5 859 11.4 880 12.2 923 14.0 960 15.9 998 17.5
22000 2825 783 8.08 793 8.33 803 8.64 817 9.08 823 9.72 854 10.7 874 11.5 892 12.6 919 13.7 936 14.7 980 16.6 1012 18.8 1051 20.5
24000 3082 845 10.1 854 10.4 865 10.7 880 11.2 893 12.0 916 13.1 935 14.0 954 15.1 973 16.3 1058 17.4 1036 19.5 1064 21.8 1099 23.7
26000 3339 911 12.5 919 12.8 932 13.3 945 13.8 957 14.6 982 15.9 998 16.8 1016 18.2 1036 19.3 1054 20.4 1093 22.8 1120 25.4 1151 27.4
3-1/2”
RPM BHP
3.0”
RPM BHP
2-1/2”
RPM BHP
2.0”
RPM BHP
Central Blower Restaurant Exhaust Fan Catalog • Page 15
91Z0
Central Type Bl
Centrifugal Blowers
are available as
U.L. Listed for
Grease Removal
(UL762)
REV 11/03
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