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Table13—FanPerformance 580F090,091 — Vertical Discharge Units; High-Static Motor (Belt Drive)*
LEGEND
*Motor drive range: 860 to 1080 rpm. All other rpms require field-
supplied drive.
NOTES:
1. Boldface indicates field-supplied drive is required.
2. Maximum continuous bhp is 3.70.
3. See page 29 for General Fan Performance Notes.
AIRFLOW
(Cfm)
EXTERNAL STATIC PRESSURE (in. wg)
0.2 0.4 0.6 0.8 1.0
Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Watts
2250 513 0.54 505 595 0.76 713 665 1.01 940 728 1.27 1187 786 1.56 1453
2300
521 0.57 531 601 0.79 741 671 1.04 972 734 1.31 1222 791 1.60 1489
2400
535 0.63 584 615 0.86 802 684 1.11 1038 745 1.39 1293 802 1.68 1566
2500
551 0.69 642 628 0.93 866 696 1.19 1109 757 1.47 1369 813 1.77 1647
2550
558 0.72 673 635 0.97 900 702 1.23 1146 763 1.51 1409 818 1.81 1689
2600
566 0.76 705 642 1.00 935 709 1.27 1183 769 1.55 1450 824 1.86 1732
2700
582 0.83 771 656 1.08 1008 721 1.35 1263 781 1.65 1535 835 1.95 1823
2800
597 0.90 842 670 1.16 1086 734 1.44 1347 793 1.74 1625 847 2.06 1917
2900
613 0.98 918 684 1.25 1169 748 1.54 1436 805 1.84 1720 859 2.16 2019
3000
629 1.07 999 699 1.35 1256 761 1.64 1530 818 1.95 1820 871 2.28 2125
3100
645 1.16 1085 713 1.45 1349 775 1.75 1630 831 2.06 1925 883 2.40 2235
3200
662 1.26 1176 728 1.55 1448 788 1.86 1734 844 2.18 2036 895 2.52 2352
3300
678 1.36 1272 743 1.66 1551 802 1.98 1845 857 2.31 2152 908 2.65 2475
3400
694 1.47 1374 758 1.78 1660 816 2.10 1961 870 2.44 2275 920 2.79 2603
3500
711 1.59 1482 773 1.90 1775 831 2.23 2082 884 2.58 2402 933 2.93 2737
3600
727 1.71 1596 789 2.03 1896 845 2.37 2210 897 2.72 2537 946 3.09 2877
3700
744 1.84 1716 804 2.17 2023 860 2.51 2343 911 2.87 2677 959 3.24 3023
3750
752 1.91 1778 812 2.24 2089 867 2.59 2413 918 2.95 2750 966 3.32 3100
AIRFLOW
(Cfm)
EXTERNAL STATIC PRESSURE (in. wg)
1.2 1.4 1.6 1.8 2.0
Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Watts
2250 839 1.86 1735 889 2.18 2032 935 2.52 2345 980 2.87 2673 1022 3.23 3015
2300
844 1.90 1773 893 2.22 2073 940 2.56 2389 984 2.91 2718 1027 3.28 3062
2400
854 1.99 1855 903 2.32 2159 950 2.66 2478 993 3.02 2812 1035 3.39 3159
2500
865 2.08 1940 913 2.41 2249 959 2.76 2573 1003 3.12 2911 1044 3.50 3261
2550
870 2.13 1985 918 2.46 2296 964 2.81 2622 1008 3.18 2962 1049 3.55 3315
2600
875 2.18 2031 923 2.51 2344 969 2.87 2673 1012 3.23 3014 1054 3.61 3370
2700
886 2.28 2126 934 2.62 2445 979 2.98 2777 1022 3.35 3123 — — —
2800
897 2.39 2227 944 2.73 2550 989 3.10 2888 1032 3.47 3238 — — —
2900
908 2.50 2333 955 2.85 2661 1000 3.22 3003 1042 3.60 3358 — — —
3000
920 2.62 2443 966 2.98 2777 1010 3.35 3123 — — — — — —
3100
931 2.75 2560 977 3.11 2899 1021 3.49 3250 — — — — — —
3200
943 2.88 2682 989 3.25 3026 1032 3.63 3383 — — — — — —
3300
955 3.01 2810 1000 3.39 3159 — — — — — — — — —
3400
967 3.16 2945 1012 3.54 3299 — — — — — — — — —
3500
980 3.31 3084 1024 3.69 3445 — — — — — — — — —
3600
992 3.46 3230 — — — — — — — — — — — —
3700
1005 3.63 3383 — — — — — — — — — — — —
3750
—— — —— — —— — —— — —— —
Bhp—Brake Horsepower Input to Fan
Watts — Input Watts to Motor