Product data
52
FAN PERFORMANCE — VERTICAL DISCHARGE UNITS (cont)
LEGEND
*Motor drive range: 860 to 1080 rpm. All other rpms require field-
supplied drive.
Refer to page 65 for general Fan Performance notes.
NOTES:
1. Boldface indicates field-supplied drive is required.
2. indicates field-supplied motor and drive are required.
3. Maximum continuous bhp is 3.7 and the maximum continuous
watts are 3313.
50TFQ008 (7
1
/
2
TONS) — HIGH-STATIC MOTOR (BELT DRIVE)*
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 514 0.55 562 593 0.76 723 662 0.99 907 724 1.22 1097 781 1.48 1318
2300 521 0.57 577 600 0.79 747 668 1.02 9327301.261131 786 1.50 1335
2400 5360.63 623 613 0.85 795 680 1.09989 741 1.341199 7961.59 1413
2500 551 0.69 669 626 0.93 859 693 1.17 1056 753 1.43 1275 808 1.69 1499
2550 559 0.72 6926340.97891 700 1.21 1089 759 1.48 1318 814 1.74 1543
2600 567 0.75 716 641 1.00 916 706 1.25 1123 764 1.52 1353 819 1.79 1587
2700 582 0.83 779 655 1.08 981 719 1.341199 776 1.61 14308311.89 1674
2800 5980.90835 670 1.17 1056 7321.43 1275 789 1.71 1617 842 2.00 1770
2900 614 0.98899 684 1.25 1123 745 1.53 1361 802 1.81 1604 854 2.11 1866
3000 6301.07 973 699 1.35 1207 759 1.63 1147 815 1.92 1700 866 2.23 1971
3100 646 1.16 1047 714 1.45 1292773 1.74 1543 828 2.04 1805 878 2.35 2076
3200 662 1.28 1131729 1.55 1378 787 1.86 1648 841 2.16 1910 891 2.48 2188
3300 679 1.36 1216 744 1.66 1473 801 1.98 1753 854 2.29 2023 904 2.61 2300
3400 6951.471310 759 1.78 1578 816 2.10 1868 867 2.42 2136 917 2.75 2420
3500 712 1.59 1413 774 1.90 1683 8302.23 1971 881 2.56 2257 930 2.90 2546
3600 729 1.71 1617 7902.03 1796 845 2.372093 895 2.71 2386 943 3.05 2670
3700 745 1.84 1630 805 2.17 1919 860 2.52 2223 909 2.87 2521 956 3.22 2807
3750 754 1.911691813 2.24 1980 868 2.59 2283 917 2.95 2587 963 3.30 2870
50TFQ008 (7
1
/
2
TONS) — HIGH-STATIC MOTOR (BELT DRIVE)* (cont)
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 841 1.81 1604 902 2.25 1989 939 2.60 2292 979 2.94 2589 1015 3.29 2892
2300 843 1.83 1621 905 2.28 2015 943 2.52 2309 983 2.96 2609 1020 3.31 2914
2400 848 1.88 1665 910 2.31 2041 952 2.74 2411 992 3.10 2729 1029 3.46 3048
2500 859 1.961735 912 2.31 2050 963 2.81 2470 1004 3.18 2798 1041 3.55 3126
2550 864 2.01 1779 915 2.34 2067 968 2.81 2479 1009 3.18 2798 1047 3.55 3126
2600 869 2.06 1823 918 2.37 2093 973 2.81 2487 1014 3.18 2798 1052 3.55 3126
2700 880 2.17 1919 927 2.47 2180 976 2.84 2495 1017 3.21 2828 1055 3.59 3159
2800 892 2.29 2023 938 2.58 2275 983 2.92 2562 1024 3.30 2908 1063 3.69 3248
2900 903 2.42 2136 949 2.71 2386 993 3.03 2653 1035 3.43 3017
1074 3.83 3370
3000 915 2.54 2240 961 2.85 2504 1003 3.17 2767 1045 3.59 3157
1084 4.01 3526
3100 926 2.67 2352 972 3.00 2629 1015 3.32 2886
1058 3.76 3306 1097 4.20 3693
3200 938 2.81 2470 983 3.14 2743 1026 3.47 3002
1069 3.93 3456 — — —
3300 950 2.95 2587 995 3.30 2870
1043 3.80 3341 — — — — — —
3400 963 3.10 2710 1007 3.45 2987
1055 3.97 3493 — — — — — —
3500 976 3.25 2831
1030 3.82 3362 — — — — — — — — —
3600 988 3.41 2956
1043 4.01 3528 — — — — — — — — —
3700
1019 3.90 3431 — — — — — — — — — — — —
3750
1026 4.00 3517 — — — — — — — — — — — —
Bhp — Brake Horsepower Input to Fan
Watts — Input Watts to Motor
Performance data (cont)
50TFQ004-01250TFQ004-012