Product data
62
FAN PERFORMANCE — HORIZONTAL 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 507 0.53 547 586 0.73 700 658 0.97891 722 1.22 1097783 1.46 1301
2300 513 0.55 562 5920.76 723 663 1.00 916 727 1.26 11317861.49 1327
2400 528 0.60 600 606 0.83 779 674 1.06 965 7381.341199 795 1.58 1404
2500 542 0.68 648 619 0.90835 686 1.13 1022 748 1.41 1258 806 1.68 1491
2550 550 0.69 669 627 0.94 867 692 1.17 1056 754 1.45 1292 812 1.74 1543
2660 557 0.72 6926340.97891698 1.21 1089 759 1.49 1327 816 1.79 1587
2700 573 0.79 747 648 1.05 956 711 1.29 1156 770 1.58 1404 827 1.88 1665
2800 588 0.86 803 662 1.13 1022 723 1.381233 782 1.66 1473 8371.98 1763
2900 604 0.94 867 676 1.21 1089 7371.481318 794 1.76 1560 849 2.08 1840
3000 620 1.02 9326901.30 1165 750 1.58 1404 806 1.86 1648 849 2.18 1927
3100 636 1.11 1006 704 1.39 1241 764 1.69 1499 818 1.97 1744 870 2.29 2023
3200 652 1.21 1089 718 1.49 1327 778 1.9015958312.09 1849 882 2.40 2119
3300 668 1.31 1173 7321.59 1413 793 1.92 1700 844 2.21 1954 894 2.53 2232
3400 684 1.41 1258 747 1.70 1508 807 2.04 1805 857 2.35 2076 907 2.66 2343
3500 701 1.53 1361 762 1.82 1613 821 2.16 1010 871 2.48 2188 919 2.80 2462
3600 717 1.65 1465 777 1.94 1718 8352.29 2023 885 2.63 2317 932 2.95 2587
3700 733 1.77 1569 7922.071831849 2.42 2136 899 2.78 2445 945 3.11 2718
3750 742 1.84 1630 800 2.14 1892 856 2.49 2197 907 2.86 2512 952 3.20 2719
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 843 1.81 1604 908 2.25 1989 955 2.59 2283 991 2.89 2543 1023 3.19 2805
2300 846 1.84 1630 910 2.25 2015 959 2.61 2300 995 2.91 2563 1028 3.21 2827
2400 853 1.88 1665 912 2.31 2041 967 2.68 2360 1003 2.99 2631 1036 3.30 2902
2500 859 1.94 1718 919 2.37 2093 971 2.73 2403 1007 3.05 2681 1041 3.36 2956
2550 864 1.99 1761 920 2.39 2110 974 2.76 2428 1010 3.08 2710 1044 3.40 2989
2660 868 2.04 1805 921 2.41 2136 976 2.78 2445 1012 3.10 2730 1046 3.42 3011
2700 878 2.16 1910 928 2.45 2162 983 2.88 2529 1020 3.21 2828 1053 3.54 3119
2800 889 2.29 2023 937 2.57 2266 986 2.91 2554 1023 3.25 2857 1057 3.58 3181
2900 900 2.41 2128 947 2.70 2377 993 3.01 2637 1030 3.36 2955 1064 3.70 3260
3000 910 2.52 2223 958 2.85 2504 1002 3.15 2751 1039 3.51 3093
1074 3.88 3411
3100 920 2.64 2326 968 2.99 2620 1012 3.30 2870 1050 3.68 3240
1084 4.06 3574
3200 931 2.76 2428 979 3.13 2735 1023 3.47 3002
1061 3.87 3407 — — —
3300 942 2.89 2537 989 3.26 2839 1034 3.63 3121
1072 4.05 3564 — — —
3400 954 3.02 2645 1000 3.40 2948
1044 3.79 3237 — — — — — —
3500 966 3.15 2751 1011 3.55 3062
1054 3.94 3340 — — — — — —
3600 978 3.30 2870 1022 3.69 3165
1065 4.10 3445 — — — — — —
3700 990 3.45 2987
1034 3.84 3272 — — — — — — — — —
3750 997 3.54 3055
1040 3.93 3333 — — — — — — — — —
Bhp — Brake Horsepower Input to Fan
Watts — Input Watts to Motor
Performance data (cont)
50TFQ004-01250TFQ004-012