Bryant 579F User Manual page 68

580F103 (8 1 / TONS) — HIGH-STATIC MOTOR (BELT DRIVE)*
2
Airflow
0.2
(Cfm)
Rpm Bhp
2550 550 0.69
2600 558 0.73
2700 574 0.80
2800 589 0.87
2900 605 0.95
3000 621 1.03
3100 637 1.12
3200 654 1.22
3300 670 1.32
3400 686 1.42
3500 703 1.54
3600 720 1.66
3700 736 1.78
3750 745 1.85
3800 753 1.91
3900 770 2.05
4000 787 2.20
4100 804 2.35
4200 821 2.51
4250 829 2.59
580F103 (8 1 / TONS) — HIGH-STATIC MOTOR (BELT DRIVE)* (cont)
2
Airflow
1.2
(Cfm)
Rpm Bhp
2550 865 2.05
2600 869 2.10
2700 879 2.19
2800 889 2.29
2900 899 2.40
3000 910 2.51
3100 921 2.63
3200 932 2.75
3300 943 2.88
3400 954 3.02
3500 966 3.16
3600 978 3.31
3700 990 3.47
3750 996 3.55
3800 1002 3.63
3900 — —
4000 — —
4100 — —
4200 — —
4250 — —
LEGEND
Bhp — Brake Horsepower Input to Fan
Watts — Input Watts to Motor
*Motor drive range: 860 to 1080 rpm. All other rpms require field-supplied
drive.
PERFORMANCE DATA (cont)
FAN PERFORMANCE — HORIZONTAL DISCHARGE UNITS (cont)
0.4
Watts Rpm Bhp Watts
647 625 0.92 860
677 632 0.96 894
742 645 1.03 964
811 659 1.11 1039
885 673 1.20 1119
963 688 1.29 1204
1046 702 1.39 1293
1135 717 1.49 1388
1228 732 1.60 1488
1328 747 1.71 1593
1433 762 1.83 1705
1543 777 1.95 1822
1660 793 2.09 1944
1721 801 2.15 2008
1783 808 2.22 2074
1912 824 2.37 2209
2047 840 2.52 2351
2189 856 2.68 2499
2338 872 2.85 2655
2415 880 2.93 2735
1.4
Watts Rpm Bhp Watts
1914 916 2.38 2223
1957 920 2.43 2267
2046 929 2.53 2360
2140 938 2.64 2458
2239 948 2.75 2561
2343 958 2.86 2670
2453 968 2.98 2783
2569 978 3.11 2903
2690 989 3.25 3029
2816 1000 3.39 3159
2950 1011 3.54 3297
3088 1022 3.69 3442
3233 — — —
3308 — — —
3385 — — —
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External Static Pressure (in. wg)
0.6
Rpm Bhp Watts
692 1.17 1095
698 1.21 1131
710 1.29 1207
723 1.38 1287
736 1.47 1372
749 1.57 1463
762 1.67 1558
776 1.78 1658
789 1.89 1764
803 2.01 1876
817 2.14 1993
832 2.27 2116
846 2.41 2245
853 2.48 2312
861 2.55 2380
875 2.70 2522
890 2.86 2669
905 3.03 2824
920 3.20 2986
928 3.29 3069
External Static Pressure (in. wg)
1.6
Rpm Bhp Watts
964 2.73 2547
968 2.78 2593
976 2.88 2689
985 2.99 2791
994 3.11 2898
1004 3.23 3011
1013 3.35 3128
1023 3.49 3252
1033 3.63 3382
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NOTES:
1. Boldface indicates field-supplied drive is required.
2. Maximum continuous bhp is 3.70.
3. See page 74 for General Fan Performance Notes.
68
0.8
Rpm Bhp Watts Rpm
754 1.45 1349 811
759 1.49 1388 816
770 1.58 1469 826
782 1.67 1554 837
794 1.76 1644 848
806 1.87 1740 859
818 1.97 1840 871
831 2.09 1946 882
843 2.21 2057 894
856 2.33 2174 907
870 2.46 2297 919
883 2.60 2425 932
896 2.75 2560 944
903 2.82 2630 951
910 2.90 2701 957
924 3.05 2848 970
938 3.22 3002 984
952 3.39 3162 —
967 3.57 3331 —
974 3.66 3417 —
1.8
Rpm Bhp Watts Rpm
1010 3.10 2888 1054
1014 3.15 2935 1058
1022 3.25 3035 1066
1030 3.37 3140 —
1039 3.49 3250 —
1048 3.61 3366 —
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1.0
Bhp Watts
1.74 1623
1.78 1664
1.88 1749
1.97 1839
2.07 1933
2.18 2033
2.29 2139
2.41 2249
2.54 2365
2.67 2488
2.81 2616
2.95 2750
3.10 2889
3.18 2962
3.26 3036
3.42 3189
3.59 3348
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2.0
Bhp Watts
3.48 3243
3.53 3292
3.64 3395
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