Bryant 579F User Manual page 115

581B102 (8 1 / TONS) — HIGH-STATIC MOTOR (BELT DRIVE)*
2
Airflow
0.2
(Cfm)
Rpm Bhp
2500 541 0.50
2600 556 0.55
2700 571 0.60
2800 586 0.66
2900 601 0.72
3000 616 0.79
3100 632 0.85
3200 648 0.93
3300 663 1.00
3400 679 1.09
3500 695 1.17
3600 711 1.26
3700 728 1.36
3800 744 1.46
3900 760 1.57
4000 777 1.68
4100 793 1.79
4200 810 1.92
4300 826 2.04
581B102 (8 1 / TONS) — HIGH-STATIC MOTOR (BELT DRIVE)* (cont)
2
Airflow
1.2
(Cfm)
Rpm Bhp
2500 900 1.38
2600 907 1.46
2700 914 1.53
2800 922 1.61
2900 931 1.70
3000 939 1.79
3100 948 1.88
3200 957 1.98
3300 967 2.08
3400 977 2.19
3500 987 2.30
3600 998 2.41
3700 1008 2.54
3800 1019 2.66
3900 1031 2.79
4000 1042 2.93
4100 1054 3.07
4200 1066 3.22
4300 1078 3.38
LEGEND
Bhp — Brake Horsepower Input to Fan
Watts — Input Watts to Motor
*Motor drive range: 860 to 1080 rpm. All other rpms require field-
plied drive.
PERFORMANCE DATA (cont)
FAN PERFORMANCE — VERTICAL DISCHARGE UNITS (cont)
External Static Pressure (in. wg)
0.4
Watts Rpm Bhp Watts
467 624 0.66 614
513 637 0.71 665
562 650 0.77 720
615 663 0.83 777
672 676 0.90 839
732 689 0.97 904
796 703 1.04 972
864 717 1.12 1045
936 731 1.20 1122
1012 745 1.29 1203
1092 760 1.38 1288
1177 774 1.48 1379
1266 789 1.58 1473
1361 804 1.69 1572
1460 819 1.80 1676
1563 834 1.91 1785
1672 850 2.04 1899
1786 865 2.16 2018
1906 880 2.30 2142
External Static Pressure (in. wg)
1.4
Watts Rpm Bhp Watts
1289 959 1.58 1476
1357 965 1.66 1548
1429 972 1.74 1624
1505 979 1.83 1704
1584 986 1.92 1787
1667 994 2.01 1874
1753 1002 2.11 1965
1844 1011 2.21 2060
1939 1020 2.32 2160
2039 1029 2.43 2264
2143 1038 2.54 2372
2251 1048 2.66 2485
2364 1058 2.79 2602
2482 1068 2.92 2725
2605 1079 3.06 2852
2733 1090 3.20 2984
2866 1101 3.35 3122
3004 1112 3.50 3264
3148 1123 3.66 3413
0.6
Rpm Bhp Watts Rpm
701 0.83 771 771
711 0.89 827 781
722 0.95 885 790
734 1.02 948 800
745 1.09 1014 811
757 1.16 1083 821
769 1.24 1157 832
782 1.32 1235 843
795 1.41 1316 855
808 1.50 1402 867
821 1.60 1492 879
834 1.70 1587 891
848 1.81 1686 904
861 1.92 1790 916
875 2.04 1899 929
889 2.16 2012 942
904 2.29 2132 956
918 2.42 2255 969
932 2.56 2385 983
1.6
Rpm Bhp Watts Rpm
1015 1.79 1669 1069
1021 1.87 1745 1074
1027 1.96 1825 1079
1033 2.05 1909 1085
1040 2.14 1996 1091
1047 2.24 2087 1098
1054 2.34 2183 1105
1062 2.45 2283 1112
1070 2.56 2386 1119
1079 2.67 2494 1127
1088 2.80 2607 1135
1097 2.92 2724 1144
1106 3.05 2846 1152
1116 3.19 2972 1162
1126 3.33 3104 1171
1136 3.48 3241 1180
1146 3.63 3383 1190
1157 3.79 3530 1200
1167 3.95 3683
Refer to page 107 for general Fan Performance Data notes.
NOTES:
1. Boldface indicates field-supplied drive is required.
2. Maximum continuous bhp is 4.20.
sup-
115
0.8
Bhp Watts Rpm
1.00 936 837
1.07 996 845
1.14 1059 854
1.21 1126 863
1.28 1197 872
1.36 1271 882
1.45 1349 892
1.53 1431 902
1.63 1517 912
1.72 1608 923
1.83 1703 934
1.93 1802 945
2.04 1906 957
2.16 2015 969
2.28 2128 981
2.41 2247 993
2.54 2371 1006
2.68 2499 1018
2.82 2633 1031
1.8
Bhp Watts Rpm
2.00 1868 1121
2.09 1948 1125
2.18 2032 1130
2.27 2120 1135
2.37 2211 1141
2.47 2307 1147
2.58 2406 1153
2.69 2510 1160
2.81 2618 1167
2.93 2730 1174
3.05 2847 1181
3.18 2968 1189
3.32 3094 1198
3.46 3226 1206
3.61 3362 1215
3.76 3503 1224
3.91 3649 1233
4.08 3801 —
— — — —
1.0
Bhp Watts
1.19 1109
1.26 1173
1.33 1241
1.41 1312
1.49 1387
1.57 1465
1.66 1548
1.75 1635
1.85 1725
1.95 1820
2.06 1920
2.17 2024
2.29 2132
2.41 2246
2.53 2364
2.67 2487
2.80 2615
2.95 2748
3.10 2888
2.0
Bhp Watts
2.22 2073
2.31 2158
2.41 2245
2.51 2337
2.61 2432
2.71 2532
2.83 2635
2.94 2743
3.06 2855
3.19 2971
3.32 3092
3.45 3218
3.59 3348
3.74 3484
3.89 3624
4.04 3770
4.20 3921
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