Bryant 579F User Manual page 114
Durapac and durapac plus series commercial single package rooftop units gas heating/electric cooling units
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581B102 (8
1
/
TONS) — STANDARD 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) — STANDARD 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
—
—
4100
—
—
4200
—
—
4300
—
—
LEGEND
Bhp
— Brake Horsepower Input to Fan
Watts — Input Watts to Motor
*Motor drive range: 840 to 1085 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
—
—
—
2605
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
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
1088
2.80
2607
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—
Refer to page 107 for general Fan Performance Data notes.
NOTES:
1. Boldface indicates field-supplied drive is required.
2. Maximum continuous bhp is 2.90.
sup-
114
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
—
2.82
2633
—
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
—
2.81
2618
—
—
—
—
—
—
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—
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
—
—
—
—
2.0
Bhp
Watts
2.22
2073
2.31
2158
2.41
2245
2.51
2337
2.61
2432
2.71
2532
2.83
2635
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