Bryant 581A/B Product Information Manual page 68

Durapac and durapac plus series commercial single package rooftop units gas heating/electric cooling units
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580F150,151 (12
1
/
TONS) — STANDARD MOTOR (BELT DRIVE)*
2
Airflow
0.2
(Cfm)
Rpm
Bhp
3700
676
1.19
3800
690
1.27
3900
705
1.36
4000
719
1.45
4100
734
1.55
4200
748
1.66
4300
763
1.76
4400
778
1.88
4500
792
1.99
4600
807
2.12
4700
822
2.25
4800
837
2.38
4900
852
2.52
5000
867
2.66
5100
882
2.81
5200
897
2.97
5300
912
3.13
5400
927
3.30
5500
943
3.47
5600
958
3.65
5700
5800
5900
6000
6100
6200
6300
580F150,151 (12
1
/
TONS) — STANDARD MOTOR (BELT DRIVE)* (cont)
2
Airflow
1.2
(Cfm)
Rpm
Bhp
3700
981
2.40
3800
990
2.52
3900
1000
2.64
4000
1011
2.76
4100
1021
2.89
4200
1031
3.03
4300
1042
3.16
4400
1053
3.31
4500
1064
3.46
4600
1075
3.61
4700
4800
4900
5000
5100
5200
5300
5400
5500
5600
5700
5800
5900
6000
6100
6200
6300
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
1106
747
1.42
1328
1185
760
1.52
1414
1269
773
1.61
1503
1357
786
1.71
1597
1449
799
1.82
1695
1545
813
1.93
1797
1646
826
2.04
1903
1751
840
2.16
2014
1860
853
2.28
2130
1975
867
2.41
2250
2094
881
2.55
2375
2218
895
2.69
2505
2347
909
2.83
2640
2482
923
2.98
2781
2622
937
3.14
2926
2766
951
3.30
3077
2917
966
3.47
3233
3073
980
3.64
3395
3234
3402
1.4
Watts
Rpm
Bhp
Watts
2240
1031
2.65
2473
2348
1040
2.77
2587
2459
1050
2.90
2705
2576
1059
3.03
2826
2697
1069
3.17
2953
2822
1079
3.31
3083
2951
1089
3.45
3218
3085
1100
3.60
3357
3224
3367
External Static Pressure (in. wg)
0.6
Rpm
Bhp
Watts
811
1.66
1552
823
1.76
1644
835
1.86
1739
848
1.97
1838
860
2.08
1942
872
2.20
2050
885
2.32
2162
898
2.44
2279
910
2.57
2401
923
2.71
2527
936
2.85
2658
949
3.00
2794
963
3.15
2935
976
3.30
3081
989
3.47
3232
1003
3.63
3389
External Static Pressure (in. wg)
1.6
Rpm
Bhp
Watts
1079
2.91
2709
1088
3.03
2828
1097
3.17
2951
1106
3.30
3079
1116
3.44
3210
1125
3.59
3347
NOTES:
1. Boldface indicates field-supplied drive is required.
2. Maximum continuous bhp is 3.70.
3. See page 70 for General Fan Performance Notes.
68
0.8
Rpm
Bhp
Watts
Rpm
871
1.91
1779
927
882
2.01
1876
938
894
2.12
1977
948
905
2.23
2082
959
917
2.35
2192
970
928
2.47
2305
981
940
2.60
2423
992
952
2.73
2546
1004
964
2.87
2673
1015
976
3.01
2805
1027
989
3.15
2942
1038
1001
3.31
3083
1050
1014
3.46
3230
1026
3.63
3383
1.8
Rpm
Bhp
Watts
Rpm
1125
3.16
2948
1169
1133
3.30
3073
1177
1142
3.43
3201
1186
1151
3.58
3334
1.0
Bhp
Watts
2.15
2008
2.26
2111
2.38
2217
2.50
2328
2.62
2443
2.75
2562
2.88
2686
3.02
2814
3.16
2947
3.31
3085
3.46
3227
3.62
3375
2.0
Bhp
Watts
3.42
3189
3.56
3319
3.70
3452

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