Bryant 579F User Manual page 47

Durapac and durapac plus series commercial single package rooftop units gas heating/electric cooling units
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580F090,091 (7
1
/
TONS) — ALTERNATE MOTOR (BELT DRIVE)*
2
Airflow
0.2
(Cfm)
Rpm
Bhp
2250
513
0.54
521
0.57
2300
535
0.63
2400
551
0.69
2500
558
0.72
2550
566
0.76
2600
2700
582
0.83
2800
597
0.90
2900
613
0.98
3000
629
1.07
3100
645
1.16
662
1.26
3200
678
1.36
3300
694
1.47
3400
711
1.59
3500
727
1.71
3600
744
1.84
3700
752
1.91
3750
580F090,091 (7
1
/
TONS) — ALTERNATE MOTOR (BELT DRIVE)* (cont)
2
Airflow
1.2
(Cfm)
Rpm
Bhp
2250
839
1.86
844
1.90
2300
854
1.99
2400
865
2.08
2500
2550
870
2.13
2600
875
2.18
2700
886
2.28
2800
897
2.39
2900
3000
3100
3200
3300
3400
3500
3600
3700
3750
LEGEND
Bhp
— Brake Horsepower Input to Fan
Watts — Input Watts to Motor
*Motor drive range: 685 to 935 rpm. All other rpms require field-supplied
drive.
PERFORMANCE DATA (cont)
FAN PERFORMANCE — VERTICAL DISCHARGE UNITS (cont)
0.4
Watts
Rpm
Bhp
Watts
505
595
0.76
713
531
601
0.79
741
584
615
0.86
802
642
628
0.93
866
673
635
0.97
900
705
642
1.00
935
771
656
1.08
1008
842
670
1.16
1086
918
684
1.25
1169
999
699
1.35
1256
1085
713
1.45
1349
1176
728
1.55
1448
1272
743
1.66
1551
1374
758
1.78
1660
1482
773
1.90
1775
1596
789
2.03
1896
1716
804
2.17
2023
1778
812
2.24
2089
1.4
Watts
Rpm
Bhp
Watts
1735
889
2.18
2032
1773
893
2.22
2073
1855
903
2.32
2159
1940
1985
2031
2126
2227
External Static Pressure (in. wg)
0.6
Rpm
Bhp
Watts
665
1.01
940
671
1.04
972
684
1.11
1038
696
1.19
1109
702
1.23
1146
709
1.27
1183
721
1.35
1263
734
1.44
1347
748
1.54
1436
761
1.64
1530
775
1.75
1630
788
1.86
1734
802
1.98
1845
816
2.10
1961
831
2.23
2082
845
2.37
2210
External Static Pressure (in. wg)
1.6
Rpm
Bhp
Watts
NOTES:
1. Boldface indicates field-supplied drive is required.
2. Maximum continuous bhp is 2.40.
3. See page 74 for General Fan Performance Notes.
47
0.8
Rpm
Bhp
Watts
Rpm
728
1.27
1187
786
734
1.31
1222
791
745
1.39
1293
802
757
1.47
1369
813
763
1.51
1409
818
769
1.55
1450
824
781
1.65
1535
835
793
1.74
1625
847
805
1.84
1720
859
818
1.95
1820
871
831
2.06
1925
883
844
2.18
2036
857
2.31
2152
1.8
Rpm
Bhp
Watts
Rpm
1.0
Bhp
Watts
1.56
1453
1.60
1489
1.68
1566
1.77
1647
1.81
1689
1.86
1732
1.95
1823
2.06
1917
2.16
2019
2.28
2125
2.40
2235
2.0
Bhp
Watts

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