Bryant 549B User Manual
Page 35
35
PERFORMANCE DATA — 548F (cont)
FAN PERFORMANCE — VERTICAL DISCHARGE UNITS (cont)
LEGEND
*Motor drive range: 860 to 1080 rpm. All other rpms require field-
supplied drive.
Refer to page 27 General Fan Performance Notes.
NOTES:
1. Boldface indicates field-supplied drive is required.
2. Maximum continuous bhp is 3.70.
548F090 (7
1
/
2
TONS) — HIGH-STATIC MOTOR AND DRIVE*
Airflow
(Cfm)
External Static Pressure (in. wg)
0.2
0.4
0.6
0.8
1.0
Rpm
Bhp
Watts
Rpm
Bhp
Watts
Rpm
Bhp
Watts
Rpm
Bhp
Watts
Rpm
Bhp
Watts
2250
511
0.58
538
591
0.75
697
660
0.93
864
722
1.12
1041
779
1.32
1228
2300
519
0.61
567
597
0.78
729
666
0.97
900
727
1.16
1079
784
1.36
1268
2400
534
0.68
630
611
0.86
798
678
1.04
974
739
1.24
1158
794
1.45
1352
2500
550
0.75
698
624
0.93
872
690
1.13
1053
750
1.33
1243
805
1.55
1441
2550
557
0.79
733
631
0.98
910
697
1.17
1095
756
1.38
1287
811
1.60
1488
2600
565
0.83
770
638
1.02
950
703
1.22
1138
762
1.43
1333
816
1.65
1536
2700
581
0.91
848
652
1.11
1034
716
1.32
1228
774
1.53
1428
828
1.75
1636
2800
597
1.00
932
667
1.21
1124
729
1.42
1323
786
1.64
1529
839
1.87
1742
2900
613
1.09
1020
681
1.31
1220
743
1.53
1425
799
1.75
1636
851
1.99
1855
3000
629
1.20
1115
696
1.42
1321
756
1.64
1532
812
1.88
1749
863
2.12
1973
3100
646
1.30
1217
711
1.53
1428
770
1.76
1645
825
2.00
1869
875
2.25
2098
3200
662
1.42
1324
726
1.65
1542
784
1.89
1765
838
2.14
1994
888
2.39
2229
3300
679
1.54
1438
741
1.78
1663
798
2.03
1892
851
2.28
2126
901
2.54
2367
3400
695
1.67
1558
756
1.92
1790
812
2.17
2025
865
2.43
2266
913
2.69
2512
3500
712
1.81
1686
772
2.06
1923
827
2.32
2165
878
2.59
2412
926
2.86
2664
3600
729
1.95
1820
787
2.21
2065
841
2.48
2312
892
2.75
2565
940
3.03
2823
3700
746
2.10
1962
803
2.37
2213
856
2.65
2467
906
2.92
2726
953
3.21
2990
3750
754
2.18
2036
811
2.46
2290
864
2.73
2548
913
3.01
2809
960
3.30
3076
548F090 (7
1
/
2
TONS) — HIGH-STATIC MOTOR AND DRIVE* (cont)
Airflow
(Cfm)
External Static Pressure (in. wg)
1.2
1.4
1.6
1.8
2.0
Rpm
Bhp
Watts
Rpm
Bhp
Watts
Rpm
Bhp
Watts
Rpm
Bhp
Watts
Rpm
Bhp
Watts
2250
831
1.53
1423
880
1.74
1627
927
1.97
1840
971
2.21
2061
1013
2.46
2289
2300
836
1.57
1465
885
1.79
1671
931
2.02
1886
975
2.26
2109
1017
2.51
2340
2400
846
1.67
1554
895
1.89
1764
941
2.13
1982
984
2.37
2209
1026
2.62
2443
2500
856
1.77
1647
905
2.00
1862
950
2.24
2085
993
2.48
2315
1035
2.74
2553
2550
862
1.82
1697
910
2.05
1913
955
2.29
2138
998
2.54
2370
1039
2.80
2611
2600
867
1.87
1747
915
2.11
1966
960
2.35
2193
1003
2.60
2427
1044
2.86
2669
2700
878
1.99
1852
925
2.23
2076
970
2.47
2307
1012
2.73
2545
1053
2.99
2791
2800
889
2.11
1963
936
2.35
2192
980
2.60
2427
1022
2.86
2670
1063
3.13
2920
2900
900
2.23
2080
946
2.48
2314
990
2.74
2554
1032
3.00
2800
1072
3.28
3055
3000
912
2.36
2204
957
2.62
2442
1001
2.88
2687
1043
3.15
2938
1082
3.43
3196
3100
923
2.50
2334
969
2.76
2577
1012
3.03
2826
1053
3.31
3082
1093
3.59
3345
3200
935
2.65
2471
980
2.92
2718
1023
3.19
2973
1064
3.47
3233
—
—
—
3300
947
2.80
2613
992
3.07
2867
1034
3.35
3126
1074
3.64
3391
—
—
—
3400
960
2.96
2764
1003
3.24
3022
1045
3.52
3286
—
—
—
—
—
—
3500
972
3.13
2921
1015
3.42
3185
1057
3.70
3454
—
—
—
—
—
—
3600
985
3.31
3086
1028
3.60
3355
—
—
—
—
—
—
—
—
—
3700
997
3.49
3259
—
—
—
—
—
—
—
—
—
—
—
—
3750
1004
3.59
3347
—
—
—
—
—
—
—
—
—
—
—
—
Bhp
— Brake Horsepower Input to Fan
Watts — Input Watts to Motor
548F