Bryant 579F User Manual page 253

581A210 (18 TONS) (Low Heat Units)*
Airflow
0.2
(Cfm)
Rpm Watts
3500 460 591
4000 499 774
4500 538 990
5000 579 1243
5500 621 1536
6000 664 1871
6500 707 2250
7000 751 2676
7500 795 3150
8000 839 3676
8500 884 4253
581A210 (18 TONS) (Low Heat Units)* (cont)
Airflow
1.2
(Cfm)
Rpm Watts
3500 814 1476
4000 834 1740
4500 857 2039
5000 884 2376
5500 913 2753
6000 945 3172
6500 978 3636
7000 1012 4145
7500 1047 4703
8000 1084 5311
8500 1121 5972
LEGEND
Bhp — Brake Horsepower Input to Fan
Watts — Input Watts to Motor
*Motor drive ranges:
Low Range: 647-886 (208/230 and 460-v), 810-1072 (575-v)
High Range: 897-1139 (208/230 and 460-v), 873-1108 (575-v)
All other rpms require field-supplied drive.
PERFORMANCE DATA (cont)
FAN PERFORMANCE — VERTICAL DISCHARGE UNITS (cont)
Available External Static Pressure (in. wg)
0.4
Bhp Rpm Watts Bhp
0.68 548 774 0.89
0.89 581 976 1.12
1.14 617 1212 1.39
1.43 654 1485 1.71
1.77 693 1798 2.07
2.15 732 2152 2.48
2.59 772 2550 2.93
3.08 813 2994 3.44
3.62 855 3487 4.01
4.23 897 4029 4.63
4.89 940 4625 5.32
Available External Static Pressure (in. wg)
1.4
Bhp Rpm Watts Bhp
1.70 871 1650 1.90
2.00 888 1930 2.22
2.35 909 2243 2.58
2.73 933 2594 2.98
3.17 960 2984 3.43
3.65 990 3417 3.93
4.18 1022 3895 4.48
4.77 1055 4419 5.08
5.41 1089 4992 5.74
6.11 1124 5615 6.46
6.87 1160 6290 7.23
0.6
Rpm Watts Bhp Rpm
623 951 1.09 692
653 1170 1.35 717
685 1423 1.64 746
719 1715 1.97 778
755 2045 2.35 811
792 2417 2.78 846
830 2834 3.26 883
869 3295 3.79 920
909 3805 4.38 958
949 4366 5.02 997
990 4978 5.73 1037
1.6
Rpm Watts Bhp Rpm
924 1825 2.10 975
939 2119 2.44 988
958 2446 2.81 1005
980 2811 3.23 1026
1006 3215 3.70 1049
1034 3662 4.21 1076
1064 4153 4.78 1104
1095 4691 5.39 1135
1128 5277 6.07 1167
1163 5915 6.80 1200
1198 6604 7.60 1234
Refer to page 262 for general Fan Performance Data notes.
NOTE: Maximum continuous bhp is:
Low Range: 4.25 (208/230 and 460-v), 3.45 (575-v)
High Range: 5.75
253
0.8 1.0
Watts Bhp Rpm Watts
1126 1.29 755 1301
1361 1.56 777 1551
1630 1.88 803 1835
1938 2.23 832 2158
2285 2.63 864 2520
2673 3.07 897 2925
3106 3.57 932 3373
3585 4.12 967 3868
4112 4.73 1004 4411
4689 5.39 1042 5004
5318 6.12 1080 5649
1.8 2.0
Watts Bhp Rpm Watts
1999 2.30 1023 2173
2308 2.65 1035 2497
2650 3.05 1051 2853
3028 3.48 1070 3244
3445 3.96 1092 3674
3905 4.49 1117 4147
4409 5.07 1144 4665
4960 5.70 1173 5229
5561 6.40 1204 5842
6211 7.14 1236 6506
6914 7.95 1269 7223
Bhp
1.50
1.78
2.11
2.48
2.90
3.36
3.88
4.45
5.07
5.75
6.50
Bhp
2.50
2.87
3.28
3.73
4.23
4.77
5.37
6.01
6.72
7.48
8.31