Bryant 551C User Manual
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47
Table 33—Fan Performance 551B 072 — Horizontal Discharge Units; High-Static Motor (Belt Drive)*
AIRFLOW
EXTERNAL STATIC PRESSURE (in. wg)
AIRFLOW
CFM
0.2
0.4
0.6
0.8
1.0
CFM
Rpm
Bhp
Watts
Rpm
Bhp
Watts
Rpm
Bhp
Watts
Rpm
Bhp
Watts
Rpm
Bhp
Watts
1800
822
0.51
455
927
0.66
589
1018
0.82
728
1100
0.98
873
1174
1.15
1024
1900
855
0.59
520
957
0.74
659
1046
0.91
805
1127
1.08
956
1200
1.25
1113
2000
889
0.66
591
988
0.83
737
1075
1.00
888
1154
1.18
1045
1226
1.36
1208
2100
923
0.75
668
1019
0.92
821
1104
1.10
979
1182
1.29
1142
1253
1.48
1310
2200
957
0.85
753
1051
1.03
912
1134
1.21
1077
1210
1.40
1245
1280
1.60
1419
2300
992
0.95
845
1083
1.14
1011
1164
1.33
1182
1239
1.53
1357
1308
1.73
1537
2400
1026
1.06
945
1115
1.26
1118
1195
1.46
1295
1268
1.66
1476
1336
1.87
1662
2500
1061
1.19
1053
1148
1.39
1233
1226
1.59
1416
1297
1.81
1604
1364
2.02
1796
2600
1097
1.32
1169
1181
1.53
1356
1257
1.74
1546
1327
1.96
1740
1393
2.18
1938
2700
1132
1.46
1294
1214
1.67
1487
1289
1.90
1684
1358
2.12
1885
1422
2.35
2089
2800
1168
1.61
1428
1247
1.83
1629
1320
2.06
1832
1388
2.30
2039
1452
2.53
2249
2900
1204
1.77
1572
1281
2.00
1779
1353
2.24
1989
1419
2.48
2202
1482
2.72
2419
3000
1240
1.94
1725
1315
2.18
1939
1385
2.43
2156
1451
2.68
2376
—
—
—
AIRFLOW
EXTERNAL STATIC PRESSURE (in. wg)
AIRFLOW
CFM
1.2
1.4
1.6
1.8
2.0
CFM
Rpm
Bhp
Watts
Rpm
Bhp
Watts
Rpm
Bhp
Watts
Rpm
Bhp
Watts
Rpm
Bhp
Watts
1800
1244
1.33
1182
1308
1.51
1345
1369
1.70
1513
1427
1.90
1687
1483
2.10
1867
1900
1268
1.44
1275
1332
1.63
1443
1393
1.82
1617
1450
2.02
1796
1505
2.23
1979
2000
1294
1.55
1376
1357
1.74
1549
1417
1.95
1727
1474
2.15
1911
1528
2.36
2100
2100
1320
1.67
1483
1382
1.87
1662
1441
2.08
1845
1498
2.29
2034
1552
2.51
2227
2200
1346
1.80
1598
1408
2.01
1782
1466
2.22
1971
1522
2.44
2165
1575
2.66
2363
2300
1372
1.94
1721
1434
2.15
1911
1491
2.37
2105
1547
2.59
2304
1600
2.82
2507
2400
1400
2.09
1852
1460
2.31
2047
1517
2.53
2247
1572
2.76
2451
—
—
—
2500
1427
2.24
1992
1487
2.47
2192
1543
2.70
2398
—
—
—
—
—
—
2600
1455
2.41
2140
1514
2.64
2346
1570
2.88
2557
—
—
—
—
—
—
2700
1483
2.59
2297
1541
2.83
2509
—
—
—
—
—
—
—
—
—
2800
1512
2.77
2463
—
—
—
—
—
—
—
—
—
—
—
—
2900
1541
2.97
2640
—
—
—
—
—
—
—
—
—
—
—
—
3000
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
NOTES:
1.
Bold cells indicate field-supplied drive is required.
2. Maximum continuous bhp is 2.90.
3. See general fan performance notes.
LEGEND
Bhp — Brake Horsepower
Watts — Input Watts to Motor
*Motor drive range: 1300 to 1685 rpm. All other rpms require field-supplied
drive.
551B
,C