Bryant 549B User Manual
Page 97

97
PERFORMANCE DATA — 549B, 549C (cont)
FAN PERFORMANCE — VERTICAL DISCHARGE UNITS (cont)
LEGEND
*Motor drive range: 1300 to 1685 rpm. All other rpms require field-
supplied drive.
NOTES:
1. Boldface indicates field-supplied drive is required.
2. Maximum continuous bhp is 2.90.
3. See page 103 for General Fan Performance Notes.
549B072 (6 TONS) HIGH-STATIC MOTOR (BELT DRIVE)*
Airflow
(Cfm)
External Static Pressure (in. wg)
0.2
0.4
0.6
0.8
1.0
Rpm
Bhp
Watt
Rpm
Bhp
Watts
Rpm
Bhp
Watts
Rpm
Bhp
Watts
Rpm
Bhp
Watts
1800
907
0.63
558
1006
0.80
708
1092
0.97
860
1169
1.14
1015
1239
1.32
1174
1900
945
0.72
638
1042
0.90
796
1126
1.08
956
1201
1.26
1119
1271
1.45
1285
2000
984
0.82
727
1078
1.00
892
1160
1.19
1060
1235
1.39
1230
1303
1.58
1403
2100
1024
0.93
823
1115
1.12
997
1195
1.32
1173
1268
1.52
1350
1335
1.72
1531
2200
1063
1.05
929
1152
1.25
1111
1230
1.46
1294
1302
1.67
1480
1368
1.88
1668
2300
1103
1.18
1044
1189
1.39
1234
1266
1.60
1425
1337
1.82
1618
1402
2.04
1814
2400
1143
1.32
1168
1227
1.54
1367
1302
1.76
1566
1371
1.99
1767
1435
2.22
1970
2500
1183
1.47
1303
1265
1.70
1510
1339
1.93
1717
1406
2.17
1926
1470
2.41
2136
2600
1224
1.63
1448
1303
1.87
1663
1375
2.12
1878
1442
2.36
2095
1504
2.60
2313
2700
1264
1.81
1604
1342
2.06
1828
1412
2.31
2051
1478
2.56
2275
1539
2.82
2501
2800
1305
1.99
1772
1381
2.26
2003
1450
2.52
2235
1514
2.78
2467
—
—
—
2900
1346
2.20
1951
1420
2.47
2191
1488
2.74
2431
—
—
—
—
—
—
3000
1387
2.41
2142
1459
2.69
2391
—
—
—
—
—
—
—
—
—
549B072 (6 TONS) HIGH-STATIC MOTOR (BELT 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
1800
1304
1.51
1337
1365
1.69
1503
1422
1.88
1674
1477
2.08
1848
1528
2.28
2025
1900
1335
1.64
1454
1395
1.83
1627
1452
2.03
1804
1506
2.23
1984
1557
2.44
2168
2000
1366
1.78
1580
1426
1.98
1760
1482
2.19
1943
1535
2.40
2130
1586
2.61
2319
2100
1398
1.93
1715
1457
2.14
1901
1512
2.35
2091
1565
2.57
2284
1616
2.79
2481
2200
1430
2.09
1858
1488
2.31
2052
1543
2.53
2249
1596
2.76
2449
—
—
—
2300
1462
2.27
2012
1520
2.49
2212
1574
2.72
2416
—
—
—
—
—
—
2400
1495
2.45
2175
1552
2.68
2383
—
—
—
—
—
—
—
—
—
2500
1529
2.64
2349
1585
2.89
2564
—
—
—
—
—
—
—
—
—
2600
1562
2.85
2533
—
—
—
—
—
—
—
—
—
—
—
—
2700
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
2800
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
2900
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
3000
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Bhp
— Brake Horsepower Input to Fan
Watts — Input Watts to Motor
549
B, 5
49C