Bryant 549B User Manual

Page 97

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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

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