581B036-150

PERFORMANCE DATA (cont)

FAN PERFORMANCE — HORIZONTAL DISCHARGE UNITS (cont)

581B060 (5 TONS) — HIGH-STATIC MOTOR (BELT DRIVE)*

 

 

 

 

 

 

 

 

 

 

Airflow

 

 

 

 

 

External Static Pressure (in. wg)

 

 

 

 

 

 

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

1500

800

0.39

350

904

0.49

438

999

0.60

535

1087

0.72

640

1169

0.85

753

1600

839

0.46

412

938

0.57

505

1030

0.68

605

1115

0.80

714

1195

0.93

829

1700

879

0.54

483

974

0.65

580

1062

0.77

684

1144

0.90

796

1221

1.03

914

1800

919

0.63

561

1010

0.75

663

1095

0.87

771

1174

1.00

886

1250

1.14

1008

1900

960

0.73

648

1047

0.85

754

1129

0.98

867

1206

1.11

986

1279

1.25

1111

2000

1001

0.84

744

1085

0.96

855

1163

1.09

972

1238

1.23

1095

1309

1.38

1224

2100

1043

0.96

850

1123

1.09

965

1199

1.22

1086

1271

1.37

1213

1340

1.52

1346

2200

1085

1.09

966

1162

1.22

1086

1235

1.36

1211

1305

1.51

1342

1372

1.67

1479

2300

1127

1.23

1092

1201

1.37

1217

1272

1.52

1347

1340

1.67

1482

1405

1.83

1623

2400

1169

1.38

1229

1241

1.53

1359

1310

1.68

1493

1375

1.84

1633

1439

2.00

1778

2500

1212

1.55

1378

1281

1.70

1513

1348

1.86

1652

1412

2.02

1796

1473

2.19

1945

 

 

 

 

 

 

 

 

 

 

581B060 (5 TONS) — HIGH-STATIC MOTOR (BELT DRIVE)* (cont)

 

 

 

 

 

 

 

 

 

Airflow

 

 

 

 

 

External Static Pressure (in. wg)

 

 

 

 

 

 

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

1500

1247

0.98

873

1320

1.13

1002

1390

1.28

1137

1457

1.44

1280

1522

1.61

1430

1600

1270

1.07

952

1342

1.22

1083

1411

1.37

1221

1476

1.54

1365

1540

1.71

1517

1700

1295

1.17

1040

1365

1.32

1173

1432

1.48

1313

1497

1.64

1459

1559

1.82

1612

1800

1321

1.28

1137

1390

1.43

1273

1455

1.59

1415

1518

1.76

1563

1579

1.93

1718

1900

1348

1.40

1243

1415

1.56

1381

1479

1.72

1526

1541

1.89

1677

1601

2.06

1834

2000

1377

1.53

1359

1442

1.69

1500

1505

1.86

1648

1565

2.03

1801

1624

2.21

1961

2100

1406

1.67

1485

1470

1.83

1629

1531

2.00

1780

1591

2.18

1936

1648

2.36

2098

2200

1437

1.83

1621

1499

1.99

1769

1559

2.16

1923

1617

2.34

2082

1673

2.53

2246

2300

1468

1.99

1769

1529

2.16

1920

1587

2.34

2077

1644

2.52

2239

1699

2.71

2406

2400

1500

2.17

1928

1559

2.35

2083

1616

2.53

2243

1672

2.71

2408

1726

2.90

2579

2500

1533

2.36

2098

1591

2.54

2257

1647

2.73

2421

—

—

—

—

—

—

 

 

LEGEND

 

 

 

 

 

 

See page 103 for general fan performance notes.

 

 

 

Bhp

— Brake Horsepower

 

 

 

 

 

NOTES:

 

 

 

 

 

 

 

 

Watts

— Input Watts to Motor

 

 

 

 

 

1. Boldface indicates field-supplied drive is required.

 

 

*Motor drive range: 1300 to 1685 rpm. All other rpms require field-supplied

2. Maximum continuous bhp is 2.90.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

drive.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

581B072 (6 TONS) — STANDARD MOTOR (BELT DRIVE)*

 

 

 

 

 

 

 

 

 

 

 

Airflow

 

 

 

 

 

 

External Static Pressure (in. wg)

 

 

 

 

 

 

 

 

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

 

913

0.64

569

1010

0.80

715

1098

0.98

869

1178

1.16

1032

 

1252

1.35

1203

1900

 

952

0.73

652

1046

0.91

805

1131

1.09

965

1210

1.28

1134

 

1282

1.48

1311

2000

 

992

0.84

744

1083

1.02

903

1166

1.21

1070

1242

1.40

1245

 

1313

1.61

1427

2100

 

1032

0.95

844

1120

1.14

1010

1200

1.33

1184

1275

1.54

1365

 

1345

1.75

1553

2200

 

1073

1.07

954

1158

1.27

1127

1236

1.47

1307

1308

1.68

1495

 

1377

1.90

1689

2300

 

1114

1.21

1074

1196

1.41

1254

1272

1.62

1440

1343

1.84

1634

 

1409

2.07

1834

2400

 

1155

1.36

1204

1234

1.57

1391

1308

1.78

1584

1377

2.01

1784

 

1443

2.24

1990

2500

 

1196

1.51

1345

1273

1.73

1538

1345

1.96

1738

1412

2.19

1945

 

—

—

—

2600

 

1238

1.69

1497

1312

1.91

1697

1382

2.14

1904

1448

2.38

2117

 

—

—

—

2700

 

1280

1.87

1660

1352

2.10

1867

1420

2.34

2081

—

—

—

 

—

—

—

2800

 

1322

2.07

1835

1392

2.31

2050

—

—

—

—

—

—

 

—

—

—

2900

 

1364

2.28

2023

—

—

—

—

—

—

—

—

—

 

—

—

—

3000

 

—

—

—

—

—

—

—

—

—

—

—

—

 

—

—

—

 

 

 

 

 

 

 

 

 

 

 

581B072 (6 TONS) — STANDARD MOTOR (BELT DRIVE)* (cont)

 

 

 

 

 

 

 

 

 

 

Airflow

 

 

 

 

 

 

External Static Pressure (in. wg)

 

 

 

 

 

 

 

 

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

 

1322

1.56

1382

1388

1.77

1568

1451

1.98

1762

1510

2.21

1962

 

—

—

—

1900

 

1351

1.68

1495

1416

1.90

1686

1477

2.12

1885

1536

2.35

2090

 

—

—

—

2000

 

1380

1.82

1617

1444

2.04

1814

1505

2.27

2017

—

—

—

 

—

—

—

2100

 

1411

1.97

1748

1473

2.20

1950

—

—

—

—

—

—

 

—

—

—

2200

 

1441

2.13

1890

1503

2.36

2097

—

—

—

—

—

—

 

—

—

—

2300

 

1473

2.30

2041

—

—

—

—

—

—

—

—

—

 

—

—

—

2400

 

—

—

—

—

—

—

—

—

—

—

—

—

 

—

—

—

2500

 

—

—

—

—

—

—

—

—

—

—

—

—

 

—

—

—

2600

 

—

—

—

—

—

—

—

—

—

—

—

—

 

—

—

—

2700

 

—

—

—

—

—

—

—

—

—

—

—

—

 

—

—

—

2800

 

—

—

—

—

—

—

—

—

—

—

—

—

 

—

—

—

2900

 

—

—

—

—

—

—

—

—

—

—

—

—

 

—

—

—

3000

 

—

—

—

—

—

—

—

—

—

—

—

—

 

—

—

—

 

 

LEGEND

 

 

 

 

 

 

See page 103 for general fan performance notes.

 

 

 

Bhp

— Brake Horsepower

 

 

 

 

 

NOTES:

 

 

 

 

 

 

 

 

Watts

— Input Watts to Motor

 

 

 

 

 

1. Boldface indicates field-supplied drive is required.

 

 

*Motor drive range: 1119 to 1585 rpm. All other rpms require field-supplied

2. Maximum continuous bhp is 2.40.

drive.

 

118

Page 117 Page 119
Page 118
Image 118
Bryant 581A/B manual 581B072 6 Tons Standard Motor Belt Drive
Page 117 Page 119

581A/B specifications

The Bryant 581A/B is a sophisticated rooftop unit designed for commercial heating and cooling applications, striking a balance between performance, efficiency, and versatility. This unit is engineered to cater to various building sizes and configurations, making it an excellent choice for businesses seeking reliable climate control solutions.

One of the standout features of the Bryant 581A/B is its high efficiency. With SEER ratings reaching up to 14.5, this unit can significantly reduce energy costs while providing optimal performance throughout its operational lifespan. The design incorporates advanced compressor technology, allowing for variable speed operation that not only enhances comfort but also promotes energy savings by adjusting to the real-time demands of the environment.

The Bryant 581A/B also integrates cutting-edge refrigerant technology. Utilizing Puron refrigerant, it adheres to current environmental standards, minimizing its impact on ozone depletion while maximizing cooling performance. This commitment to sustainability is complemented by energy-efficient components, including high-efficiency coils and fan motors, which further optimize energy consumption.

In terms of construction, the Bryant 581A/B is built to withstand the rigors of outdoor installation. The unit features a rugged cabinet design with durable, corrosion-resistant materials, ensuring long-term reliability even in challenging weather conditions. Additionally, the easily accessible components simplify maintenance, reducing downtime for businesses.

The functionality of the Bryant 581A/B extends beyond mere cooling and heating. It is equipped with advanced control systems that can be interfaced with building management systems, allowing for seamless integration and enhanced control over indoor climate. This technology provides operators with the ability to monitor and adjust settings remotely, ensuring a comfortable indoor environment while optimizing energy use.

Noise reduction is another important characteristic of the Bryant 581A/B. The unit is designed with sound-dampening features, making it suitable for applications where low noise levels are a priority, such as retail spaces or office buildings.

Overall, the Bryant 581A/B is a robust solution for businesses seeking efficient, reliable, and flexible climate control. Its combination of advanced technology, durable construction, and user-friendly features make it a leading choice in the commercial HVAC market.
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