Bryant 581B 800 350 904 438 999 535, 839 412 938 505 1030 605, 879 483 974 580, 919 561, 960 648

Page 31

Table 24 — Fan Performance 581B060, Single-Phase — Horizontal Discharge Units;

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

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

—

—

—

2100

1043

0.96

850

1123

1.09

965

1199

1.22

1086

—

—

—

—

—

—

2200

1085

1.09

966

1162

1.22

1086

—

—

—

—

—

—

—

—

—

2300

1127

1.23

1092

—

—

—

—

—

—

—

—

—

—

—

—

2400

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

2500

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

 

 

 

 

 

 

 

 

 

 

 

 

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

—

—

—

—

—

—

1600

1270

1.07

952

1342

1.22

1083

—

—

—

—

—

—

—

—

—

1700

1295

1.17

1040

—

—

—

—

—

—

—

—

—

—

—

—

1800

1321

1.28

1137

—

—

—

—

—

—

—

—

—

—

—

—

1900

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

2000

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

2100

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

2200

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

2300

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

2400

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

2500

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

LEGEND

Bhp — Brake Horsepower

Watts — Input Watts to Motor

*Motor drive range: 1035 to 1460 rpm. All other rpms require field- supplied drive.

NOTES:

1.Boldface indicates field-supplied drive is required.

2.Maximum continuous bhp is 1.30.

3.See page 33 for general fan performance notes.

Table 25 — Fan Performance 581B060, Three-Phase — Horizontal Discharge Units;

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

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

 

 

 

 

 

 

 

 

 

 

 

 

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

—

—

—

2300

1468

1.99

1769

1529

2.16

1920

1587

2.34

2077

—

—

—

—

—

—

2400

1500

2.17

1928

1559

2.35

2083

—

—

—

—

—

—

—

—

—

2500

1533

2.36

2098

—

—

—

—

—

—

—

—

—

—

—

—

LEGEND

Bhp — Brake Horsepower

Watts — Input Watts to Motor

*Motor drive range: 1035 to 1460 rpm. All other rpms require field- supplied drive.

NOTES:

1.Boldface indicates field-supplied drive is required.

2.Maximum continuous bhp is 2.40.

3.See page 33 for general fan performance notes.

—31—

Page 30 Page 32
Image 31
Page 30 Page 32
Contents Provide Unit Support ContentsSafety Considerations InstallationIII. Determine Location of Drain Line and External Trap II. Field Fabricate DuctworkCRBTMPWR003A01 Roof Curb Unit Size Accessory CRRFCURB001A01CRBTMPWR001A01 CRBTMPWR002A01Positioning Install Flue HoodVI. Install GAS Piping IV. RIG and Place Unit060 Unit Operating Weight581B 036 048Physical Data 581B036-072 OUTDOOR-AIR Inlet Screens LOSS-OF-CHARGE SWITCH/LOW-PRESSUREFurnace Section Freeze Protection ThermostatBase Unit Dimensions 581B036-072 Steel Pipe Spacing of Supports Nominal Diameter Dimension Field Power SupplyField Control Wiring Heat Anticipator SettingsLow-Voltage Connections With or Without Economizer Power Wiring ConnectionsRLA LRA FLA MCA Mocp Power Exhaust MCA MocpFAN Motor Disconnect SIZE†FAN Motor Supply SIZE†LPS VIII. Adjust FACTORY-INSTALLED OptionsDisconnect Switch Perfect Humidity Dehumidification SystemManual Outdoor-Air Damper Damper Panel with Manual Outdoor-Air Damper InstalledOptional Manual Outdoor-Air Damper With Hood Attached EconoMi$er IV Standard Sensors Indoor Coil Access Panel RelocationBarometric Flow Capacity EconoMi$er IV Control Modes Supply Air Sensor Temperature/Resistance ValuesEconoMi$er IV Sensor Usage Return Air Temperature or Enthalpy Sensor Mounting Location Enthalpy Changeover Set Points Page 581B Fan Rpm at Motor Pulley Setting With Standard Motor IX. Adjust EVAPORATOR-FAN Speed581B Fan Rpm at Motor Pulley Setting With High-Static Motor AMP Draw Phase Continuous BHPUnit Maximum Unit Voltage 581BOutdoor Sound Power Total Unit Accessory/FIOP EconoMi$er IV Static Pressure* in. wgEvaporator-Fan Motor Data High-Static Motors 1292 1294 1175 1346 1275 1400 1147 9721265 1320 1310 1371 1419 1500 1175 1086760 666 257 778 367 871 471 952 572670 701 306 810 426 901 540 981 6511967 16491803 1470 17841049 731 967 5631008 643 805807 358 894 466 971 Rpm Bhp Watts 900 553 134782 316 870 417 948 1000 582 163740 382 643 234 762675 277 707 326919 561 800 350 904 438 999 535839 412 938 505 1030 605 879 483 974 580829 800 350 904 438 999 535 1087 640753 839 412 938 505 1030 605 1115 714General FAN Performance Notes START-UP Unit Preparation VI. Internal WiringVII. Refrigerant Service Ports PRE-START-UPXI. Main Burners CoolingXII. Heating XV. Operating Sequence XIII. Safety ReliefThermostat Input Economizer Function 581B Unit Operation Perfect Humidity Normal Design Cooling OperationVII. LOSS-OF-CHARGE Switch Service CleaningIV. ECONOMI$ER IV Adjustment VI. HIGH-PRESSURE SwitchUnit 581B To Use Cooling Charging Chart, Standard UnitLow Charge Cooling Perfect Humidity System ChargingCooling Charging Chart, Standard 581B036 Condenser FAN Must be Operating XI. COMBUSTION-AIR Blower XII. Limit SwitchXV. Replacement Parts Flue GAS PassagewaysMedium High Heat Units LOW Heat UnitsComp CAPOLR CLOLED OFF Troubleshooting Unit TroubleshootingLED Error Code Service Analysis Symptom Cause RemedyProblem Cause Remedy Heating Service AnalysisProblem Cause Remedy Cooling Service AnalysisII. ECONOMI$ER IV Troubleshooting Demand Control Enthalpy EconoMi$er IV Troubleshooting CompletionEconoMi$er IV Input/Output Logic Inputs OutputsIndex Page III. START-UP Electrical START-UP ChecklistTemperatures Preliminary Information
Related manuals
Manual 40 pages 47.12 Kb Manual 64 pages 44.36 Kb

581B specifications

The Bryant 581B is an innovative and highly efficient gas furnace that stands out in the HVAC market for its remarkable performance, reliability, and advanced features. Designed to provide optimal heating comfort, the Bryant 581B is perfect for homeowners seeking both quality and energy efficiency.

One of the main features of the Bryant 581B is its impressive Annual Fuel Utilization Efficiency (AFUE) rating. With an AFUE rating of up to 80%, this gas furnace maximizes energy usage, ensuring that a significant portion of the fuel is converted into heat for your home. This efficiency not only translates into lower energy bills but also reduces the carbon footprint, making it an environmentally friendly choice.

The furnace is equipped with a multi-speed blower motor that enhances comfort by providing consistent airflow throughout the home. This technology adjusts to different heating demands, ensuring that every room reaches the desired temperature without the discomfort of hot or cold spots. The quiet operation of the blower motor also adds to the overall comfort, creating a peaceful home environment.

Another notable characteristic of the Bryant 581B is its durable construction. It features a robust heat exchanger built from high-quality materials, designed to withstand the rigors of daily use. The compact design of the furnace allows it to fit seamlessly into various spaces, making it an ideal choice for both new installations and replacement projects.

The Bryant 581B also comes with advanced safety features, including a self-diagnostic control board that monitors the system's performance. This feature allows for easy troubleshooting and maintenance, prolonging the life of the furnace. Additionally, the furnace is equipped with an induced draft blower that enhances venting efficiency and safety by ensuring that combustion gases are safely expelled from the home.

For homeowners looking for enhanced control, the Bryant 581B is compatible with a range of smart thermostats, providing the ability to monitor and adjust heating settings remotely. This integration with smart technology ensures that homeowners can maintain their desired comfort levels while maximizing efficiency.

In conclusion, the Bryant 581B gas furnace is a top-tier option that combines efficiency, durability, and modern technology. With its high AFUE rating, multi-speed blower, and advanced safety features, it promises to deliver unparalleled comfort and peace of mind for years to come. Whether for a new build or an upgrade, the Bryant 581B is an investment that pays off in both comfort and savings.
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