PERFORMANCE DATA (cont)

FAN PERFORMANCE — VERTICAL DISCHARGE UNITS (cont)

548F090 (71/2 TONS)* — STANDARD MOTOR AND DRIVE AND ALTERNATE DRIVE (BELT DRIVE)

 

 

 

 

 

 

 

Airflow

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

External Static Pressure (in. wg)

 

 

 

 

 

 

 

 

 

 

0.2

 

 

 

 

 

0.4

 

 

 

 

 

 

 

 

0.6

 

 

 

 

 

 

 

 

0.8

 

 

 

 

1.0

 

 

1.2

 

(Cfm)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Rpm

Bhp

Watts

 

Rpm

 

Bhp

 

Watts

Rpm

 

Bhp

 

Watts

 

Rpm

Bhp

Watts

Rpm

Bhp

Watts

Rpm

Bhp

Watts

2250

 

511

0.52

539

 

592

 

0.74

 

708

 

659

 

0.95

 

 

875

 

722

1.19

1072

778

1.43

1275

829

1.68

1491

2300

 

518

0.55

562

 

599

 

0.77

 

731

 

665

 

0.98

 

 

899

 

727

1.22

1097

783

1.47

1310

834

1.72

1526

2400

 

534

0.61

607

 

613

 

0.84

 

787

 

677

 

1.06

 

 

965

 

738

1.30

1165

794

1.55

1378

844

1.81

1604

2500

 

549

0.67

653

 

627

 

0.90

 

835

 

690

 

1.14

 

1031

 

750

1.38

1233

805

1.64

1456

855

1.91

1691

2550

 

557

0.71

684

 

633

 

0.94

 

867

 

697

 

1.18

 

1064

 

756

1.42

1267

811

1.69

1499

861

1.96

1735

2600

 

565

0.74

708

 

639

 

0.97

 

891

 

703

 

1.22

 

1097

 

761

1.46

1301

816

1.74

1543

866

2.01

1779

2700

 

581

0.81

763

 

652

 

1.04

 

948

 

717

 

1.31

 

1173

 

773

1.55

1378

827

1.83

1621

878

2.12

1875

2800

 

597

0.89

827

 

665

 

1.12

 

1014

 

733

 

1.40

 

1250

 

786

1.66

1473

839

1.93

1709

889

2.23

1971

2900

 

613

0.97

891

 

679

 

1.20

 

1081

 

745

 

1.50

 

1335

 

799

1.76

1560

850

2.04

1805

900

2.34

2067

3000

 

629

1.06

965

 

694

 

1.29

 

1156

 

759

 

1.59

 

1413

 

812

1.88

1665

862

2.15

1901

911

2.46

2171

3100

 

646

1.15

1039

 

709

 

1.39

 

1241

 

772

 

1.70

 

1508

 

825

1.99

1761

875

2.28

2015

923

2.58

2275

3200

 

662

1.25

1123

 

724

 

1.50

 

1335

 

785

 

1.80

 

1595

 

840

2.11

1866

887

2.41

2128

934

2.71

2386

3300

 

679

1.35

1207

 

740

 

1.61

 

1430

 

798

 

1.91

 

1691

 

854

2.24

1980

900

2.54

2240

946

2.85

2504

3400

 

696

1.46

1301

 

756

 

1.73

 

1534

 

811

 

2.02

 

1788

 

868

2.37

2093

914

2.69

2369

959

3.00

2629

3500

 

712

1.57

1396

 

771

 

1.85

 

1639

 

824

 

2.14

 

1892

 

881

2.50

2206

928

2.84

2495

971

3.16

2759

3600

 

729

1.69

1499

 

787

 

1.98

 

1753

 

839

 

2.21

 

2006

 

894

2.64

2326

942

2.99

2620

984

3.22

2886

3700

 

746

1.85

1613

 

803

 

2.12

 

1875

 

854

 

2.42

 

2136

 

907

2.78

2445

956

3.15

2751

997

3.49

3017

3750

 

755

1.89

1674

 

811

 

2.20

 

1945

 

862

 

2.49

 

2197

 

914

2.85

2504

963

3.23

2815

—

—

—

 

 

 

 

 

 

 

 

 

 

548F090 (71/2 TONS)* — STANDARD MOTOR AND DRIVE AND ALTERNATE DRIVE (BELT DRIVE) (cont)

 

 

 

 

 

 

Airflow

 

 

 

 

 

 

 

External Static Pressure (in. wg)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1.4

 

 

 

 

 

1.6

 

 

 

 

 

 

 

1.8

 

 

 

 

 

 

 

 

 

2.0

 

 

 

 

 

 

 

 

(Cfm)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Rpm

Bhp

 

Watts

Rpm

 

Bhp

 

Watts

 

Rpm

Bhp

 

Watts

Rpm

Bhp

Watts

 

 

 

 

 

 

2250

 

884

1.97

 

1744

 

937

 

2.33

 

2058

 

947

2.66

 

2343

 

1022

 

3.10

2710

 

 

 

 

 

 

2300

 

885

2.00

 

1770

 

939

 

2.36

 

2084

 

979

2.69

 

2369

 

1025

 

3.12

2727

 

 

 

 

 

 

2400

 

892

2.08

 

1840

 

944

 

2.40

 

2119

 

987

2.76

 

2428

 

1039

 

3.20

2791

 

 

 

 

 

 

2500

 

902

2.18

 

1927

 

949

 

2.48

 

2188

 

1002

2.84

 

2495

 

1041

 

3.25

2831

 

 

 

 

 

 

2550

 

908

2.24

 

1980

 

953

 

2.53

 

2232

 

1003

2.87

 

2521

 

1045

 

3.28

2854

 

 

 

 

 

 

2600

 

913

2.29

 

2023

 

957

 

2.58

 

2275

 

1004

2.91

 

2554

 

1050

 

3.31

2878

 

 

 

 

 

 

2700

 

924

2.40

 

2120

 

967

 

2.70

 

2377

 

1010

3.01

 

2637

 

1056

 

3.37

2925

 

 

 

 

 

 

2800

 

935

2.52

 

2223

 

978

 

2.62

 

2479

 

1019

3.13

 

2735

 

1061

 

3.47

3002

 

 

 

 

 

 

2900

 

946

2.65

 

2335

 

989

 

2.96

 

2595

 

1030

3.27

 

2847

 

 

—

 

—

 

—

 

 

 

 

 

 

3000

 

957

2.78

 

2445

 

1000

 

3.09

 

2702

 

1040

3.41

 

2956

 

 

—

 

—

 

—

 

 

 

 

 

 

3100

 

968

2.91

 

2554

 

1011

 

3.24

 

2832

 

—

 

—

 

 

—

 

 

 

—

 

—

 

—

 

 

 

 

 

 

3200

 

980

3.04

 

2661

 

1022

 

3.38

 

2933

 

—

 

—

 

 

—

 

 

 

—

 

—

 

—

 

 

 

 

 

 

3300

 

991

3.18

 

2775

 

—

 

—

 

—

 

—

 

—

 

 

—

 

 

 

—

 

—

 

—

 

 

 

 

 

 

3400

 

1003

3.32

 

2886

 

—

 

—

 

—

 

—

 

—

 

 

—

 

 

 

—

 

—

 

—

 

 

 

 

 

 

3500

 

1014

3.48

 

3009

 

—

 

—

 

—

 

—

 

—

 

 

—

 

 

 

—

 

—

 

—

 

 

 

 

 

 

3600

 

—

—

 

—

—

 

—

 

—

 

—

 

—

 

 

—

 

 

 

—

 

—

 

—

 

 

 

 

 

 

3700

 

—

—

 

—

—

 

—

 

—

 

—

 

—

 

 

—

 

 

 

—

 

—

 

—

 

 

 

 

 

 

3750

 

—

—

 

—

—

 

—

 

—

 

—

 

—

 

 

—

 

 

 

—

 

—

 

—

 

 

 

 

 

 

 

 

 

LEGEND

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

NOTES:

 

 

 

 

 

 

 

 

 

 

 

 

Bhp

— Brake Horsepower Input to Fan

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1. Boldface indicates field-supplied drive is required.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2.

 

 

 

 

 

indicates field-supplied motor and drive are required.

Watts

— Input Watts to Motor

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

*Standard motor drive range: 590 to 840 rpm. Alternate motor drive

 

3.

 

Maximum usable watts input is 2120 and maximum continuous

 

 

 

 

 

bhp is 2.40.

 

 

 

 

 

 

 

 

 

range: 685 to 935 rpm. All other rpms require field-supplied drive.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Refer to page 51 for general Fan Performance notes.

548F036-120

37

Page 36 Page 38
Page 37
Image 37
Bryant 548F Rpm Bhp Watts, 511 539, 518 562, 534 607, 549 653, 557 684, 565 708, 581 763, 3200, 3500, 3700, 3750, 937 2058
Page 36 Page 38

549B, 548F, 542J specifications

Bryant 542J is a high-efficiency gas furnace that stands out for its reliability and advanced heating technologies. Designed to deliver consistent warmth and comfort in residential settings, it combines innovative engineering with energy-efficient features.

One of the key characteristics of the Bryant 542J is its two-stage heating capability. This means that the furnace can adjust its heat output according to the heating demands of your home. During milder weather, it operates at a lower stage, consuming less energy while still maintaining a comfortable environment. When the temperatures drop, the furnace shifts to its higher capacity, providing the necessary warmth efficiently. This not only enhances comfort but also contributes to lower energy bills.

In addition to its two-stage operation, the Bryant 542J also incorporates a variable-speed blower motor. This technology allows the furnace to adjust the airflow depending on the heating requirements, ensuring an even distribution of warm air throughout the home. The variable-speed blower also operates more quietly than conventional fixed-speed motors, creating a serene indoor environment.

Energy efficiency is a hallmark of the Bryant 542J, boasting an Annual Fuel Utilization Efficiency (AFUE) rating of up to 96.5%. This impressive rating means that a significant portion of the energy consumed is effectively converted into usable heat, resulting in substantial savings on heating costs over time. Furthermore, the furnace is equipped with a sealed combustion system that draws air from outside the home, minimizing energy waste and improving indoor air quality.

Diagnostic features are another highlight of the Bryant 542J, which come equipped with SmartEvap technology. This allows the unit to self-diagnose potential issues, providing homeowners with peace of mind and simplifying maintenance procedures.

Durability is also a key feature of the Bryant 542J. It is constructed with high-quality materials designed to withstand harsh winter conditions, ensuring a long lifespan and reliable performance. Its compact design also allows for flexible installation, making it suitable for various residential layouts.

In summary, the Bryant 542J is more than just a gas furnace; it is a sophisticated heating solution that combines efficiency, comfort, and reliability. With features such as two-stage heating, a variable-speed blower, high AFUE ratings, and advanced diagnostics, it is an excellent choice for homeowners seeking an efficient and effective heating system.
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