548F036-120

PERFORMANCE DATA (cont)

FAN PERFORMANCE — VERTICAL DISCHARGE UNITS (cont)

548F102 (81/2 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

2550

 

559

0.72

692

634

 

0.97

891

700

1.21

 

1089

759

1.48

1318

814

1.74

1543

2600

 

567

0.76

716

641

 

1.00

916

706

1.25

 

1123

764

1.52

1353

819

1.79

1587

2700

 

582

0.83

779

655

 

1.08

981

719

1.34

 

1199

776

1.61

1430

831

1.89

1674

2800

 

598

0.90

835

670

 

1.17

1056

732

1.43

 

1275

789

1.71

1517

842

2.00

1770

2900

 

614

0.98

899

684

 

1.25

1123

745

1.53

 

1361

802

1.81

1604

854

2.11

1866

3000

 

630

1.07

973

690

 

1.35

1207

759

1.63

 

1147

816

1.92

1700

866

2.23

1971

3100

 

646

1.16

1047

714

 

1.45

1292

773

1.74

 

1543

828

2.04

1805

878

2.35

2076

3200

 

662

1.26

1131

729

 

1.55

1378

787

1.86

 

1648

841

2.16

1910

891

2.48

2188

3300

 

679

1.36

1216

744

 

1.66

1473

801

1.98

 

1753

854

2.29

2023

904

2.61

2300

3400

 

695

1.47

1310

759

 

1.78

1578

816

2.10

 

1958

867

2.42

2136

917

2.75

2420

3500

 

712

1.59

1413

774

 

1.90

1683

830

2.23

 

1971

881

2.56

2257

930

2.90

2546

3600

 

729

1.71

1517

790

 

2.03

1796

845

2.37

 

2093

895

2.71

2386

943

3.05

2670

3700

 

745

1.84

1630

805

 

2.17

1919

860

2.52

 

2223

909

2.87

2521

956

3.22

2807

3750

 

754

1.91

1691

813

 

2.24

1980

868

2.59

 

2283

917

2.95

2587

963

3.30

2870

3800

 

762

1.98

1753

821

 

2.31

2041

875

2.66

 

2343

924

3.03

2653

970

3.38

2933

3900

 

779

2.12

1875

836

 

2.46

2171

890

2.82

 

2479

938

3.19

2783

981

3.65

3209

4000

 

796

2.27

2006

852

 

2.61

2300

905

2.98

 

2612

953

3.37

2925

996

3.85

3390

4100

 

813

2.42

2136

868

 

2.78

2445

920

3.15

 

2751

974

3.74

3294

—

—

—

4200

 

830

2.59

2283

884

 

2.95

2587

935

3.33

 

2894

990

3.96

3482

—

—

—

4250

 

839

2.68

2360

890

 

3.04

2661

965

3.88

 

3412

—

—

—

—

—

—

 

 

 

 

 

 

 

 

 

 

 

548F102 (81/2 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

2550

 

864

2.01

1779

915

 

2.34

2067

968

2.81

 

2479

991

3.02

2654

1012

3.21

2827

2600

 

869

2.06

1823

918

 

2.37

2093

973

2.81

 

2487

996

3.02

2654

1017

3.21

2827

2700

 

880

2.17

1919

927

 

2.47

2180

976

2.84

 

2495

999

3.05

2682

1021

3.25

2857

2800

 

892

2.29

2023

938

 

2.58

2275

983

2.92

 

2562

1006

3.13

2758

1028

3.34

2938

2900

 

903

2.42

2136

949

 

2.71

2386

993

3.03

 

2653

1017

3.25

2862

1038

3.46

3048

3000

 

915

2.54

2240

961

 

2.85

2504

1003

3.17

 

2767

1027

3.40

2994

1049

3.62

3189

3100

 

926

2.67

2352

972

 

3.00

2629

1016

3.32

 

2886

1040

3.56

3136

1062

3.80

3340

3200

 

938

2.81

2470

983

 

3.14

2743

1026

3.47

 

3002

1050

3.72

3277

1073

3.97

3491

3300

 

950

2.95

2587

995

 

3.30

2870

1022

3.58

 

3146

1046

3.84

3377

1069

4.09

3597

3400

 

963

3.10

2710

1007

 

3.45

2987

1034

3.74

 

3289

1059

4.01

3530

—

—

—

3500

 

976

3.25

2831

1007

 

3.56

3137

1034

3.85

 

3399

1058

4.15

3648

—

—

—

3600

 

988

3.41

2956

1019

 

3.74

3292

1047

4.05

 

3566

—

—

—

—

—

—

3700

 

992

3.59

3161

1023

 

3.94

3467

—

—

 

—

—

—

—

—

—

—

3750

 

999

3.68

3240

1030

 

4.04

3554

—

—

 

—

—

—

—

—

—

—

3800

 

1006

3.77

3318

1038

 

4.14

3640

—

—

 

—

—

—

—

—

—

—

3900

 

1017

4.07

3580

—

 

—

—

—

—

 

—

—

—

—

—

—

—

4000

 

—

—

—

—

 

—

—

—

—

 

—

—

—

—

—

—

—

4100

 

—

—

—

—

 

—

—

—

—

 

—

—

—

—

—

—

—

4200

 

—

—

—

—

 

—

—

—

—

 

—

—

—

—

—

—

—

4250

 

—

—

—

—

 

—

—

—

—

 

—

—

—

—

—

—

—

 

 

 

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

 

 

 

 

 

 

 

*Motor

drive

range:

860 to

1080 rpm. All other

rpms

require

field-

3.

Maximum continuous bhp is 3.7 and the maximum continuous

 

watts are 3313.

 

 

 

 

 

supplied drive.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Refer to page 51 for general Fan Performance notes.

40

Page 39 Page 41
Page 40
Image 40
Bryant 542J, 549B manual 548F102 81/2 Tons HIGH-STATIC Motor Belt Drive
Page 39 Page 41

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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