Bryant 581A/B 1783, 1912, 2047, 2189, 2338, 2415, 865 1914 916, 869 1957 920, 879 2046 929, 3385

Models: 581A/B

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580F036-151

PERFORMANCE DATA (cont)

FAN PERFORMANCE — HORIZONTAL DISCHARGE UNITS (cont)

580F103 (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

550

0.69

647

625

0.92

860

692

1.17

1095

754

1.45

1349

811

1.74

1623

2600

558

0.73

677

632

0.96

894

698

1.21

1131

759

1.49

1388

816

1.78

1664

2700

574

0.80

742

645

1.03

964

710

1.29

1207

770

1.58

1469

826

1.88

1749

2800

589

0.87

811

659

1.11

1039

723

1.38

1287

782

1.67

1554

837

1.97

1839

2900

605

0.95

885

673

1.20

1119

736

1.47

1372

794

1.76

1644

848

2.07

1933

3000

621

1.03

963

688

1.29

1204

749

1.57

1463

806

1.87

1740

859

2.18

2033

3100

637

1.12

1046

702

1.39

1293

762

1.67

1558

818

1.97

1840

871

2.29

2139

3200

654

1.22

1135

717

1.49

1388

776

1.78

1658

831

2.09

1946

882

2.41

2249

3300

670

1.32

1228

732

1.60

1488

789

1.89

1764

843

2.21

2057

894

2.54

2365

3400

686

1.42

1328

747

1.71

1593

803

2.01

1876

856

2.33

2174

907

2.67

2488

3500

703

1.54

1433

762

1.83

1705

817

2.14

1993

870

2.46

2297

919

2.81

2616

3600

720

1.66

1543

777

1.95

1822

832

2.27

2116

883

2.60

2425

932

2.95

2750

3700

736

1.78

1660

793

2.09

1944

846

2.41

2245

896

2.75

2560

944

3.10

2889

3750

745

1.85

1721

801

2.15

2008

853

2.48

2312

903

2.82

2630

951

3.18

2962

3800

753

1.91

1783

808

2.22

2074

861

2.55

2380

910

2.90

2701

957

3.26

3036

3900

770

2.05

1912

824

2.37

2209

875

2.70

2522

924

3.05

2848

970

3.42

3189

4000

787

2.20

2047

840

2.52

2351

890

2.86

2669

938

3.22

3002

984

3.59

3348

4100

804

2.35

2189

856

2.68

2499

905

3.03

2824

952

3.39

3162

4200

821

2.51

2338

872

2.85

2655

920

3.20

2986

967

3.57

3331

4250

829

2.59

2415

880

2.93

2735

928

3.29

3069

974

3.66

3417

 

 

 

 

 

 

 

 

 

 

580F103 (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

865

2.05

1914

916

2.38

2223

964

2.73

2547

1010

3.10

2888

1054

3.48

3243

2600

869

2.10

1957

920

2.43

2267

968

2.78

2593

1014

3.15

2935

1058

3.53

3292

2700

879

2.19

2046

929

2.53

2360

976

2.88

2689

1022

3.25

3035

1066

3.64

3395

2800

889

2.29

2140

938

2.64

2458

985

2.99

2791

1030

3.37

3140

2900

899

2.40

2239

948

2.75

2561

994

3.11

2898

1039

3.49

3250

3000

910

2.51

2343

958

2.86

2670

1004

3.23

3011

1048

3.61

3366

3100

921

2.63

2453

968

2.98

2783

1013

3.35

3128

3200

932

2.75

2569

978

3.11

2903

1023

3.49

3252

3300

943

2.88

2690

989

3.25

3029

1033

3.63

3382

3400

954

3.02

2816

1000

3.39

3159

3500

966

3.16

2950

1011

3.54

3297

3600

978

3.31

3088

1022

3.69

3442

3700

990

3.47

3233

3750

996

3.55

3308

3800

1002

3.63

3385

3900

4000

4100

4200

4250

LEGEND

NOTES:

Bhp — Brake Horsepower Input to Fan

1.

Boldface indicates field-supplied drive is required.

2.

Maximum continuous bhp is 3.70.

Watts — Input Watts to Motor

3.

See page 70 for General Fan Performance Notes.

 

*Motor drive range: 860 to 1080 rpm. All other rpms require field-supplied drive.

64

Page 64
Image 64
Bryant 581A/B 1783, 1912, 2047, 2189, 2338, 2415, 865 1914 916, 869 1957 920, 879 2046 929, 889 2140 938, 899 2239 948

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.