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Bryant 581A/B manual 962, 978, 942, 958, 975, 991, 994, 961, 948, 968

Models: 581A/B

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PERFORMANCE DATA (cont)

FAN PERFORMANCE — VERTICAL DISCHARGE UNITS (cont)

580F120 (10 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

3000

726

0.75

656

793

0.94

822

853

1.14

997

910

1.35

1181

962

1.56

1373

3100

746

0.81

713

811

1.01

883

870

1.21

1062

926

1.42

1250

978

1.65

1447

3200

766

0.88

773

829

1.08

947

887

1.29

1131

942

1.51

1323

993

1.74

1524

3300

786

0.95

836

847

1.16

1016

905

1.37

1204

958

1.60

1400

1008

1.83

1604

3400

806

1.03

904

866

1.24

1088

922

1.46

1280

975

1.69

1481

1024

1.92

1689

3500

826

1.11

975

885

1.33

1163

940

1.55

1360

991

1.78

1565

1040

2.03

1778

3600

846

1.20

1050

904

1.42

1243

958

1.65

1444

1008

1.88

1654

1056

2.13

1870

3700

866

1.29

1129

923

1.51

1327

975

1.75

1532

1025

1.99

1746

1073

2.24

1967

3800

886

1.38

1212

942

1.61

1415

994

1.85

1625

1043

2.10

1843

1089

2.36

2068

3900

907

1.48

1299

961

1.72

1507

1012

1.96

1722

1060

2.21

1944

—

—

—

4000

927

1.58

1391

980

1.83

1603

1030

2.08

1823

1078

2.33

2049

—

—

—

4100

948

1.69

1487

1000

1.94

1704

1049

2.20

1928

—

—

—

—

—

—

4200

968

1.81

1588

1019

2.06

1809

1067

2.32

2038

—

—

—

—

—

—

4300

989

1.93

1694

1039

2.19

1920

—

—

—

—

—

—

—

—

—

4400

1009

2.06

1804

1058

2.32

2034

—

—

—

—

—

—

—

—

—

4500

1030

2.19

1919

—

—

—

—

—

—

—

—

—

—

—

—

4600

1051

2.32

2039

—

—

—

—

—

—

—

—

—

—

—

—

4700

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

4800

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

4900

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

5000

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

 

 

 

 

 

 

 

 

 

 

580F120 (10 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

3000

1012

1.79

1574

1060

2.03

1781

1105

2.28

1997

—

—

—

—

—

—

3100

1027

1.88

1651

1073

2.12

1863

1118

2.37

2081

—

—

—

—

—

—

3200

1041

1.97

1732

1088

2.22

1947

—

—

—

—

—

—

—

—

—

3300

1056

2.07

1817

1102

2.32

2036

—

—

—

—

—

—

—

—

—

3400

1071

2.17

1905

—

—

—

—

—

—

—

—

—

—

—

—

3500

1087

2.28

1998

—

—

—

—

—

—

—

—

—

—

—

—

3600

1102

2.39

2094

—

—

—

—

—

—

—

—

—

—

—

—

3700

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

3800

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

3900

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

4000

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

4100

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

4200

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

4300

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

4400

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

4500

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

4600

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

4700

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

4800

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

4900

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

5000

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

LEGEND

NOTES:

Bhp — Brake Horsepower Input to Fan

1.

Boldface indicates field-supplied drive is required.

2.

Maximum continuous bhp is 2.40.

Watts — Input Watts to Motor

3.

See page 70 for General Fan Performance Notes.

 

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

580F036-151

47

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Page 47
Image 47
Bryant 581A/B manual 962, 978, 942, 958, 975, 991, 994, 961, 948, 968, 580F120 10 Tons Standard Motor Belt DRIVE
Page 46 Page 48

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.