PHYSICAL DATA — 581B036-072

UNIT SIZE 581B

 

036

 

 

048

 

 

060

 

 

072

 

 

 

NOMINAL CAPACITY

 

3

 

 

4

 

 

5

 

 

6

 

 

 

 

OPERATING WEIGHT (lb)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Unit

 

530

 

 

540

 

 

560

 

 

635

 

 

 

With EconoMi$er IV

 

580

 

 

590

 

 

610

 

 

685

 

 

 

With EconoMi$er2

 

576

 

 

586

 

 

606

 

 

681

 

 

 

With Perfect Humidity™ Dehumidification Package

 

548

 

 

558

 

 

578

 

 

653

 

 

 

Vertical Power Exhaust

 

50

 

 

50

 

 

50

 

 

50

 

 

 

Horizontal Power Exhaust

 

30

 

 

30

 

 

30

 

 

30

 

 

 

Roof Curb

 

115

 

 

115

 

 

115

 

 

115

 

 

 

COMPRESSOR

 

 

 

 

 

 

 

 

 

Scroll

 

 

 

 

 

Quantity

 

1

 

 

1

 

 

1

 

 

1

 

 

 

 

Oil (oz)

 

42

 

 

53

 

 

50

 

 

60

 

 

 

REFRIGERANT TYPE

 

 

 

 

 

 

 

 

 

R-22

 

 

 

 

 

Operating Charge (lb-oz)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Standard Unit

 

5-8

 

 

10-2

 

 

10- 0

 

 

12-8

 

 

 

 

 

 

 

 

 

 

Unit With Perfect Humidity Dehumidification Package

9-0

 

 

15-8

 

 

17-0

 

 

21-0

 

 

 

CONDENSER FAN

 

 

 

 

 

 

 

Propeller

 

 

 

581B036

 

CONDENSER COIL

 

1...22

3/8-

in. OD Enhanced Copper

 

Tubes, Aluminum Lanced Fins

1...22

 

 

Quantity...Diameter (in.)

 

 

1...22

 

 

1...22

 

 

 

 

 

Nominal Cfm

 

3500

 

3500

 

 

4100

 

 

4100

 

 

 

Motor Hp...Rpm

 

1/ ...825

 

1/ ...825

 

 

1/ ...1100

 

 

1/ ...1100

 

 

 

Watts Input (Total)

 

4

 

 

4

 

 

 

4

 

 

4

 

 

 

 

 

180

 

180

 

 

320

 

 

320

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

-150

 

Standard Unit

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Rows...Fins/in.

 

1...17

 

 

2...17

 

 

2...17

 

 

2...17

 

 

Total Face Area (sq ft)

 

14.6

 

 

16.5

 

 

16.5

 

 

16.5

 

 

Unit with Perfect Humidity Dehumidification Package

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Rows...Fins/in.

 

1...17

 

 

1...17

 

 

1...17

 

 

1...17

 

 

 

Total Face Area (sq ft)

 

3.9

 

 

3.9

 

 

3.9

 

 

3.9

 

 

 

 

 

 

 

 

 

 

 

 

 

EVAPORATOR COIL

 

3/ -in. OD Enhanced Copper Tubes, Aluminum Double-Wavy Fins, Acutrol™ Metering Device

 

 

 

 

 

8

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Rows...Fins/in.

 

2...15

 

 

2...15

 

 

4...15

 

 

4...15

 

 

 

Total Face Area (sq ft)

 

5.5

 

 

5.5

 

 

5.5

 

 

5.5

 

 

 

EVAPORATOR FAN

 

 

 

 

 

 

Centrifugal Type, Belt Drive

 

 

 

 

 

Quantity...Size (in.)

 

1...10 x 10

 

 

1...10 x 10

 

 

1...10 x 10

 

 

1...10 x 10

 

 

 

Nominal Cfm

 

1200

 

 

1600

 

 

2000

 

 

2400

 

 

 

Maximum Continuous Bhp

Std

1.20

 

 

1.20

 

 

1.30/2.40*

 

 

2.40

 

 

 

 

Hi-Static

2.40

 

 

2.40

 

 

2.90

 

 

2.90

 

 

 

Motor Frame Size

Std

48

 

 

48

 

 

48/56*

 

 

56

 

 

 

 

Hi-Static

56

 

 

56

 

 

56

 

 

56

 

 

 

Fan Rpm Range

Std

680-1044

 

 

770-1185

 

 

1035-1460

 

 

1119-1585

 

 

 

Motor Bearing Type

Hi-Static

1075-1455

 

 

1075-1455

 

 

1300-1685

 

 

1300-1685

 

 

 

 

Ball

 

 

Ball

 

 

Ball

 

 

Ball

 

 

 

Maximum Fan Rpm

 

2100

 

 

2100

 

 

2100

 

 

2100

 

 

 

Motor Pulley Pitch Diameter A/B (in.)

Std

1.9/2.9

 

 

1.9/2.0

 

 

2.4/3.4

 

 

2.4/3.4

 

 

 

 

Hi-Static

2.8/3.8

 

 

2.8/3.8

 

 

3.4/4.4

 

 

3.4/3.4

 

 

 

Nominal Motor Shaft Diameter (in.)

Std

1/

2

 

 

1/

2

 

 

5/

 

 

5/

 

 

 

 

 

Hi-Static

5/

 

 

5/

 

 

8

 

 

8

 

 

 

 

8

 

 

8

 

 

5/

 

 

7/

 

 

 

 

Fan Pulley Pitch Diameter (in.)

Std

 

 

 

 

 

 

8

 

 

8

 

 

 

4.5

 

 

4.0

 

 

4.0

 

 

3.7

 

 

 

 

Hi-Static

4.5

 

 

4.5

 

 

4.5

 

 

4.5

 

 

 

Belt — Type...Length (in.)

Std

1...A...36

 

 

1...A...36

 

 

1....4...40

 

 

1...A...38

 

 

 

Pulley Center Line Distance (in.)

Hi-Static

1...A...39

 

 

1...A...39

 

 

1...A...40

 

 

1...A...40

 

 

 

 

10.0-12.4

 

 

10.0-12.4

 

 

14.7-15.5

 

 

14.7-15.5

 

 

 

Speed Change per Full Turn of

Std

65

 

 

70

 

 

75

 

 

95

 

 

 

Movable Pulley Flange (rpm)

Hi-Static

65

 

 

65

 

 

60

 

 

60

 

 

 

Movable Pulley Maximum Full

Std

5

 

 

5

 

 

6

 

 

5

 

 

 

 

Turns from Closed Position

Hi-Static

6

 

 

6

 

 

5

 

 

5

 

 

 

 

Factory Setting — Full Turns Open

Std

3

 

 

3

 

 

3

 

 

3

 

 

 

 

 

Hi-Static

31/

 

 

31/

 

 

31/

 

 

31/

2

 

 

 

Factory Speed Setting (rpm)

Std

 

2

 

 

 

2

 

 

2

 

 

 

 

 

 

826

 

 

936

 

 

1248

 

 

1305

 

 

 

Fan Shaft Diameter at Pulley (in.)

Hi-Static

1233

 

 

1233

 

 

1396

 

 

1396

 

 

 

 

5/

8

 

 

5/

8

 

 

5/

 

 

5/

 

 

 

 

 

 

 

 

 

 

 

 

8

 

 

8

 

 

 

LEGEND

Bhp — Brake Horsepower

*Single phase/three phase. †Indicates automatic reset.

**60,000 and 72,000 Btuh heat input units have 2 burners. 90,000 and 120,000 Btuh heat input units have 3 burners. 115,000 Btuh heat input units and 150,000 Btuh Heat input units have 3 burners.

††An LP kit is available as an accessory.

California compliant three-phase models.

***California SCAQMD compliant low NOx models have combustion products that are controlled to 40 nanograms per joule or less.

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Bryant 581A/B manual Physical Data 581B036-072, Unit Size 581B, Nominal Capacity

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.