Table 6 — Fan Performance — 581A210 Medium Heat Vertical Discharge Units*

AIRFLOW

 

 

 

 

AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)

 

 

 

 

 

0.2

 

 

0.4

 

 

0.6

 

 

0.8

 

 

1.0

 

(Cfm)

 

 

 

 

 

 

 

 

 

 

 

Rpm

Watts

Bhp

Rpm

Watts

Bhp

Rpm

Watts

Bhp

Rpm

Watts

Bhp

Rpm

Watts

Bhp

3500

470

611

0.70

556

791

0.91

630

967

1.11

697

1141

1.31

760

1314

1.51

4000

511

802

0.92

591

1001

1.15

661

1194

1.37

725

1383

1.59

784

1572

1.81

4500

553

1029

1.18

629

1248

1.44

695

1458

1.68

756

1663

1.91

812

1866

2.15

5000

597

1297

1.49

669

1534

1.76

732

1761

2.03

789

1982

2.28

843

2201

2.53

5500

641

1606

1.85

709

1862

2.14

770

2106

2.42

825

2343

2.70

876

2577

2.96

6000

686

1961

2.26

751

2234

2.57

809

2495

2.87

862

2749

3.16

911

2997

3.45

6500

732

2363

2.72

794

2653

3.05

849

2931

3.37

900

3201

3.68

948

3465

3.99

7000

779

2815

3.24

837

3122

3.59

891

3416

3.93

940

3702

4.26

986

3981

4.58

7500

826

3320

3.82

882

3642

4.19

933

3953

4.55

980

4254

4.89

1025

4549

5.23

8000

873

3879

4.46

926

4217

4.85

975

4542

5.22

1021

4860

5.59

1065

5169

5.95

8500

921

4495

5.17

972

4847

5.57

1019

5189

5.97

1063

5521

6.35

1105

5846

6.72

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

AIRFLOW

 

 

 

 

AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)

 

 

 

 

 

1.2

 

 

1.4

 

 

1.6

 

 

1.8

 

 

2.0

 

(Cfm)

 

 

 

 

 

 

 

 

 

 

 

Rpm

Watts

Bhp

Rpm

Watts

Bhp

Rpm

Watts

Bhp

Rpm

Watts

Bhp

Rpm

Watts

Bhp

3500

818

1488

1.71

874

1661

1.91

927

1835

2.11

978

2008

2.31

1026

2182

2.51

4000

840

1760

2.02

893

1948

2.24

943

2136

2.46

992

2324

2.67

1039

2512

2.89

4500

865

2068

2.38

915

2270

2.61

964

2472

2.84

1011

2673

3.07

1056

2876

3.31

5000

893

2417

2.78

942

2632

3.03

988

2848

3.28

1033

3063

3.52

1076

3278

3.77

5500

925

2808

3.23

971

3037

3.49

1016

3266

3.76

1059

3494

4.02

1100

3721

4.28

6000

958

3243

3.73

1003

3486

4.01

1045

3728

4.29

1087

3970

4.57

1127

4210

4.84

6500

993

3725

4.28

1036

3982

4.58

1077

4238

4.87

1117

4492

5.17

1156

4745

5.46

7000

1029

4256

4.90

1071

4528

5.21

1111

4797

5.52

1150

5064

5.82

1187

5330

6.13

7500

1067

4838

5.56

1107

5124

5.89

1146

5407

6.22

1184

5688

6.54

1220

5967

6.86

8000

1106

5474

6.30

1145

5774

6.64

1182

6071

6.98

1219

6365

7.32

1254

6657

7.66

8500

1145

6165

7.09

1183

6479

7.45

1220

6790

7.81

1255

7098

8.16

1290

7403

8.51

LEGEND

Bhp — Brake Horsepower Input to Fan

Watts — Input Watts to Motor

*Motor drive ranges:

Low Range: 647-886 (208/230 and 460-v), 810-1072 (575-v)

High Range: 897-1139 (208/230 and 460-v), 873-1108 (575-v) All other rpms require field-supplied drive.

Refer to page 23 for general Fan Performance Data notes.

NOTE: Maximum continuous bhp is:

Low Range: 4.25 (208/230 and 460-v), 3.45 (575-v)

High Range: 5.75

19

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Bryant operation manual Fan Performance 581A210 Medium Heat Vertical Discharge Units

581A specifications

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