Bryant 580F User Manual

Page 45

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45

Table 26 — Fan Performance 580F120,121 — Horizontal Discharge Units; Standard Motor (Belt Drive)*

LEGEND

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

supplied drive.

NOTES:

1. Boldface indicates field-supplied drive is required.
2. Maximum continuous bhp is 2.40.
3. See page 29 for General Fan Performance Notes.

AIRFLOW

(Cfm)

EXTERNAL STATIC PRESSURE (in. wg)

0.2

0.4

0.6

0.8

1.0

Rpm

Bhp

Watts

Rpm

Bhp

Watts

Rpm

Bhp

Watts

Rpm

Bhp

Watts

Rpm

Bhp

Watts

3000

555

0.72

630

629

0.87

765

696

1.03

904

757

1.19

1048

814

1.36

1198

3100

568

0.78

686

641

0.94

825

706

1.10

968

766

1.27

1115

823

1.45

1269

3200

582

0.85

745

652

1.01

888

717

1.18

1035

776

1.35

1186

832

1.53

1343

3300

595

0.92

808

664

1.09

955

728

1.26

1106

786

1.44

1261

841

1.62

1421

3400

609

1.00

874

677

1.17

1026

739

1.35

1181

797

1.53

1340

851

1.71

1503

3500

623

1.08

945

689

1.25

1100

750

1.43

1259

807

1.62

1422

860

1.81

1589

3600

636

1.16

1019

702

1.34

1179

762

1.53

1341

817

1.72

1508

870

1.91

1679

3700

650

1.25

1097

714

1.44

1261

773

1.63

1428

828

1.82

1598

880

2.02

1772

3800

664

1.34

1179

727

1.54

1347

785

1.73

1518

839

1.93

1693

890

2.13

1870

3900

678

1.44

1266

740

1.64

1438

797

1.84

1613

850

2.04

1791

901

2.25

1973

4000

693

1.55

1356

753

1.75

1533

809

1.95

1712

861

2.16

1894

911

2.37

2080

4100

707

1.65

1451

766

1.86

1632

821

2.07

1816

873

2.28

2002

4200

721

1.77

1551

779

1.98

1736

833

2.19

1924

4300

735

1.89

1656

792

2.10

1845

846

2.32

2037

4400

750

2.01

1764

806

2.23

1958

4500

764

2.14

1879

819

2.37

2077

4600

779

2.28

1998

4700

4800

4900

5000

AIRFLOW

(Cfm)

EXTERNAL STATIC PRESSURE (in. wg)

1.2

1.4

1.6

1.8

2.0

Rpm

Bhp

Watts

Rpm

Bhp

Watts

Rpm

Bhp

Watts

Rpm

Bhp

Watts

Rpm

Bhp

Watts

3000

867

1.54

1353

918

1.72

1513

966

1.91

1680

1012

2.11

1852

1056

2.31

2029

3100

876

1.63

1427

926

1.81

1590

973

2.00

1760

1019

2.20

1934

3200

884

1.71

1504

934

1.90

1671

981

2.10

1843

1026

2.30

2020

3300

893

1.81

1586

942

2.00

1755

988

2.20

1931

1033

2.40

2111

3400

902

1.90

1671

950

2.10

1844

996

2.30

2022

3500

911

2.01

1760

959

2.21

1937

3600

920

2.11

1854

967

2.32

2033

3700

929

2.22

1951

3800

939

2.34

2053

3900

4000

4100

4200

4300

4400

4500

4600

4700

4800

4900

5000

Bhp

Brake Horsepower Input to Fan

Watts — Input Watts to Motor

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