39 performance data (cont), Fan performance — vertical discharge units (cont) – Bryant 581A/B User Manual

Page 39

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39

PERFORMANCE DATA (cont)

FAN PERFORMANCE — VERTICAL DISCHARGE UNITS (cont)

LEGEND

See page 70 for general fan performance notes.

LEGEND

*Motor drive range: 900 to 1300 rpm. All other rpms require a field-supplied drive.

NOTES:

1. Boldface indicates field-supplied drive is required.
2. Maximum continuous bhp is 1.30.
3. See page 70 for general fan performance notes.

580F060 (5 TONS) — STANDARD MOTOR (DIRECT DRIVE)

Airflow

(Cfm)

Low Speed

Medium Speed

High Speed

208 V

230,460,575 V

208 V

230,460,575 V

208 V

230,460,575 V

ESP

Bhp

Watts

ESP

Bhp

Watts

ESP

Bhp

Watts

ESP

Bhp

Watts

ESP

Bhp

Watts

ESP

Bhp

Watts

1500

0.69

0.67

750

1.01

0.71

791

1.00

0.70

782

1.20

0.76

845

1.22

0.79

875

1.28

0.85

949

1600

0.49

0.70

780

0.85

0.74

824

0.85

0.74

821

1.06

0.79

883

1.09

0.82

913

1.17

0.89

988

1700

0.29

0.73

810

0.70

0.77

857

0.70

0.77

861

0.93

0.83

921

0.97

0.85

950

1.06

0.92

1027

1800

0.09

0.75

839

0.54

0.80

891

0.55

0.81

900

0.80

0.86

959

0.84

0.89

988

0.95

0.96

1066

1900

0.39

0.83

924

0.40

0.84

940

0.67

0.90

997

0.72

0.92

1025

0.84

0.99

1105

2000

0.23

0.86

957

0.25

0.88

979

0.54

0.93

1035

0.59

0.95

1063

0.73

1.03

1144

2100

0.08

0.89

990

0.10

0.91

1018

0.41

0.96

1073

0.46

0.99

1101

0.62

1.06

1183

2200

0.28

1.00

1111

0.34

1.02

1138

0.51

1.10

1222

2300

0.15

1.03

1149

0.21

1.06

1176

0.40

1.13

1261

2400

0.02

1.07

1187

0.09

1.09

1213

0.29

1.17

1300

2500

0.18

1.20

1340

Bhp

Brake Horsepower Input to Fan

ESP

External Static Pressure (in. wg)

580F060 (5 TONS) — SINGLE-PHASE, ALTERNATE MOTOR (BELT DRIVE)*

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

1500

802

0.42

370

912

0.55

489

1006

0.70

624

1088

0.87

773

1163

1.05

935

1600

840

0.49

432

947

0.63

557

1038

0.78

696

1119

0.95

848

1193

1.14

1013

1700

878

0.57

502

982

0.71

632

1071

0.87

776

1151

1.05

932

1224

1.24

1100

1800

917

0.65

581

1017

0.81

716

1105

0.97

864

1183

1.15

1024

1900

956

0.75

668

1053

0.91

808

1139

1.08

961

1216

1.27

1126

2000

995

0.86

764

1090

1.02

910

1173

1.20

1067

2100

1035

0.98

869

1127

1.15

1021

2200

1075

1.11

984

1164

1.29

1141

2300

1115

1.25

1110

2400

2500

580F060 (5 TONS) — SINGLE-PHASE, ALTERNATE MOTOR (BELT DRIVE)* (cont)

Airflow

(Cfm)
(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

1500

1232

1.25

1109

1600

1700

1800

1900

2000

2100

2200

2300

2400

2500

Bhp

Brake Horsepower Input to Fan

Watts

Input Watts to Motor

58
0

F

03
6-

15
1

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