Bryant 581C Manual De Usuario

154

PERFORMANCE DATA — 581C

LEGEND

*Motor drive range: 1075 to 1455 rpm. All other rpms require field-

supplied drive.

Refer to page 107 for general Fan Performance Data notes.

NOTES:
1. Boldface indicates field-supplied drive is required.
2. Maximum continuous bhp is 2.40.

FAN PERFORMANCE — VERTICAL DISCHARGE UNITS (cont)

LEGEND

*Motor drive range: 770 to 1185 rpm. All other rpms require field-

supplied drive.

Refer to page 107 for general Fan Performance Data notes.

NOTES:
1. Boldface indicates field-supplied drive is required.
2. Maximum continuous bhp is 1.20.

581C036 (3 TONS) — HIGH-STATIC MOTOR (BELT DRIVE)* (cont)

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

900

1016

0.51

505

1080

0.57

572

1139

0.64

637

1195

0.71

702

1249

0.77

765

1000

1041

0.59

587

1104

0.67

662

1163

0.74

737

1219

0.81

811

1272

0.89

883

1100

1066

0.68

674

1129

0.76

759

1188

0.85

843

1243

0.93

925

1296

1.01

1007

1200

1093

0.77

767

1155

0.87

861

1213

0.96

955

1268

1.05

1047

1321

1.14

1137

1300

1119

0.87

866

1181

0.98

970

1239

1.08

1073

1294

1.18

1175

1346

1.28

1275

1400

1147

0.98

972

1208

1.09

1086

1265

1.21

1199

1320

1.32

1310

1371

1.43

1419

1500

1175

1.09

1086

1235

1.22

1209

1292

1.34

1332

1346

1.46

1452

1397

1.58

1572

Bhp

— Brake Horsepower

Watts

— Input Watts to Motor

581C048 (4 TONS) — STANDARD 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

1200

666

0.26

257

778

0.37

367

871

0.47

471

952

0.57

572

1025

0.67

670

1300

701

0.31

306

810

0.43

426

901

0.54

540

981

0.65

651

1053

0.76

760

1400

737

0.36

361

842

0.49

491

931

0.62

616

1010

0.74

738

1081

0.86

856

1500

773

0.42

422

875

0.57

564

963

0.70

699

1040

0.84

831

1110

0.96

960

1600

810

0.49

491

909

0.65

643

994

0.79

790

1070

0.94

932

1140

1.08

1070

1700

847

0.57

567

943

0.73

730

1027

0.89

888

1101

1.05

1040

1170

1.20

1189

1800

885

0.66

652

978

0.83

826

1060

1.00

994

1133

1.16

1157

—

1900

923

0.75

745

1014

0.94

930

1093

1.11

1109

—

2000

962

0.85

847

1049

1.05

1043

—

581C048 (4 TONS) — STANDARD MOTOR (BELT DRIVE)* (cont)

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

1200

1093

0.77

767

1155

0.87

861

1213

0.96

955

1268

1.05

1047

1321

1.14

1137

1300

1119

0.87

866

1181

0.98

970

1239

1.08

1073

1294

1.18

1175

—

1400

1147

0.98

972

1208

1.09

1086

—

1500

1175

1.09

1086

—

1600

—

1700

—

1800

—

1900

—

2000

—

Bhp

— Brake Horsepower

Watts

— Input Watts to Motor

581C048 (4 TONS) — HIGH-STATIC 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

1200

666

0.26

257

778

0.37

367

871

0.47

471

952

0.57

572

1025

0.67

670

1300

701

0.31

306

810

0.43

426

901

0.54

540

981

0.65

651

1053

0.76

760

1400

737

0.36

361

842

0.49

491

931

0.62

616

1010

0.74

738

1081

0.86

856

1500

773

0.42

422

875

0.57

564

963

0.70

699

1040

0.84

831

1110

0.96

960

1600

810

0.49

491

909

0.65

643

994

0.79

790

1070

0.94

932

1140

1.08

1070

1700

847

0.57

567

943

0.73

730

1027

0.89

888

1101

1.05

1040

1170

1.20

1189

1800

885

0.66

652

978

0.83

826

1060

1.00

994

1133

1.16

1157

1200

1.32

1316

1900

923

0.75

745

1014

0.94

930

1093

1.11

1109

1165

1.29

1283

1231

1.46

1453

2000

962

0.85

847

1049

1.05

1043

1127

1.24

1233

1198

1.42

1417

1263

1.61

1598

1C02

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