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Roduct, Pecifications, Pcb120 – Goodman Mfg SS-PCB50 User Manual

Page 6: Erformance, Cont

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6

SS-PCB50

P

RODUCT

S

PECIFICATIONS

Motor Sheave - Adjustable Factory Setting

Fan Sheave - Fixed Two Turns Opens

Motor Sheave Turns Open

0

1

2

3

4

5

Fan RPM

3.0 HP Motor

1242

1186

1129

1073

1016

960

Note: Allow ±5% variation in blower RPM due to pulley manufacturing tolerances.

Conversion Factor:
1 CFM = 0.472 L/S
1” W.C. = 2.5 M Bar
1 HP = 0.747 kW

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ERFORMANCE

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CONT

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UPPLY

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ERFORMANCE

- PCB120

CFM

External Static Pressure (INCHES W.C.)

0.2

0.4

0.6

0.8

1.0

1.2

1.4

1.6

RPM

BHP

RPM

BHP

RPM

BHP

RPM

BHP

RPM

BHP

RPM

BHP

RPM

BHP

RPM

BHP

3400

679

0.73

781

0.98

873

1.26

957

1.58

1034

1.91

1105

2.26

1171

2.26

1233

2.99

3600

706

0.83

805

1.10

894

1.39

975

1.71

1051

2.05

1121

2.41

1188

2.78

1249

3.17

3800

733

0.95

829

1.23

916

1.53

995

1.85

1069

2.20

1139

2.57

1204

2.95

1266

3.36

4000

761

1.07

855

1.37

938

1.68

1016

2.01

1088

2.36

1156

2.74

1221

3.14

1282

3.55

4200

790

1.21

880

1.52

961

1.84

1037

2.18

1108

2.54

1175

2.93

1239

3.33

1299

3.75

4400

818

1.36

906

1.68

985

2.01

1059

2.36

1128

2.73

1194

3.13

1257

3.54

1316

3.97

Notes:

Selections in ITALICS require a fi eld drive change. See following table below for drive ranges.
Table includes all internal pressure drops including cabinet losses. See Pressure Drops table that must be considered as part of
external static pressure drop.


F

IGURE

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C

URVE

- PCB 120

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UPPLY

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RIVE

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ATA

- PCB120