Carrier SINGLE PACKAGE ROOFTOP UNITS 48PG20-28 User Manual

Page 30

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Table 16 — Fan Performance — 48PGF20 — Horizontal Supply and Return Units

LEGEND

Boldface indicates field-supplied motor/drive required.

NOTES:
1. Motor drive ranges:

(E) Low Range: Not Used
(F) Mid-Low Range: 896-1227 rpm, 4.26 bhp (208/230 and 460-v), 873-1108 rpm, 5.75 bhp (575-v)
(G) Mid-High Range: 1113-1414 rpm, 5.75 bhp
(H) High Range: 1096-1339 rpm, 8.63 bhp
All other rpms require field-supplied motor or drive.

2. See page 36 for general fan performance notes.

AIRFLOW

(Cfm)

AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)

0.2

0.4

0.6

0.8

1.0

Rpm

Bhp

Rpm

Bhp

Rpm

Bhp

Rpm

Bhp

Rpm

Bhp

5000

875

2.74

931

3.04

984

3.34

1035

3.33

1083

3.69

5500

952

3.38

1003

3.32

1053

3.70

1100

4.09

1145

4.49

6000

1029

3.74

1077

4.15

1123

4.56

1167

4.98

1210

5.41

6500

1106

4.67

1151

5.11

1194

5.56

1236

6.01

1276

6.47

7000

1184

5.75

1226

6.23

1266

6.71

1306

7.19

1344

7.68

7500

1262

7.00

1302

7.50

1340

8.01

1377

8.53

8000

1341

8.41

1378

8.95

8500

9000

AIRFLOW

(Cfm)

AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)

1.2

1.4

1.6

1.8

2.0

Rpm

Bhp

Rpm

Bhp

Rpm

Bhp

Rpm

Bhp

Rpm

Bhp

5000

1130

4.07

1174

4.45

1218

4.84

1259

5.23

1300

5.63

5500

1189

4.90

1232

5.31

1273

5.72

1313

6.15

1352

6.58

6000

1251

5.85

1292

6.29

1331

6.74

1369

7.19

6500

1315

6.94

1354

7.41

1391

7.89

7000

1381

8.18

7500

8000

8500

9000

Bhp

Brake Horsepower Input to Fan

F

F

F

F

F

G

G

G

G

G

H

H

H

H

H

H

H

H

H

G

G

G

G

G

F

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