Carrier SINGLE PACKAGE ROOFTOP UNITS 48PG20-28 User Manual

Page 26

Table 12 — Fan Performance — 48PGE28 — Vertical Supply/Return Units

LEGEND

Boldface indicates field-supplied motor/drive required.

NOTES:
1. Motor drive ranges:

(A) Low Range: 687-873 rpm, 5.75 bhp
(B) Mid-Low Range: 805-1007 rpm, 5.75 bhp
(C) Mid-High Range: 941-1176 rpm, 8.63 bhp
(D) High Range: 1014-1297 rpm, 11.50 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

6,500

775

2.43

825

2.75

871

3.05

915

3.37

959

3.72

7,000

826

2.98

875

3.22

918

3.58

959

3.98

1000

4.34

7,500

878

3.60

925

3.89

966

4.28

1005

4.69

1043

5.05

8,000

929

4.31

975

4.73

1015

5.11

1052

5.48

1088

5.86

8,500

981

5.11

1026

5.56

1064

5.97

1100

6.37

1134

6.76

9,000

1033

6.00

1076

6.49

1114

6.94

1148

7.36

1181

7.77

9,500

1085

6.98

1128

7.53

1164

8.00

1198

8.45

1229

8.89

10,000

1137

8.08

1179

8.66

1214

9.18

1247

9.65

1278

10.12

10,500

1190

9.28

1230

9.91

1265

10.46

1297

10.97

1327

11.47

11,000

1242

10.60

1282

11.28

1316

11.86

1347

12.41

1376

12.93

11,500

1294

12.04

1333

12.76

1367

13.39

—

12,000

1347

13.60

—

12,500

—

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

6,500

1004

4.11

1050

4.55

1098

5.04

1145

5.57

1192

6.14

7,000

1041

4.73

1083

5.15

1126

5.62

1170

6.14

1214

6.70

7,500

1081

5.44

1120

5.86

1159

6.32

1199

6.82

1240

7.36

8,000

1124

6.26

1160

6.68

1196

7.13

1233

7.62

1270

8.15

8,500

1168

7.17

1202

7.60

1235

8.06

1269

8.54

1304

9.05

9,000

1214

8.20

1245

8.64

1277

9.10

1309

9.58

1341

10.09

9,500

1260

9.33

1290

9.79

1320

10.25

1351

10.74

1381

11.25

10,000

1308

10.58

1337

11.05

1365

11.53

1394

12.03

—

10,500

1356

11.95

1384

12.44

—

11,000

—

11,500

—

12,000

—

12,500

—

Bhp — Brake Horsepower Input to Fan