Carrier 48PG20-28 Fan Performance 48PGD28 Vertical Supply/Return Units, 10,500, 11,000

Page 25

Table 11 — Fan Performance — 48PGD28 — Vertical Supply/Return Units

AIRFLOW

 

 

 

 

 

 

 

AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)

 

 

 

 

 

 

 

 

0.2

 

 

0.4

 

 

0.6

 

 

0.8

 

 

1.0

(Cfm)

 

 

 

 

 

 

 

 

 

 

 

 

Rpm

 

Bhp

 

Rpm

 

Bhp

 

Rpm

 

Bhp

 

Rpm

 

Bhp

 

Rpm

 

Bhp

6,500

 

750

 

2.28

A

806

 

2.62

A

854

 

2.93

 

898

 

3.25

B

943

 

3.59

7,000

A

797

 

2.78

853

 

3.17

 

899

 

3.50

B

941

 

3.84

982

 

4.18

 

 

 

 

 

 

 

 

7,500

 

845

 

3.34

 

900

 

3.78

B

945

 

4.15

 

985

 

4.51

 

1024

 

4.87

8,000

 

892

 

3.97

B

948

 

4.48

 

991

 

4.88

 

1030

 

5.26

C

1067

 

5.64

8,500

B

939

 

4.68

 

995

 

5.25

 

1038

 

5.69

C

1076

 

6.10

1112

 

6.50

9,000

 

986

 

5.46

 

1042

 

6.10

C

1085

 

6.59

1122

 

7.04

 

1157

 

7.46

9,500

 

1033

 

6.32

C

1090

 

7.04

 

1132

 

7.59

 

1169

 

8.07

 

1203

 

8.52

10,000

C

1079

 

7.26

 

1137

 

8.07

 

1180

 

8.67

D

1216

 

9.19

D

1249

 

9.68

10,500

 

1126

 

8.28

D

1184

 

9.20

D

1227

 

9.86

1263

 

10.43

 

1296

 

10.95

11,000

D

1172

 

9.40

1232

 

10.42

 

1274

 

11.15

 

1310

 

11.76

 

1342

 

12.33

 

 

 

 

 

 

 

 

 

11,500

1219

 

10.61

 

1279

 

11.74

 

1322

 

12.54

 

1357

 

13.21

 

 

 

 

 

 

 

 

 

 

 

 

12,000

 

1265

 

11.91

 

1326

 

13.17

 

 

 

 

 

 

12,500

 

1311

 

13.32

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

AIRFLOW

 

 

 

 

 

 

 

AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)

 

 

 

 

 

 

 

 

1.2

 

 

1.4

 

 

1.6

 

 

1.8

 

 

2.0

(Cfm)

 

 

 

 

 

 

 

 

 

 

 

 

Rpm

 

Bhp

 

Rpm

 

Bhp

 

Rpm

 

Bhp

 

Rpm

 

Bhp

 

Rpm

 

Bhp

6,500

B

988

 

3.97

 

1035

 

4.40

 

1082

 

4.87

C

1130

 

5.39

 

1177

 

5.95

7,000

 

1024

 

4.56

C

1066

 

4.98

C

1109

 

5.43

1153

 

5.94

 

1197

 

6.48

 

 

 

 

 

 

 

 

7,500

C

1063

 

5.25

1101

 

5.66

1141

 

6.10

 

1181

 

6.59

D

1222

 

7.12

 

 

 

 

 

 

 

 

8,000

 

1104

 

6.03

 

1140

 

6.44

 

1176

 

6.88

D

1213

 

7.36

 

1251

 

7.87

8,500

 

1146

 

6.91

 

1180

 

7.33

 

1214

 

7.77

1249

 

8.24

 

1283

 

8.74

 

 

 

 

 

 

 

 

 

 

9,000

 

1190

 

7.89

D

1222

 

8.32

D

1255

 

8.77

 

1287

 

9.24

 

1319

 

9.74

9,500

D

1235

 

8.97

 

1266

 

9.42

 

1296

 

9.88

 

1327

 

10.36

 

1357

 

10.86

10,000

 

1280

 

10.16

 

1310

 

10.63

 

1340

 

11.10

 

1369

 

11.59

 

1398

 

12.09

10,500

 

1326

 

11.45

 

1355

 

11.95

 

1384

 

12.44

 

 

 

 

11,000

 

1372

 

12.86

 

 

 

 

 

 

 

 

11,500

 

 

 

 

 

 

 

 

 

 

12,000

 

 

 

 

 

 

 

 

 

 

12,500

 

 

 

 

 

 

 

 

 

 

LEGEND

Bhp — Brake Horsepower Input to Fan

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.

25

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Contents Installation, Start-Up and Service Instructions Provide Unit Support InstallationRoof Curb Details Shipping Rail Removal Base Unit Dimensions Compressor Physical DataFan Motor and Drive Data Vertical Supply/Return Fan Motor and Drive Data Horizontal Supply/Return Alignment Hole Details Make Unit Duct ConnectionsConcentric Duct Details Install Flue Hood and Inlet HoodCondensate Drain Details Make Electrical ConnectionsField Power Wiring Connections Supply Optional Hacr Size Supply Optional Hacr Size Voltage Breaker Outdoor-Air Hood Details Outdoor-Air Hood Assembled Power Exhaust or Barometric Relief Damper Mounting Details PRE-START-UP Fan Performance 48PGD20 Vertical Supply/Return Units Fan Performance 48PGE20 Vertical Supply/Return Units 8500 940 Fan Performance 48PGF20 Vertical Supply/Return UnitsFan Performance 48PGD24 Vertical Supply/Return Units Fan Performance 48PGE24 Vertical Supply/Return Units 500 940 Fan Performance 48PGF24 Vertical Supply/Return Units10,500 Fan Performance 48PGD28 Vertical Supply/Return Units11,000 1310 11.76 1342 12.33 11,5001327 11.47 11,000 Fan Performance 48PGE28 Vertical Supply/Return Units1304 000 1309 1341 10.09 500Fan Performance 48PGF28 Vertical Supply/Return Units Fan Performance 48PGD20 Horizontal Supply and Return Units Fan Performance 48PGE20 Horizontal Supply and Return Units Fan Performance 48PGF20 Horizontal Supply and Return Units Fan Performance 48PGD24 Horizontal Supply and Return Units Fan Performance 48PGE24 Horizontal Supply and Return Units 1354 1391 000 1381 500 10,000 Fan Performance 48PGF24 Horizontal Supply and Return Units1328 10.37 1358 10.87 10,000 Fan Performance 48PGD28 Horizontal Supply and Return Units1308 1340 10.08 500 Fan Performance 48PGE28 Horizontal Supply and Return UnitsGeneral Notes for FAN Performance Data Tables Fan Performance 48PGF28 Horizontal Supply and Return UnitsEvaporator Fan Motor Specifications Power Exhaust Fan Performance 48PG20-28Operation Air Quantity Limits Evaporator Fan Motor Specifications Fan Rpm at Motor Pulley Settings Accessory/FIOP Static Pressure in. wg* 48PG20-28EconoMi$er IV Sensor Usage EconoMi$er IV Wiring Enthalpy Changeover Set Points Page Operating Sequence CO2 Sensor Standard SettingsSubcooler Operation Service Removing Heat Exchanger Ceramic LubricationEvaporator-Fan Motor Adjustment Belt Tension Adjustment Condenser-Fan Adjustment FigSensor Temperature/Resistance Values Unit Model Number PositionCharging Chart 48PG20 Gas Valve AdjustmentGas Valve Altitude Compensation Protective DevicesTypical Low Voltage Control Schematic Typical Power Schematic Typical Component Arrangement 48PG20,24 Typical Component Arrangement 48PG28 Cooling Service Analysis TroubleshootingBurners Will Not Ignite Gas Heating Service AnalysisIGC Control Heating and Cooling IGC Board LED Alarm Codes EconoMi$er IV TroubleshootingFlash FlashesLED Status Function Copyright 2005 Carrier Corporation Page Unit START-UP Checklist