Table 27—Fan Performance 551B 048, 551C 048 — Horizontal Discharge Units; Standard Motor

(Belt Drive)*

AIRFLOW

 

 

 

 

 

EXTERNAL STATIC PRESSURE (in. wg)

 

 

 

 

 

CFM

 

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

643

0.23

233

762

0.35

344

860

0.46

459

 

944

0.58

579

1020

0.71

705

1300

674

0.28

276

791

0.40

395

887

0.52

517

 

970

0.65

645

1045

0.78

777

1400

706

0.33

324

820

0.45

451

914

0.59

582

 

997

0.72

717

1071

0.86

857

1500

738

0.38

379

849

0.52

515

942

0.66

653

 

1024

0.80

796

1097

0.95

942

1600

771

0.44

440

879

0.59

584

971

0.74

731

 

1051

0.89

881

1124

1.04

1035

1700

804

0.51

507

910

0.66

661

1000

0.82

816

 

1079

0.98

974

1151

1.14

1136

1800

837

0.59

582

941

0.75

745

1029

0.91

909

 

1107

1.08

1075

1900

871

0.67

665

972

0.84

837

1059

1.02

1010

 

1136

1.19

1184

2000

906

0.76

756

1004

0.94

938

1089

1.12

1119

 

 

 

 

 

 

 

 

 

 

 

 

 

AIRFLOW

 

 

 

 

 

EXTERNAL STATIC PRESSURE (in. wg)

 

 

 

 

 

CFM

 

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

1089

0.84

835

1153

0.98

971

1212

1.12

1111

 

1300

1114

0.92

915

1177

1.06

1056

 

1400

1139

1.01

1000

1202

1.15

1149

 

1500

1164

1.10

1093

 

1600

1190

1.20

1193

 

1700

 

1800

 

1900

 

2000

 

NOTES:

 

 

 

 

 

 

 

 

LEGEND

 

 

 

 

 

 

1. Bold cells indicate field-supplied drive is required.

 

 

Bhp — Brake Horsepower

 

 

 

 

2. Maximum continuous bhp is 1.20.

 

 

 

 

Watts — Input Watts to Motor

 

 

 

 

3. See general fan performance notes.

 

 

 

 

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

 

 

 

 

 

 

 

 

drive.

 

 

 

 

 

 

Table 28—Fan Performance 551B 048, 551C 048 — Horizontal Discharge Units; High-Static Motor (Belt Drive)*

AIRFLOW

 

 

 

 

 

EXTERNAL STATIC PRESSURE (in. wg)

 

 

 

 

 

CFM

 

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

643

0.23

233

762

0.35

344

860

0.46

459

 

944

0.58

579

1020

0.71

705

1300

674

0.28

276

791

0.40

395

887

0.52

517

 

970

0.65

645

1045

0.78

777

1400

706

0.33

324

820

0.45

451

914

0.59

582

 

997

0.72

717

1071

0.86

857

1500

738

0.38

379

849

0.52

515

942

0.66

653

 

1024

0.80

796

1097

0.95

942

1600

771

0.44

440

879

0.59

584

971

0.74

731

 

1051

0.89

881

1124

1.04

1035

1700

804

0.51

507

910

0.66

661

1000

0.82

816

 

1079

0.98

974

1151

1.14

1136

1800

837

0.59

582

941

0.75

745

1029

0.91

909

 

1107

1.08

1075

1178

1.25

1244

1900

871

0.67

665

972

0.84

837

1059

1.02

1010

 

1136

1.19

1184

1206

1.37

1361

2000

906

0.76

756

1004

0.94

938

1089

1.12

1119

 

1165

1.31

1301

1234

1.49

1486

 

 

 

 

 

 

 

 

 

 

 

 

AIRFLOW

 

 

 

 

 

EXTERNAL STATIC PRESSURE (in. wg)

 

 

 

 

 

CFM

 

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

1089

0.84

835

1153

0.98

971

1212

1.12

1111

 

1269

1.26

1256

1322

1.41

1404

1300

1114

0.92

915

1177

1.06

1056

1236

1.21

1202

 

1292

1.36

1353

1346

1.52

1508

1400

1139

1.01

1000

1202

1.15

1149

1261

1.31

1301

 

1316

1.47

1457

1369

1.63

1618

1500

1164

1.10

1093

1227

1.25

1248

1285

1.41

1407

 

1341

1.58

1570

1394

1.75

1736

1600

1190

1.20

1193

1252

1.36

1355

1311

1.53

1520

 

1366

1.70

1690

1418

1.87

1863

1700

1217

1.31

1301

1278

1.48

1470

1336

1.65

1642

 

1391

1.83

1818

1443

2.01

1998

1800

1244

1.42

1417

1305

1.60

1593

1362

1.78

1772

 

1416

1.97

1955

1468

2.15

2141

1900

1271

1.55

1541

1331

1.73

1724

1388

1.92

1911

 

1442

2.11

2101

1494

2.31

2294

2000

1298

1.68

1674

1358

1.87

1865

1415

2.07

2059

 

1468

2.27

2256

NOTES:

 

 

 

 

 

 

 

 

LEGEND

 

 

 

 

 

 

1. Bold cells indicate field-supplied drive is required.

 

 

Bhp — Brake Horsepower

 

 

 

 

2. Maximum continuous bhp is 2.40.

 

 

 

 

Watts — Input Watts to Motor

 

 

 

 

3. See general fan performance notes.

 

 

 

 

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

 

 

 

 

 

 

 

 

drive.

 

 

 

 

 

 

551B,C

43

Page 43
Image 43
Bryant 551C Rpm Bhp Watts 1200 643 233 762 344, 1300 674 276, 1400 706 324, 1500 738 379, 1212 1111 1300, 1202 1149 1500

551C, 551B specifications

The Bryant 551B and 551C are two highly efficient air conditioning units designed to provide optimal comfort in residential settings. Known for their reliability and performance, these models are part of Bryant's esteemed line of heating and cooling solutions.

One of the standout features of the Bryant 551B is its two-stage cooling system, which allows for better humidity control and increased comfort. This ensures that homeowners can enjoy consistent temperatures while reducing energy consumption. The unit operates quietly, thanks to its noise-reducing technology, making it an ideal choice for bedrooms and living spaces.

On the other hand, the Bryant 551C builds upon this foundation with its variable-speed compressor. This technology allows the unit to adjust its cooling output according to the specific needs of the home. This results in seamless operation and even greater energy efficiency. Both models also incorporate Bryant's advanced control capabilities, which allow users to monitor and adjust settings remotely via smart devices, adding a layer of convenience and modernity to home climate control.

With an emphasis on durability, both the 551B and 551C feature a galvanized steel cabinet that protects against weather-related damage. The powder coat finish further enhances their resistance to rust and corrosion, ensuring a long lifespan and minimal maintenance.

Another significant characteristic of these units is their excellent Seasonal Energy Efficiency Ratio (SEER) ratings. The 551B boasts a SEER rating of up to 16, while the 551C takes it even further with ratings exceeding 20. This efficiency not only translates to lower energy bills for homeowners but also contributes to a reduced carbon footprint, making these units environmentally friendly options.

Both models are also designed to operate with eco-friendly refrigerants, aligning with modern energy standards and regulations aimed at reducing greenhouse gas emissions.

In summary, the Bryant 551B and 551C are exemplary choices for homeowners looking for reliable, efficient, and high-performing air conditioning solutions. With features such as two-stage and variable-speed compressors, advanced smart technology, and robust construction, these models stand out in the competitive HVAC market. They promise a comfortable indoor environment along with significant energy savings, making them a wise investment for the future.