Bryant 551B 1462 2067, 1472 1761 1600, 1495 1858 1700, 1463 1766 1520 1964 1800, 1515 1997 2000

Page 38

551B,C

Table 20—Fan Performance 551B 060, 551C 060 Three-Phase — Vertical Discharge Units; Standard Motor (Belt Drive)*

AIRFLOW

 

 

 

 

 

EXTERNAL STATIC PRESSURE (in. wg)

 

 

 

 

 

 

0.2

 

 

0.4

 

 

0.6

 

 

 

0.8

 

 

1.0

 

CFM

 

 

 

 

 

 

 

 

 

 

 

 

Rpm

Bhp

Watts

Rpm

Bhp

Watts

Rpm

Bhp

Watts

 

Rpm

Bhp

Watts

Rpm

Bhp

Watts

1500

790

0.40

353

897

0.53

471

991

0.68

600

 

1075

0.83

739

1152

1.00

888

1600

828

0.46

412

931

0.60

536

1022

0.75

670

 

1104

0.92

813

1180

1.09

966

1700

866

0.54

478

966

0.68

608

1054

0.84

747

 

1134

1.01

895

1208

1.19

1053

1800

905

0.62

551

1001

0.77

687

1087

0.94

832

 

1165

1.11

985

1238

1.29

1148

1900

944

0.71

633

1037

0.87

774

1120

1.04

925

 

1197

1.22

1084

1268

1.41

1251

2000

983

0.81

723

1073

0.98

870

1154

1.16

1026

 

1229

1.34

1190

1299

1.53

1362

2100

1023

0.92

821

1110

1.10

975

1189

1.28

1137

 

1262

1.47

1306

1330

1.67

1483

2200

1063

1.05

929

1147

1.23

1089

1224

1.41

1256

 

1295

1.61

1431

1362

1.82

1614

2300

1104

1.18

1046

1185

1.37

1212

1260

1.56

1386

 

1329

1.76

1567

1395

1.98

1754

2400

1145

1.32

1174

1223

1.52

1346

1296

1.72

1526

 

1364

1.93

1712

1428

2.15

1905

2500

1185

1.48

1311

1262

1.68

1490

1333

1.89

1676

 

1399

2.10

1868

1462

2.33

2067

 

 

 

 

 

 

 

 

 

 

 

 

AIRFLOW

 

 

 

 

 

EXTERNAL STATIC PRESSURE (in. wg)

 

 

 

 

 

 

1.2

 

 

1.4

 

 

1.6

 

 

 

1.8

 

 

2.0

 

CFM

 

 

 

 

 

 

 

 

 

 

 

 

Rpm

Bhp

Watts

Rpm

Bhp

Watts

Rpm

Bhp

Watts

 

Rpm

Bhp

Watts

Rpm

Bhp

Watts

1500

1224

1.18

1045

1291

1.36

1212

1354

1.56

1387

 

1414

1.77

1570

1472

1.98

1761

1600

1250

1.27

1128

1316

1.46

1299

1379

1.66

1478

 

1438

1.87

1664

1495

2.09

1858

1700

1278

1.37

1219

1343

1.57

1394

1405

1.77

1576

 

1463

1.99

1766

1520

2.21

1964

1800

1306

1.48

1318

1370

1.69

1497

1431

1.90

1683

 

1489

2.11

1877

1545

2.34

2078

1900

1335

1.61

1426

1398

1.81

1609

1458

2.03

1799

 

1515

2.25

1997

2000

1364

1.74

1542

1427

1.95

1730

1486

2.17

1925

 

1542

2.39

2126

2100

1395

1.88

1668

1456

2.09

1860

1514

2.32

2060

 

2200

1426

2.03

1804

1486

2.25

2001

 

2300

1457

2.19

1949

 

2400

1489

2.37

2106

 

2500

 

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: 1035 to 1460 rpm. All other rpms require field-supplied

 

 

 

 

 

 

 

 

drive.

 

 

 

 

 

 

38

Image 38
Contents Installation Instructions Field Fabricate Ductwork Install External Trap for Condensate DrainProvide Unit Support Rig and Place UnitRoof Curb Details Unit Leveling Tolerances 551B Unit Operating Dimensions Weight551C 551B 036-072 Base Unit Dimensions 551C 024-060 Base Unit Dimensions Heat Anticipator Settings Field Power SupplyField Control Wiring Make Electrical ConnectionsPhysical Data 551B Base Unit 551BPhysical Data 551C Base Unit 551CPower Wiring Connections Electrical Data-551C FLA MCA LRA Type OutletPerf ect Voltage FLA Crheater 008,009 23.4 30.1 40.8 Electrical Data-551B FLA MCA LRA414 508 Ton 004+005 19.9 24.3 55.2 76.3 86.9 168 34.9 173 002 13.6 A00 or Adjust Factory-Installed Options Typical Perfect Humidity t Adaptive Dehumidification System EconoMi$er IV Component Locations Optional EconoMi$er Outdoor-Air Damper Position SettingOutdoor-Air Damper With Hood Attached Temperature F Supply Air Temperature SAT SensorSupply Air Sensor Temperature Resistance Values Outdoor Air Lockout SensorDifferential Dry Bulb Control EconoMi$er IV Control Modes Outdoor Dry Bulb ChangeoverEconoMi$er IV Sensor Usage Outdoor Enthalpy Changeover Differential Enthalphy ControlMinimum Position Control Exhaust Set Point AdjustmentIndoor Air Quality IAQ Sensor Input Damper MovementOutside Air Temperature Changeover Set Points Return Air Temperature or Enthalpy Sensor Mounting LocationCO2 Sensor Configuration EconoMi$er IV ControlDehumidification of Fresh Air with DCV Control Adjust Evaporator-Fan SpeedCO2Sensor Standard Settings Belt Drive MotorsUnit Motor Pulley Turns Open Evaporator-Fan Motor Data Standard Motor Evaporator-Fan Motor Data High-Static Motors024, 036 060 74/84 072 Evaporator-Fan Motor EfficiencyMotor 551B Efficiency Airflow957 522 1000 598 173 718 267 Rpm Bhp Watts 900 566 142 690 228879 9031400 737 355 842 481 932 610 Rpm Bhp Watts 1200 666 252 778 361 873 476 956 5941300 701 809 418 902 540 983 665 875 551 962 6891700 866 478 966 608 Rpm Bhp Watts 1500 790 353 897 471 991 6001600 828 412 931 536 1022 670 1800 905 551 1001 6871495 1858 1700 1462 20671472 1761 1600 1463 1766 1520 1964 18002400 1145 1174 1223 1346 1296 1526 2200 1063 929 1147 1089 1224 1256 1295 14312300 1104 1046 1185 1212 1260 1386 2500 1185 1311 1262 14902000 984 727 1078 892 Rpm Bhp Watts 1800 907 558 1006 708 1092 8601900 945 638 1042 796 2100 1024 823 1115 9972300 1103 1044 1189 1234 1266 1425 2100 1024 823 1115 997 1195 1173 1268 13502200 1063 929 1152 1111 1230 1294 2400 1143 1168 1227 13671100 612 195 735 Rpm Bhp Watts 900 554 134 6811000 583 163 707 9191400 706 324 Rpm Bhp Watts 1200 643 233 762 3441300 674 276 1500 738 379719 Rpm Bhp Watts 1500 724 295 837 402 937 524 1028 6601600 757 343 866 455 962 580 1700 790 398 894 514 988 6431508 1957 1900 1474 1797 17001490 1873 1800 1467 1839 1527 2050 2000Rpm Bhp Watts 1500 1188 970 1261 1143 2400 1033 970 1115 1120 1192 1279 1264 14482500 1069 1084 1149 1239 1223 1403 1293 1576 1600 1208 1033 12792600 1097 1169 1181 1356 1257 1546 2400 1026 945 1115 1118 1195 1295 1268 14762500 1061 1053 1148 1233 1226 1416 1297 1604 2700 1132 1294 1214 1487 1289 1684Unit Preparation Internal WiringRefrigerant Service Ports Return-Air FiltersHeating Safety ReliefCooling Ventilation Continuous FanCleaning Evaporator CoilLubrication Refrigerant Charge Condenser-Fan AdjustmentEconoMi$er IV Adjustment No ChargeCooling Charging Chart Standard 551B Replacement Parts 551C 3 TON Charging Chart 551C 5 TON Charging Chart Unit Troubleshooting Economi$er IV TroubleshootingProblem Cause Remedy EconoMi$er IV Troubleshooting CompletionCooling Service Analysis EconoMi$er IV Input/Output Logic Inputs OutputsEconoMi$er IV Functional View Preliminary Information Catalog No. II551B---C---36---1
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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.