Bryant 551B installation instructions Voltage Comp no Electric Heater

Page 9

Table 2 — Electrical Data (cont)

 

 

 

 

 

VOLTAGE

COMP NO. 1

COMP NO. 2

 

 

 

ELECTRIC HEATER

POWER SUPPLY

 

DISCONNECT

UNIT

NOMINAL

IFM

CONV

RANGE

 

 

 

 

OFM

OFM

IFM

 

 

 

Fuse

 

 

SIZE†

551B

V-PH-Hz

TYPE

OUTLET

Min

Max

RLA

LRA

RLA

LRA

QTY

FLA

FLA

Nominal

FLA

MCA

or

 

MOCP

FLA

LRA

 

 

 

 

 

 

 

 

kW*

 

 

HACR

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Bkr

 

 

 

 

 

 

 

STD

NO

518

632

6.4

44.0

6.4

44.0

2

0.7

3.4

18.2

20

 

19

114

 

 

 

17.0

16.4

23.8

20

 

22

115

 

 

 

 

 

 

 

 

 

 

 

 

 

 

34.0

32.7

44.3

45

 

41

115

 

 

 

STD

YES

518

632

6.4

44.0

6.4

44.0

2

0.7

3.4

20.4

25

 

21

116

 

 

 

17.0

16.4

26.5

25

 

24

116

102

 

575-3-60

 

 

 

 

 

 

 

 

 

 

 

34.0

32.7

46.9

50

 

43

116

(cont)

HIGH

NO

518

632

6.4

44.0

6.4

44.0

2

0.7

3.4

18.2

20

 

19

114

 

 

 

 

 

STATIC

17.0

16.4

23.8

20

 

22

115

 

 

 

 

 

 

 

 

 

 

 

 

 

 

34.0

32.7

44.3

45

 

41

115

 

 

 

HIGH

YES

518

632

6.4

44.0

6.4

44.0

2

0.7

4.8

21.5

25

 

22

126

 

 

 

STATIC

17.0

16.4

27.9

25

 

25

126

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

34.0

32.7

48.3

50

 

44

126

 

 

 

 

 

 

 

 

 

 

 

 

 

 

—/—

53.0/ 53.0

60/60

 

56/ 56

341/341

 

 

 

 

 

 

 

 

 

 

 

 

 

 

7.8/10.4

21.7/ 25.0

53.0/ 53.0

60/60

 

56/ 56

341/341

 

 

 

STD

NO

187

254

17.6

125.0

17.6

125.0

2

1.4

10.6

12.0/16.0

33.4/ 38.5

54.9/ 61.4

 

60/ 70

56/ 56

341/341

 

 

 

 

 

 

 

 

 

 

 

 

 

 

24.0/32.0

66.7/ 77.0

96.6/109.5

 

100/110

89/101

341/341

 

 

 

 

 

 

 

 

 

 

 

 

 

 

31.8/42.4

88.4/102.0

123.7/140.8

 

125/150

114/129

341/341

 

 

 

 

 

 

 

 

 

 

 

 

 

 

37.5/50.0

104.2/120.3

143.5/133.5

 

150/150

132/151

341/341

 

 

 

 

 

 

 

 

 

 

 

 

 

 

—/—

59.0/ 59.0

70/70

 

61/ 61

345/345

 

 

 

 

 

 

 

 

 

 

 

 

 

 

7.8/10.4

21.7/ 25.0

59.0/ 59.0

 

70/ 70

61/ 61

345/345

 

 

 

STD

YES

187

254

17.6

125.0

17.6

125.0

2

1.4

10.6

12.0/16.0

33.4/ 38.5

59.9/ 66.4

 

70/ 70

61/ 62

345/345

 

 

 

 

 

 

 

 

 

 

 

 

 

 

24.0/32.0

66.7/ 77.0

101.6/114.5

 

110/125

94/106

345/345

 

 

 

 

 

 

 

 

 

 

 

 

 

 

31.8/42.4

88.4/102.0

128.7/145.8

 

150/150

119/135

345/345

 

 

208/230-3-60

 

 

 

 

 

 

 

 

 

 

 

37.5/50.0

104.2/120.3

148.5/137.5

 

150/150

138/156

345/345

 

 

 

 

 

 

 

 

 

 

 

 

 

—/—

57.4/ 57.4

70/70

 

61/ 61

364/364

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

HIGH

 

 

 

 

 

 

 

 

 

 

7.8/10.4

21.7/ 25.0

57.4/ 57.4

 

70/ 70

61/ 61

364/364

 

 

 

NO

187

254

17.6

125.0

17.6

125.0

2

1.4

15.0

12.0/16.0

33.4/ 38.5

60.4/ 66.9

 

70/ 80

61/ 62

364/364

 

 

 

STATIC

 

 

 

 

 

 

 

 

 

 

24.0/32.0

66.7/ 77.0

102.1/115.0

 

110/125

94/106

364/364

 

 

 

 

 

 

 

 

 

 

 

 

 

 

31.8/42.4

88.4/102.0

129.2/146.3

 

150/150

119/135

364/364

 

 

 

 

 

 

 

 

 

 

 

 

 

 

37.5/50.0

104.2/120.3

149.0/139.0

 

150/175

137/156

364/364

 

 

 

 

 

 

 

 

 

 

 

 

 

 

—/—

63.4/ 63.4

70/70

 

66/ 66

369/369

 

 

 

HIGH

 

 

 

 

 

 

 

 

 

 

7.8/10.4

21.7/ 25.0

63.4/ 63.4

 

70/ 70

66/ 66

369/369

 

 

 

YES

187

254

17.6

125.0

17.6

125.0

2

1.4

15.0

12.0/16.0

33.4/ 38.5

65.4/ 71.9

 

80/ 80

66/ 67

369/369

 

 

 

STATIC

 

 

 

 

 

 

 

 

 

 

24.0/32.0

66.7/ 77.0

107.1/120.0

 

110/125

99/111

369/369

 

 

 

 

 

 

 

 

 

 

 

 

 

 

31.8/42.4

88.4/102.0

134.2/151.3

 

150/175

124/140

369/369

 

 

 

 

 

 

 

 

 

 

 

 

 

 

37.5/50.0

104.2/120.3

154.0/143.0

 

175/175

143/161

369/369

 

 

 

 

 

 

 

 

 

 

 

 

 

 

24.9

20

 

26

170

 

 

 

 

 

 

 

 

 

 

 

 

 

 

13.9

16.7

26.9

20

 

26

171

 

 

 

STD

NO

414

508

8.3

62.5

8.3

62.5

2

0.7

4.8

16.5

19.8

30.8

35

 

28

171

 

 

 

 

 

 

 

 

 

 

 

 

 

 

33.0

39.7

55.6

60

 

51

171

 

 

 

 

 

 

 

 

 

 

 

 

 

 

41.7

50.2

68.7

 

70

63

171

 

 

 

 

 

 

 

 

 

 

 

 

 

 

50.0

60.1

66.1

 

80

75

171

 

 

 

 

 

 

 

 

 

 

 

 

 

 

27.6

20

 

29

172

120

 

 

 

 

 

 

 

 

 

 

 

 

 

13.9

16.7

30.3

35

 

29

173

 

 

STD

YES

414

508

8.3

62.5

8.3

62.5

2

0.7

4.8

16.5

19.8

33.5

35

 

31

173

 

 

 

 

 

 

 

 

 

 

 

 

 

 

33.0

39.7

58.3

60

 

54

173

 

 

 

 

 

 

 

 

 

 

 

 

 

 

41.7

50.2

71.4

 

80

66

173

 

 

460-3-60

 

 

 

 

 

 

 

 

 

 

 

50.0

60.1

70.1

 

80

77

173

 

 

 

 

 

 

 

 

 

 

 

 

 

27.5

20

 

29

182

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

HIGH

 

 

 

 

 

 

 

 

 

 

13.9

16.7

30.1

35

 

29

182

 

 

 

NO

414

508

8.3

62.5

8.3

62.5

2

0.7

7.4

16.5

19.8

34.1

40

 

31

182

 

 

 

STATIC

 

 

 

 

 

 

 

 

 

 

33.0

39.7

58.9

60

 

54

182

 

 

 

 

 

 

 

 

 

 

 

 

 

 

41.7

50.2

71.9

 

80

66

182

 

 

 

 

 

 

 

 

 

 

 

 

 

 

50.0

60.1

69.4

 

80

78

182

 

 

 

 

 

 

 

 

 

 

 

 

 

 

30.2

35

 

32

184

 

 

 

HIGH

 

 

 

 

 

 

 

 

 

 

13.9

16.7

33.5

40

 

32

184

 

 

 

YES

414

508

8.3

62.5

8.3

62.5

2

0.7

7.4

16.5

19.8

36.8

40

 

34

184

 

 

 

STATIC

 

 

 

 

 

 

 

 

 

 

33.0

39.7

61.6

 

70

57

184

 

 

 

 

 

 

 

 

 

 

 

 

 

 

41.7

50.2

74.6

 

80

69

184

 

 

 

 

 

 

 

 

 

 

 

 

 

 

50.0

60.1

73.4

 

80

80

184

 

 

 

 

 

 

 

 

 

 

 

 

 

 

19.1

25

 

20

136

 

 

 

STD

NO

518

632

6.3

50.0

6.3

50.0

2

0.7

4.8

17.0

16.4

25.2

25

 

23

136

 

 

 

 

 

 

 

 

 

 

 

 

 

 

34.0

32.7

45.7

50

 

42

136

 

 

 

 

 

 

 

 

 

 

 

 

 

 

51.0

49.1

53.9

60

 

61

136

 

 

 

 

 

 

 

 

 

 

 

 

 

 

21.3

25

 

22

138

 

 

 

STD

YES

518

632

6.3

50.0

6.3

50.0

2

0.7

4.8

17.0

16.4

27.9

25

 

25

138

 

 

 

 

 

 

 

 

 

 

 

 

 

 

34.0

32.7

48.3

50

 

44

138

 

 

575-3-60

 

 

 

 

 

 

 

 

 

 

 

51.0

49.1

56.5

60

 

63

138

 

 

HIGH

 

 

 

 

 

 

 

 

 

 

21.2

25

 

23

145

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

NO

518

632

6.3

50.0

6.3

50.0

2

0.7

7.4

17.0

16.4

27.8

25

 

26

146

 

 

 

STATIC

 

 

 

 

 

 

 

 

 

 

34.0

32.7

48.3

50

 

44

146

 

 

 

 

 

 

 

 

 

 

 

 

 

 

51.0

49.1

56.5

 

70

63

146

 

 

 

HIGH

 

 

 

 

 

 

 

 

 

 

23.4

25

 

25

147

 

 

 

YES

518

632

6.3

50.0

6.3

50.0

2

0.7

7.4

17.0

16.4

30.5

35

 

28

148

 

 

 

STATIC

 

 

 

 

 

 

 

 

 

 

 

 

 

 

34.0

32.7

50.9

60

 

46

148

 

 

 

 

 

 

 

 

 

 

 

 

 

 

51.0

49.1

59.1

 

70

65

148

 

 

 

 

 

 

 

 

 

 

 

 

 

 

—/—

60.6/ 60.6

70/70

 

64/ 64

426/426

 

 

 

 

 

 

 

 

 

 

 

 

 

 

7.8/10.4

21.7/ 25.0

60.6/ 60.6

 

70/ 70

64/ 64

426/426

 

 

 

STD

NO

187

254

19.0

156.0

19.0

156.0

2

1.4

15.0

12.0/16.0

33.4/ 38.5

60.4/ 66.9

 

70/ 80

64/ 64

426/426

 

 

 

 

 

 

 

 

 

 

 

 

 

 

24.0/32.0

66.7/ 77.0

102.1/115.0

 

110/125

94/106

426/426

 

 

 

 

 

 

 

 

 

 

 

 

 

 

31.8/42.4

88.4/102.0

129.2/146.3

 

150/150

119/135

426/426

 

 

208/230-3-60

 

 

 

 

 

 

 

 

 

 

 

37.5/50.0

104.2/120.3

149.0/139.0

 

150/175

137/156

426/426

 

 

 

 

 

 

 

 

 

 

 

 

 

—/—

66.6/ 66.6

70/70

 

70/ 70

431/431

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

7.8/10.4

21.7/ 25.0

66.6/ 66.6

 

70/ 70

70/ 70

431/431

 

 

 

STD

YES

187

254

19.0

156.0

19.0

156.0

2

1.4

15.0

12.0/16.0

33.4/ 38.5

65.4/ 71.9

 

80/ 80

70/ 70

431/431

 

 

 

 

 

 

 

 

 

 

 

 

 

 

24.0/32.0

66.7/ 77.0

107.1/120.0

 

110/125

99/111

431/431

 

 

 

 

 

 

 

 

 

 

 

 

 

 

31.8/42.4

88.4/102.0

134.2/151.3

 

150/175

124/140

431/431

 

 

 

 

 

 

 

 

 

 

 

 

 

 

37.5/50.0

104.2/120.3

154.0/143.0

 

175/175

143/161

431/431

 

 

 

 

 

 

 

 

 

 

 

 

 

 

29.1

35

 

31

197

 

 

 

 

 

 

 

 

 

 

 

 

 

 

13.9

16.7

30.1

35

 

31

197

 

 

 

STD

NO

414

508

9.0

70.0

9.0

70.0

2

0.7

7.4

16.5

19.8

34.1

40

 

31

197

150

 

 

 

 

 

 

 

 

 

 

 

 

 

33.0

39.7

58.9

60

 

54

197

 

 

 

 

 

 

 

 

 

 

 

 

 

41.7

50.2

71.9

 

80

66

197

 

 

460-3-60

 

 

 

 

 

 

 

 

 

 

 

50.0

60.1

69.4

 

80

78

197

 

 

 

 

 

 

 

 

 

 

 

 

 

31.8

35

 

33

199

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

13.9

16.7

33.5

40

 

33

199

 

 

 

STD

YES

414

508

9.0

70.0

9.0

70.0

2

0.7

7.4

16.5

19.8

36.8

40

 

34

199

 

 

 

 

 

 

 

 

 

 

 

 

 

 

33.0

39.7

61.6

 

70

57

199

 

 

 

 

 

 

 

 

 

 

 

 

 

 

41.7

50.2

74.6

 

80

69

199

 

 

 

 

 

 

 

 

 

 

 

 

 

 

50.0

60.1

73.4

 

80

80

199

 

 

 

 

 

 

 

 

 

 

 

 

 

 

23.7

30

 

25

153

 

 

 

STD

NO

518

632

7.4

54.0

7.4

54.0

2

0.7

7.4

17.0

16.4

27.8

30

 

26

154

 

 

 

 

 

 

 

 

 

 

 

 

 

 

34.0

32.7

48.3

50

 

44

154

 

 

575-3-60

 

 

 

 

 

 

 

 

 

 

 

51.0

49.1

56.5

 

70

63

154

 

 

 

 

 

 

 

 

 

 

 

 

 

25.9

30

 

27

155

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

STD

YES

518

632

7.4

54.0

7.4

54.0

2

0.7

7.4

17.0

16.4

30.5

35

 

28

155

 

 

 

 

 

 

 

 

 

 

 

 

 

 

34.0

32.7

50.9

60

 

46

155

 

 

 

 

 

 

 

 

 

 

 

 

 

 

51.0

49.1

59.1

 

70

65

155

See page 10 for legend and notes.

9

Image 9
Contents Safety Considerations ContentsInstallation Provide Unit SupportIII. Install Condensate Drain Line and External Trap IV. RIG and Place UnitPositioning Roof Curb Details Operating WeightBase Unit Dimensions Unit 551B Physical DataMake Electrical Connections Field Power SupplyIFC NECFLA MCA Mocp LRA Hacr Electrical DataVoltage Comp no Electric Heater †Used to determine minimum disconnect per NEC Electric Heater UsageHeat Anticipator Settings Field Control WiringVI. Adjust FACTORY-INSTALLED Options A. Disconnect Switch Perfect Humidity Dehumidification SystemAccessory Field-Installed Humidistat Convenience Outlet Manual Outdoor-Air DamperOptional EconoMi$er Hood Box Removal EconoMi$er IV Standard SensorsOutdoor-Air Hood Construction EconoMi$er IV Sensor Usage EconoMi$er IV Control ModesEconoMi$er IV Controller Potentiometer LED Locations Enthalpy Changeover Set Points Page Ppm CO2 Sensor Standard SettingsUnit Heater Required Config VII. Adjust EVAPORATOR-FAN SpeedMinimum Required Airflow Exceptions UrationFan Rpm at Motor Pulley Setting* Standard Motor/Drive Fan Rpm at Motor Pulley Setting* High-Static Motor/DriveEvaporator-Fan Motor Data Standard Motor Accessory/FIOP Electric Heaters Static Pressure in. wg Accessory/FIOP EconoMi$er IV Static Pressure* in. wgEvaporator-Fan Motor Data High-Static Motors General FAN Performance NotesAirflow 866 697 1088 756 1324 832 690 1051 750 1285901 703 1125 762 1365 974 716 1204 774 1449506 629 625 688 745 489 386866 502 4241656 15671748 1844805 695 953 749 1100 799 1249 748 684 891 738 1034 789 1177865 707 760 1170 809 1323929 718 1086 771 1244 820 1401 865 707 1018 760 1170 809 13231665 1873668 1116 726 654 1040 713683 1197 739 697 1281 753596 629 802 694 1021 465 4021252 471 421882 684 1125 746 1378 823 674 1059 737 1306944 695 1194 756 1453 1009 705 1266 766 1533467 614 594 681 728 462 348868 474 3812821 27162293 996 2501 1038 2713 29301677 808 1876 855 2081 710 1482723 1577 1775 820 19781582 796 1777 1492 784 16831677 808 1876 1877781 1445 614 929 673628 997 685 791 1525VI. Refrigerant Service Ports Internal WiringPRE-START-UP START-UP Unit PreparationXI. Safety Relief Heating if Accessory Heater is InstalledIX. Cooling XII. Ventilation Continuous FANPerfect Humidity System Normal Design Cooling Operation Service Cleaning Units With Power ExhaustEvaporator Coil Condenser CoilsIV. BELT/PULLEY Adjustment III. CONDENSER-FAN Adjustment FIGECONOMI$ER IV Adjustment II. LubricationCooling Charging Charts, Standard 551B090 Unit Cooling Charging Charts, Standard 551B120 Unit VII. Replacement Parts Troubleshooting Unit Troubleshooting Cooling TroubleshootingProblem Cause Remedy Reheat Mode Will Not Energize Subcooling Mode Liquid ReheatWill Not Energize Low System CapacityII. ECONOMI$ER IV Troubleshooting EconoMi$er IV Input/Output Logic EconoMi$er IV Troubleshooting CompletionInputs Outputs Demand Control EnthalpyIndex Operating sequence Cooling EconoMi$er HeatingPage Temperatures START-UP ChecklistPreliminary Information III. START-UP Electrical
Related manuals
Manual 170 pages 34.1 Kb Manual 61 pages 53.59 Kb

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.