MODEL NUMBER NOMENCLATURE — 551B

551B E X 090 000 DA

551B – Packaged Rooftop High Efficiency Electric

Voltage Designation

J208/230-1-60 P 208/230-3-60 E 460-3-60

T 575-3-60

X – No Heat Installed

(Field-installed electric heaters available)

Nominal Tons 036 – 3 048 – 4 060 – 5 072 – 6

090 – 7 1/2

102 – 8 1/2

120 – 10

150 – 12 1/2

Factory-Installed Option Code

Electric Heaters

000 – No factory-installed electric heaters

551B036-150

NOTE: The example model number 551BEX090000DA designates a 71/2 ton 460-3-60 volt electric cooling rooftop unit with an EconoMi$er.

ARI* CAPACITY RATINGS

UNIT

NOMINAL

STANDARD

NET COOLING CAP

TOTAL

 

 

SOUND

SEER†

EER

RATING

551B

TONS

CFM

(Btuh)

kW

 

 

(dB)

 

 

 

 

 

 

 

036

3

1200

36,000

3.21

13.00

11.20

76

048

4

1450

46,000

4.25

13.00

11.05

76

060

5

1750

61,000

5.55

13.00

11.00

80

 

 

 

 

 

 

 

 

UNIT

NOMINAL

STANDARD

NET COOLING CAP

TOTAL

 

SOUND

 

EER

RATING

IPLV

551B

TONS

CFM

(Btuh)

kW

 

(dB)

 

 

 

 

 

 

 

 

072

6

2100

74,000

6.70

11.00

80

**

090

71/

3000

90,000

8.18

11.00

82

11.6

 

2

 

 

 

 

 

 

102

81/

3000

102,000

9.44

10.80

82

10.9

 

2

 

 

 

 

 

 

120

10

3200

120,000

10.91

11.00

84

11.4

150

121/

4300

138,000

14.04

9.80

86

9.9

 

2

 

 

 

 

 

 

 

 

LEGEND

dB

Sound Levels

EER

Energy Efficiency Ratio

IPLV

Integrated Part-Load Value

SEER

Seasonal Energy Efficiency Ratio

*Air-Conditioning & Refrigeration Institute.

†Applies only to units with capacity of 65,000 Btuh or less. **IPLV is not applicable to single-compressor units.

NOTES:

1.Rated in accordance with ARI Standard 210/240 (036-120 units) or 360 (150 units) and 270 (036-120 units).

2.Ratings are net values, reflecting the effects of circulating fan heat. Ratings are based on:

Cooling Standard: 80 F db, 67 wb indoor entering-air temperature and 95 F db outdoor entering-air temperature.

IPLV Standard: 80 F db, 67 F wb indoor entering-air temperature and 80 F db outdoor entering-air temperature.

551B036-120

551B150

Units Only

Units Only

3.All 551B036-150 units are in compliance with ASHRAE 90.1-1999 Energy Standard for minimum SEER and EER requirements. Refer to state and local codes or visit the following website: http://solstice.crest.org/efficiency/ bcap to determine if compliance with this standard pertains to a given geo- graphical area of the United States.

California, Maryland, Washington, Wyoming, Massachusetts and various local and state building codes adopted the ASHRAE 90.1-99 efficiency standard on October 29, 2001.

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Bryant 551A, 558F manual MODEL NUMBER NOMENCLATURE - 551B, 551B036-150, 551B E X 090 000 DA, Ari* Capacity Ratings

551A, 551B, 558F 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.