Carrier 50XT manual Physical Data, Unit Size

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50XT

PHYSICAL DATA

UNIT SIZE

024

030

036

 

042

048

060

NOMINAL CAPACITY (ton)

2

2---1/2

3

 

3---1/2

4

5

OPERATING WEIGHT (lb)

405

435

464

 

476

492

535

(kg)

184

197

210

 

216

223

243

 

 

 

 

 

 

 

COMPRESSOR

 

 

Two---Stage Scroll

 

 

REFRIGERANT: PURON (R---410A) Quantity (lb)

10.3

11.5

9.7

 

14.0

15.5

16.0

(kg)

4.7

5.2

4.4

 

6.4

7.0

7.3

 

 

 

 

 

 

 

EXPANSION DEVICE ---HEATING

 

 

AccuRater

 

 

ORIFICE OD (in.) --- Left

0.042

0.038

0.035

 

0.040

0.038

0.046

ORIFICE OD (in.) --- Right

0.038

0.035

 

0.042

0.046

0.046

 

 

EXPANSION DEVICE ---COOLING

 

 

 

TXV

 

 

Size

2 Ton

3 Ton

3 Ton

 

4 Ton

4 Ton

5 Ton

Part Number

 

 

 

 

 

 

 

EA36YD129

EA36YD139

EA36YD139

 

EA36YD149

EA36YD149

EA36YD159

OUTDOOR COIL

 

 

 

 

 

 

 

Rows…Fins/in.

2…21

2…21

2…21

 

2…21

2…21

2…21

Face Area (sq. ft.)

13.6

15.3

17.5

 

19.4

19.4

23.3

 

 

 

 

 

 

 

 

OUTDOOR FAN

 

 

 

 

 

 

 

Nominal Cfm

2700

2700

2800

 

2800

3300

3300

Diameter (in.)

22

22

22

 

22

22

22

(mm)

559

559

559

 

559

559

559

Motor HP (RPM)

1/8 (825)

1/8 (825)

1/8 (825)

 

1/8 (825)

1/4 (1100)

1/3 (1110)

INDOOR COIL

 

 

 

 

 

 

 

Rows…Fins/in.

3…17

3…17

3…17

 

3…17

3…17

4…17

Face Area (sq. ft.)

3.7

3.7

4.7

 

4.7

5.7

5.7

 

 

 

 

 

 

 

 

INDOOR FAN

 

 

 

 

 

 

 

Nominal Airflow (Cfm)

 

 

 

 

 

 

 

Comfort

Variable

based on Comfort

Settings (see User Interface instructions for more information).

Efficiency

700

875

1050

 

1225

1400

1750

Max

800

1000

1200

 

1400

1600

2000

Size (in.)

10x10

10x10

11x10

 

11x10

11x10

11x10

(mm)

254x254

254x254

279x254

 

279x254

279x254

279x254

Motor HP (RPM)

1/2

1/2

3/4

 

3/4

3/4

1

HIGH---PRESSURE SWITCH (psig)

 

 

 

 

 

 

 

Cutout

 

 

670 ± 10

 

 

Reset (Auto)

 

 

470 ± 25

 

 

 

 

 

 

 

 

 

 

HIGH---PRESSURE SWITCH 2 (psig)

 

 

 

 

 

 

 

(Compressor Solenoid)

 

 

 

 

 

 

 

Cutout

 

 

565 ± 15

 

 

Reset (Auto)

 

 

455 ± 15

 

 

 

 

 

 

 

 

 

 

LOSS ---OF---CHARGE/LOW---PRESSURE SWITCH

 

 

 

 

 

 

 

(Liquid Line) (psig)

 

 

 

 

 

 

 

Cutout

 

 

 

23 ± 5

 

 

Reset (Auto)

 

 

 

55 ± 5

 

 

RETURN---AIR FILTERS Throwaway (in.)*

20x24x1

24x30x1

 

 

24x36x1

 

(mm)

508x610x25

610x762x25

 

 

610x914x25

 

 

 

 

 

 

 

 

 

*Recommended filter sizes for field---installed air filter grilles mounted on the wall or ceiling of the conditioned structure. Required filter sizes shown are based on the larger of the ARI (Air Conditioning and Refrigeration Institute) rated cooling airflow or the heating airflow velocity of 300 ft/minute for throwaway type or 450 ft/minute for high ---capacity type. Air filter pressure drop for non ---standard filters must not exceed 0.08 IN. WC.

ISO 9001:2000

REGISTERED

A-WEIGHTED SOUND POWER LEVEL (dBA)

 

 

 

 

 

MODEL 50XT

STANDARD

 

TYPICAL OCTAVE BAND SPECTRUM (dBA) (without tone adjustment)

 

RATING

 

 

 

 

 

 

 

 

(dBA)

125

250

500

1000

2000

4000

8000

 

 

 

 

 

 

 

 

 

024

75

58.8

63.5

67.2

66.9

63.7

58.3

50.0

 

 

 

 

 

 

 

 

 

030

75

58.8

63.5

67.2

66.9

63.7

58.3

50.0

 

 

 

 

 

 

 

 

 

036

75

60.7

63.3

66.8

66.5

64.2

60.3

53.0

 

 

 

 

 

 

 

 

 

042

75

56.7

62.8

67.8

67.4

63.7

57.7

50.8

 

 

 

 

 

 

 

 

 

048

78

62.4

69.9

71.3

73.4

70.0

66.3

60.1

 

 

 

 

 

 

 

 

 

060

78

63.5

67.6

71.8

75.5

71.0

68.1

59.9

NOTE: Tested in accordance with ARI Standard 270---95 (not listed in ARI).

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Contents FEATURES/BENEFITS Product DataTable of Contents Model Number Nomenclature ARI* CapacitiesPhysical Data Unit SizeOptions and Accessories Factory-installed optionsFilter Rack Manual Outside AIR Damper50XT024-030 Unit Dimensions 50XT036-060 Unit Dimensions Accessory Dimensions No TE a50XT Suggested Rigging Selection ProcedureGiven Performance DATA-STANDARD ECM Indoor Motor Cooling Extended Performance Table50XT024 High Cool 50XT024 Low CoolHeating Capacity 50XT024 High 50XT024 High Con’tHeating Capacity 50XT024 Low 50XT024 Low Con’t50XT030 High Cool 50XT030 Low CoolTotal Sens 875 1000Heating Capacity 50XT030 High 50XT030 High Con’tHeating Capacity 50XT030 Low 50XT030 Low Con’t50XT036 High Cool 50XT036 Low CoolHeating Capacity 50XT036 High 50XT036 High Con’tHeating Capacity 50XT036 Low 50XT036 Low Con’t50XT042 High Cool 50XT042 Low CoolHeating Capacity 50XT042 High 50XT042 High Con’tHeating Capacity 50XT042 Low 50XT042 Low Con’t50XT048 High Cool 50XT048 Low Cool1600 965Heating Capacity 50XT048 High 50XT048 High Con’t15.6 21.1Heating Capacity 50XT048 Low 50XT048 Low Con’t50XT060 High Cool 50XT060 Low Cool2000 1750Heating Capacity 50XT060 High 50XT060 High Con’tHeating Capacity 50XT060 Low 50XT060 Low Con’tPerformance Data Multiplication FactorsWet coil air delivery low stage Typical Piping and Wiring Application Data Electrical Data PH-HZ Range FLA Nominal MCA Mocp MIN MAX RLA LRATypical Wiring Schematic Controls Sequence of OperationGuide Specifications Model Number 50XT Part I GeneralSpecial Features Catalog No 50XT---04PD

50XT specifications

The Carrier 50XT series represents a significant advancement in commercial rooftop air conditioning systems, delivering robust performance and energy efficiency for a variety of applications. Designed primarily for light commercial buildings, these units are a preferred choice for their reliability and advanced features.

One of the standout features of the Carrier 50XT is its energy efficiency. The system boasts a high Seasonal Energy Efficiency Ratio (SEER), which translates to reduced operational costs and a lower environmental impact. This efficiency is further enhanced by the use of variable speed scroll compressors, which adjust their speed based on the cooling demand, ensuring optimal performance while consuming less energy.

The 50XT series is equipped with an advanced microprocessor control system that allows for precise management of the unit’s operations. This smart technology facilitates easy integration with building management systems, enabling real-time monitoring and control. Additionally, the control system provides diagnostic capabilities, making maintenance and troubleshooting more straightforward and efficient.

The unit also features an innovative air distribution system that enhances indoor air quality. With the inclusion of advanced filtration options, the Carrier 50XT effectively reduces airborne pollutants and allergens, contributing to a healthier indoor environment. The design ensures optimized airflow and temperature control, making it suitable for a wide range of commercial settings.

Durability is another hallmark of the Carrier 50XT, which is constructed with robust materials resists corrosion and ensures a long operational life. The units are designed to withstand harsh environmental conditions, making them a reliable choice for various climates.

Furthermore, the Carrier 50XT series supports various refrigerants, including R-410A, which is known for its lower environmental footprint. This adaptability not only meets current regulatory standards but also positions the units as forward-thinking solutions for the evolving landscape of HVAC technology.

In conclusion, the Carrier 50XT series combines cutting-edge technology, energy efficiency, and durability, making it an ideal choice for light commercial applications. With features designed to enhance performance and comfort, as well as environmentally responsible operation, the 50XT units stand out as a smart investment for any commercial building.
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