Carrier Official Manual for Air Conditioners: 38AE and 38AKS Nomenclature

Page 5

Table 1C Ð Physical Data (English, 50 Hz)

UNIT

 

38AE012

38AE014

 

38AE016

38AKS024

OPERATING WEIGHT (lb)

 

732

779

 

789

900

REFRIGERANT*

 

 

 

R-22

 

COMPRESSOR

 

 

Reciprocating, Semi-Hermetic

 

Speed (Rpm)

 

 

 

1460

 

No. Cylinders

 

6

6

 

6

4

Model No.

 

06DD824

06DD328

 

06DD537

06E4250

Oil (pt)

 

10

10

 

10

15.5

Crankcase Heater Watts

 

125

125

 

125

180

Unloader Setting (psig)

 

 

 

 

 

 

Load

 

 

 

70 ± 1

 

Unload

 

 

 

60 ± 2

 

OUTDOOR-AIR FANS

 

 

Axial Flow, Direct Drive

 

No. ...Rpm

 

 

 

2...900

 

Diameter (in.)

 

24

24

 

24

26

Motor Hp

 

 

 

 

1¤2

 

Nominal Total Air¯ow (Cfm)

 

7368

7368

 

7368

9210

OUTDOOR COIL

 

 

 

 

 

 

Face Area (sq ft)

 

 

 

29.2

 

Storage Capacity (lb)²

 

27.2

40.3

 

39.8

39.8

CONTROLS

 

 

 

 

 

 

Pressurestat Settings (psig)

 

 

 

 

 

 

High Cutout

 

 

 

395 ± 10

 

Cut-in

 

 

 

295 ± 10

 

Low Cutout

 

 

 

29 ± 4

 

Cut-in

 

 

 

60 + 15, ±0

 

FUSIBLE PLUG (F)

 

 

 

200

 

PIPING CONNECTIONS (in. ODM)

 

 

 

 

 

 

Suction

 

11¤8

13¤8

 

13¤8

15¤8

Liquid

 

 

 

 

5¤8

 

*Unit is factory supplied with holding charge only.

 

 

 

 

²Storage capacity is measured at liquid saturated temperatures of 125 F for 38AE012,

 

 

 

123 F for 38AE014, and 130 F for 38AE016 and 38AKS024.

 

 

 

 

 

Table 1D Ð Physical Data (SI, 50 Hz)

 

 

 

 

 

 

 

 

UNIT

 

38AE012

38AE014

 

38AE016

38AKS024

OPERATING WEIGHT (kg)

 

333

354

 

359

408

REFRIGERANT*

 

 

 

R-22

 

COMPRESSOR

 

 

Reciprocating, Semi-Hermetic

 

Speed (r/s)

 

 

 

24.3

 

No. Cylinders

 

6

6

 

6

4

Model No.

 

06DD824

06DD328

 

06DD537

06E4250

Oil (L)

 

4.73

4.73

 

4.73

7.33

Crankcase Heater Watts

 

125

125

 

125

180

Unloader Setting (kPa)

 

 

 

 

 

 

Load

 

 

 

483 ± 6.9

 

Unload

 

 

 

414 + 103, ±0

 

OUTDOOR-AIR FANS

 

 

Axial Flow, Direct Drive

 

No. ...r/s

 

 

 

2...15.0

 

Diameter (mm)

 

610

610

 

610

661

Motor Hp

 

 

 

 

1¤2

 

Nominal Total Air¯ow (L/s)

 

3728

3728

 

3728

4660

OUTDOOR COIL

 

 

 

 

 

 

Face Area (sq m)

 

 

 

2.71

 

Storage Capacity (kg)²

 

12.4

18.3

 

18.1

18.1

CONTROLS

 

 

 

 

 

 

Pressurestat Settings (kPa)

 

 

 

 

 

 

High Cutout

 

 

 

2724 ± 68.9

 

Cut-in

 

 

 

2034 ± 68.9

 

Low Cutout

 

 

 

200 ± 27.6

 

Cut-in

 

 

 

414 + 103, ±0

 

FUSIBLE PLUG (C)

 

 

 

93.3

 

PIPING CONNECTIONS (in. ODM)

 

 

 

 

 

 

Suction

 

11¤8

13¤8

 

13¤8

15¤8

Liquid

 

 

 

 

5¤8

 

*Unit is factory supplied with holding charge only.

²Storage capacity is measured at liquid saturated temperatures of 51.7 C for 38AE012, 50.6 C for 38AE014, and 54.4 C for 38AE016 and 38AKS024.

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Contents Installation ContentsSafety Considerations Dimensions ft-in Component Locations Typical Ð 38AE Shown Ð Physical Data SI, 60 Hz Ð Physical Data English, 60 HzÐ Physical Data SI, 50 Hz Ð Physical Data English, 50 HzComplete Refrigerant Piping Connections Rig and Mount the UnitNEC Complete Electrical ConnectionsLlsv Ð Ð Electrical Data 3 Ph/50 HzIFC Before Starting Unit ensure the following PRE-START-UPSTART-UP Charging Data R-2238AE012 and 38AKS024 Charging Chart 38AE014 Charging Chart 38AE016 Charging Chart Operating Sequence ServiceOutdoor Fan LubricationProblem Solution TroubleshootingCompressor Running but Cooling Insufficient TroubleshootingPage Packaged Service Training Pre-Start-Up START-UP ChecklistPreliminary Information Start-Up

38AE014, 38AE016, 38AE012 specifications

The Carrier 38AE012, 38AE016, and 38AE014 are part of the Carrier series of packaged rooftop air conditioning units, designed to deliver reliable and efficient cooling solutions for commercial and industrial applications. These units showcase advanced engineering and technology, addressing the diverse needs of modern HVAC systems.

One of the primary features of the Carrier 38AE series is their high-efficiency performance. They utilize advanced scroll compressor technology, which results in lower energy consumption while providing consistent cooling. With high SEER (Seasonal Energy Efficiency Ratio) ratings, these units help businesses reduce operational costs while maintaining comfortable indoor environments.

The construction of the Carrier 38AE units emphasizes durability and resilience. Built with high-quality materials, they are engineered to withstand harsh weather conditions and the rigors of daily use. The weatherized cabinets protect internal components from precipitation and corrosion, ensuring long-term reliability.

The 38AE series incorporates a sophisticated electronic control system that enhances performance monitoring and diagnostics. This feature allows facility managers to easily manage and optimize the unit's operations, improving efficiency and reducing potential downtime. Integrated with smart controls, these systems can be programmed for specific operating schedules, allowing for further energy savings.

Another standout technology in the Carrier 38AE series is the environmentally friendly refrigerant. By utilizing R-410A, these units contribute to reduced ozone depletion while still providing powerful cooling capabilities. This aligns with contemporary regulatory standards and climate initiatives to promote sustainable usage of HVAC systems.

The Carrier 38AE012, 38AE016, and 38AE014 models also excel in noise reduction technology, which is essential for commercial settings where ambient noise levels need to be minimized. The design includes low-noise fans and strategically placed insulation, resulting in quieter operation that enhances comfort for occupants.

In terms of installation, these units are versatile and can be easily mounted on building rooftops or on the ground. They feature a compact design, which facilitates seamless integration into existing structures without requiring extensive modifications.

Overall, the Carrier 38AE012, 38AE016, and 38AE014 models stand out for their combination of efficiency, durability, and advanced technology. They cater to a wide range of commercial needs, providing essential cooling while prioritizing sustainability and user comfort. With a commitment to innovation, Carrier continues to be a leader in the HVAC industry, ensuring that their products meet the evolving demands of energy efficiency and reliability.