Carrier 48TJF008-012, 48TJE008-014, 48TJD008-014 installation instructions Physical Data

Page 5

Table 1 Ð Physical Data

UNIT SIZE 48TJ

 

008D/E/F

 

009D/E/F

 

012D/E/F

 

014D/E

NOMINAL CAPACITY (tons)

 

71¤2

 

81¤2

 

10

 

121¤2

OPERATING WEIGHT (lb)

 

 

 

 

 

 

 

 

Unit

 

 

 

 

 

 

 

 

Al/Al*

 

870

 

880

 

1035

 

1050

Al/Cu*

 

881

 

896

 

1057

 

1077

Cu/Cu*

 

893

 

907

 

1080

 

1100

Durablade Economizer

 

44

 

44

 

44

 

44

PARBLADE Economizer

 

62

 

62

 

62

 

62

Roof Curb

 

143

 

143

 

143

 

143

COMPRESSOR

 

 

 

Reciprocating

 

 

 

Scroll

Quantity

 

2

 

2

 

2

 

2

Oil (oz)

 

50 ea

 

50 ea

 

50 ea

 

54 ea

REFRIGERANT TYPE

 

 

 

 

R-22

 

Operating Charge (lb-oz)

 

 

 

 

 

 

 

 

Circuit 1

 

4-13

 

6-14

 

5-13

 

8-10

Circuit 2

 

4-14

 

6-3

 

5-14

 

8- 6

CONDENSER COIL

 

 

Enhanced Copper Tubes, Aluminum Lanced Fins

 

Rows...Fins/in.

 

1...17

 

2...17

 

2...17

 

2...17

Total Face Area (sq ft)

 

20.50

 

18.00

 

17.42

 

25.00

CONDENSER FAN

 

 

 

Propeller Type

 

Nominal Cfm

 

6500

 

6500

 

7000

 

7000

Quantity...Diameter (in.)

 

2...22

 

2...22

 

2...22

 

2...22

Motor Hp...Rpm

 

1¤4...1100

 

1¤4...1100

 

1¤4...1100

 

1¤4...1100

Watts Input (Total)

 

600

 

600

 

600

 

600

EVAPORATOR COIL

 

Enhanced Copper Tubes, Aluminum Double-Wavy Fins, Acutrol™ Feed Device

Rows...Fins/in.

 

3...15

 

3...15

 

3...15

 

4...15

Total Face Area (sq ft)

 

8.0

 

8.0

 

10.0

 

11.1

EVAPORATOR FAN

 

 

 

Centrifugal Type

 

Quantity...Size (in.)

Std

1...15 x 15

 

1...15 x 15

 

1...15 x 15

 

1...15 x 15

 

Alt

1...15 x 15

 

Ð

 

1...15 x 15

 

1...15 x 15

Type Drive

Std

Belt

 

Belt

 

Belt

 

Belt

Nominal Cfm

Alt

Belt

 

Ð

 

Belt

 

Belt

 

3000

 

3400

 

4000

 

5000

Motor Hp

Std

Ð

 

Ð

 

Ð

 

Ð

 

Alt

Ð

 

Ð

 

Ð

 

Ð

Maximum Continuous Bhp

Std

2.40

 

2.40

 

2.40

 

4.20

 

Alt

Ð

 

Ð

 

2.90

 

5.25

Motor Frame Size

Std

56

 

56

 

56

 

56

Nominal Rpm High/Low

Alt

Ð

 

Ð

 

56

 

56

 

Ð

 

Ð

 

Ð

 

Ð

Fan Rpm Range

Std

590-840

 

685-935

 

685-935

 

860-1080

Motor Bearing Type

Alt

685-935

 

Ð

 

835-1085

 

900-1260

 

Ball

 

Ball

 

Ball

 

Ball

Maximum Allowable Rpm

 

2100

 

2100

 

2100

 

2100

Motor Pulley Pitch Diameter Min/Max (in.)

Std

2.4/3.4

 

2.8/3.8

 

2.8/3.8

 

4.0/5.0

 

Alt

2.8/3.8

 

Ð

 

3.4/4.4

 

3.1/4.1

Nominal Motor Shaft Diameter (in.)

Std

5¤8

 

5¤8

 

5¤8

 

7¤8

 

Alt

Ð

 

Ð

 

7¤8

 

7¤8

Fan Pulley Pitch Diameter (in.)

Std

7.0

 

7.0

 

7.0

 

8.0

Nominal Fan Shaft Diameter (in.)

Alt

7.0

 

Ð

 

7.0

 

5.9

 

Ð

 

Ð

 

Ð

 

Ð

Belt, Quantity...Type...Length (in.)

Std

1...A...48

 

1...A...48

 

1...A...51

 

1...A...51

 

Alt

1...A...51

 

Ð

 

1...A...57

 

1...BX...46

Pulley Center Line Distance (in.)

Std

16.75-19.25

 

16.75-19.25

 

15.85-17.50

 

15.85-17.50

 

Alt

16.75-19.25

 

Ð

 

15.85-17.50

 

15.85-17.50

Speed Change per Full Turn of

Std

50

 

50

 

50

 

44

Movable Pulley Flange (rpm)

Alt

50

 

Ð

 

50

 

50

Movable Pulley Maximum Full Turns

Std

5

 

5

 

5

 

5

From Closed Position

Alt

5

 

Ð

 

5

 

6

Factory Setting

Std

5

 

5

 

5

 

5

 

Alt

5

 

Ð

 

5

 

6

Factory Speed Setting (rpm)

Std

590

 

685

 

685

 

860

Fan Shaft Diameter at Pulley (in.)

Alt

685

 

Ð

 

835

 

960

 

1

 

1

 

1

 

1

(See legend and notes on page 6.)

5

Image 5
Contents Installation, Start-Up Service Instructions Horizontal Conversion Panels Install External Trap for Condensate``D ALT Drain Hole Accessory Power Control ConnectorUnit Size GAS Connection PackageUnit Leveling Tolerances Physical Data Freeze Protection Thermostat F² Furnace SectionOUTDOOR-AIR Inlet Screens RETURN-AIR FiltersBase Unit Dimensions Flue Hood Details Make Electrical ConnectionsElectrical Data IFC CompsTypical Unit Adjust Factory-Installed OptionsPosition Setting Durablade Economizer Installed in Unit Durablade Economizer Damper Minimum Position Setting Parablade Economizer Installed in Unit Enthalpy Settings for Parablade Economizer Unit Motor Pulley Turns Open Motor Data Evaporator-Fan Motor EfficiencyEconomizer Static Pressure Drop in. wg Airflow Fan Performance, 48TJ008 Ð Vertical Discharge UnitsFan Performance, 48TJ009 Ð Vertical Discharge Units Fan Performance, 48TJ014 Ð Vertical Discharge Units Fan Performance, 48TJ012 Ð Vertical Discharge UnitsFan Performance, 48TJ009 Ð Horizontal Discharge Units Fan Performance, 48TJ008 Ð Horizontal Discharge UnitsFan Performance, 48TJ014 Ð Horizontal Discharge Units Fan Performance, 48TJ012 Ð Horizontal Discharge UnitsHeating START-UPElevation Altitude CompensationNominal Input Lubrication Cleaning Condenser CoilFAN Height ``A Condenser-Fan Adjustment Fig48TJ Unit Voltage Cooling Charging Chart 48TJ009 LED Indication Error Code Description LED Error Code DescriptionOFF Flash²Burner Section Details Spark Gap Adjustment LED OFF LED Error Code Service AnalysisProblem Cause Remedy Problem Cause Remedy Durablade Economizer TroubleshootingParablade Economizer Service Troubleshooting Cooling Service Troubleshooting Heating Service Troubleshooting Typical Wiring Schematic and Component Arrangement Page Copyright 1996 Carrier Corporation Page Preliminary Information Remove and Store in Job File

48TJF008-012, 48TJD008-014, 48TJE008-014 specifications

Carrier's 48TJD008-014, 48TJE008-014, and 48TJF008-012 series are high-performance packaged rooftop units engineered to meet the heating, ventilation, and air conditioning (HVAC) needs of commercial and industrial applications. These units are renowned for their reliability, energy efficiency, and advanced technologies, making them a popular choice among facility managers and HVAC professionals.

One of the standout features of these Carrier units is their robust construction. Designed to withstand diverse environmental conditions, these units come with durable cabinets that are resistant to corrosion and UV degradation. This durability extends the product lifespan and reduces maintenance needs, providing long-term savings for facility operators.

The series includes models ranging from 8 to 14 tons, catering to a variety of space requirements. Each unit is equipped with a high-efficiency scroll compressor that enhances performance while minimizing energy consumption. This compressor technology guarantees quieter operation, reduced vibrations, and exceptional reliability, which are critical factors in commercial settings.

Energy efficiency is a hallmark of the 48TJD, 48TJE, and 48TJF series. These units come with high Seasonal Energy Efficiency Ratios (SEER) and Energy Efficiency Ratios (EER), which result in lower energy bills and a reduced carbon footprint. The incorporation of advanced digital controls allows for precise temperature management and integration with building management systems, ensuring optimal performance throughout the year.

In terms of comfort features, the Carrier series utilizes variable-speed technology, enabling the fan to adjust its speed according to the load requirements. This results in more consistent temperature control and enhanced indoor air quality. The units also include options for enhanced filtration systems, which can accommodate various filter types, ensuring the removal of airborne particles and allergens.

Installation is simplified with these packaged rooftop units. Their compact design fits well on rooftops or in limited spaces, and they come with factory-installed components, which streamline the setup process. Additionally, the units feature easy access panels for maintenance, allowing technicians to conduct service with minimal disruption to operations.

Finally, Carrier's dedication to innovation is evident in the incorporation of smart technologies within these units. Integrated diagnostics and monitoring systems provide real-time performance data, enabling proactive maintenance and reducing the likelihood of unexpected breakdowns.

In summary, Carrier's 48TJD008-014, 48TJE008-014, and 48TJF008-012 rooftop units are engineered for efficiency, reliability, and comfort. With their durable construction, advanced compressor technology, energy efficiency, comfort features, and ease of installation, these units are ideal for meeting the demanding HVAC needs of commercial spaces.