VFD Ð Variable Frequency Drive

NOTES:

1. Weights include economizer (STD).

2. Center of gravity.

3. Do not locate adjacent units with ¯ue dis- charge facing economizer inlet. Minimum clear- ances to be:

Adjacent Units: 15 -0

Top of Units: No overhang

Condenser Coil: 4 -0

Economizer Side: 6 -0

Gas Heat Side: 4 -0

Filter Access Side: 10 -0 (For Removal of Evaporator Coil)

4. For smaller service and operational clear- ances, contact Carrier Application Engineer- ing department.

5. Bottom ducts designed to be attached to ac- cessory roof curb. If unit is mounted on dun- nage, it is recommended the ducts be supported by cross braces as done on ac- cessory roof curb.

6. Dimensions are in inches.

UNIT

OPERATING

A

B

CORNER WEIGHT (lb)

WEIGHT

SIZE

 

 

 

 

 

 

lb

ft-in.

ft-in.

1

2

3

4

 

48EJ,EKD024

4176

6- 03¤8

3-63¤8

879

954

1220

1124

48EJE024

4256

6- 15¤16

3-611¤16

917

973

1218

1148

48EJ,EKD028

4262

5- 95¤8

3-8

899

899

1232

1232

48EJE028

4342

5-101¤8

3-85¤16

929

916

1240

1257

48EJ,EKD030

4262

5- 95¤8

3-8

899

899

1232

1232

48EJE030

4342

5-101¤8

3-85¤16

929

916

1240

1257

48EJ,EKD034

4262

5- 95¤8

3-8

899

899

1232

1232

48EJE034

4342

5-101¤8

3-85¤16

929

916

1240

1257

Fig. 3 Ð Base Unit Dimensions, 48EJ,EK024-034

5

Page 5
Image 5
Carrier EW, 48EJ, EK, EY024-048 installation instructions Unit Operating, Weight, Size

EW, EY024-048, EK, 48EJ specifications

The Carrier 48EJ, 48AW, 48EK, 48AJ, and 48EY024-068 are cutting-edge rooftop air conditioning units designed for commercial applications. These models are renowned for their reliability, energy efficiency, and innovative technologies aimed at providing optimal indoor comfort.

One of the standout features of these units is their advanced cooling and heating capabilities. They employ a multi-stage compressor system that allows for precise temperature control, accommodating various load requirements. This flexibility is particularly beneficial in commercial settings where the cooling load can fluctuate throughout the day.

Energy efficiency is paramount in today’s environmental landscape, and Carrier has ensured that these models meet stringent efficiency standards. They incorporate high-efficiency scroll compressors, which significantly reduce energy consumption while delivering powerful performance. The units are also equipped with variable speed fans that adjust airflow based on demand, further optimizing energy use.

In terms of construction, these rooftop units feature a robust design that enhances durability and longevity. The cabinet is constructed to withstand harsh weather conditions, ensuring reliable performance year-round. Additionally, the units are equipped with corrosion-resistant coatings, particularly useful in coastal environments where salt exposure can be a concern.

The Carrier 48EJ, 48AW, 48EK, 48AJ, and 48EY models utilize advanced controls and connectivity features, allowing for easy integration into building management systems. This connectivity enables remote monitoring and control, facilitating quick response to changing conditions and simplifying maintenance tasks.

Noise reduction is another key characteristic of these models. They are designed with sound-absorbing insulation and low-noise fan blades to ensure quiet operation, making them suitable for noise-sensitive environments such as schools and hospitals.

These units are also available with various options for air filtration and dehumidification. The use of high-efficiency air filters enhances indoor air quality by trapping dust, pollen, and other airborne particles. Enhanced dehumidification capabilities ensure that spaces remain comfortable even in humid conditions.

In conclusion, the Carrier 48EJ, 48AW, 48EK, 48AJ, and 48EY024-068 rooftop units are engineered to offer exceptional performance, energy efficiency, and durability. With their advanced technologies and user-friendly features, they stand out as reliable solutions for meeting diverse commercial cooling and heating needs, making them a popular choice for many businesses.