48HE,HJ

TABLE 1 — PHYSICAL DATA 48HJ (cont)

BASE UNIT 48HJ

HJE/F/H/K/M/N004

 

HJD/E/F/G/H/K/L/M/N005

 

HJD/E/F/G/H/K/L/M/N006

 

HJD/E/F007

FURNACE SECTION

 

 

 

 

 

 

 

 

 

 

Rollout Switch Cutout Temp (F)†

 

195

 

 

195

 

 

195

 

195

Burner Orifice Diameter (in. ...drill size)**

HJE .113...33

 

HJD .113...33

 

HJD .113...33

HJD .113...33

Natural Gas — Std

 

 

 

HJF .113...33

 

HJE .113...33

 

HJE .113...33

HJE .113...33

 

 

—

 

HJF .129...30

 

HJF .129...30

HJF .129...30

 

HJH .113...33

 

HJG .113...33

 

HJG .113...33

 

—

 

HJK .113...33

 

HJH .113...33

 

HJH .113...33

 

—

 

 

—

 

HJK .129...30

 

HJK .129...30

 

—

 

HJM .102...38

 

HJL .102...38

 

HJL .102...38

 

—

 

HJN .102...38

 

HJM .102...38

 

HJM .102...38

 

—

 

 

—

 

HJN .116...32

 

HJN .116...32

 

—

Liquid Propane — Alt††

HJE .089...43

 

HJD .089...43

 

HJD .089...43

HJD .089...43

 

HJF .089...43

 

HJE .089...43

 

HJE .089...43

HJE .089...43

 

 

—

 

HJF .104...37

 

HJF .104...37

HJF .104...37

 

HJH .089...43

 

HJG .089...45

 

HJG .089...43

 

—

 

HJK .089...43

 

HJH .089...45

 

HJH .089...43

 

—

 

 

—

 

HJK .102...38

 

HJK .104...37

 

—

 

HJM .082...45

 

HJL .082...45

 

HJL .082...45

 

—

 

HJN .082...45

 

HJM .082...45

 

HJM .082...45

 

—

Thermostat Heat Anticipator Setting (amps)

 

—

 

HJN .094...42

 

HJN .094...42

 

—

 

 

 

 

 

 

 

 

 

 

208/230/460/575 v

 

 

 

 

 

 

 

 

 

 

First Stage

 

.14

 

 

.14

 

 

.14

 

.14

Second Stage

 

.14

 

 

.14

 

 

.14

 

.14

Gas Input (Btuh)

HJE

 

 

HJD

50,000/ 72,000

 

HJD

50,000/ 72,000

HJD

50,000/ 72,000

First Stage/Second Stage

 

 

 

50,000/

72,000

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

HJF

 

 

HJE

82,000/115,000

 

HJE

82,000/115,000

HJE

82,000/115,000

 

82,000/115,000

 

 

 

 

 

 

 

 

 

 

—

 

HJF 120,000/150,000

 

HJF 120,000/150,000

HJF 120,000/150,000

 

HJH*** —/ 72,000

 

HJG*** —/ 72,000

 

HJG*** —/ 72,000

 

—

 

HJK***—/115,000

 

HJH*** —/115,000

 

HJH*** —/115,000

 

—

 

 

—

 

HJK*** —/150,000

 

HJK*** —/150,000

 

—

 

HJM††† —/ 60,000

 

HJL†††

—/ 60,000

 

HJL†††

—/ 60,000

 

—

 

HJN††† —/ 90,000

 

HJM††† —/ 90,000

 

HJM†††—/ 90,000

 

—

 

 

—

 

HJN††† —/120,000

 

HJN††† —/120,000

 

—

Efficiency (Steady State) (%)

HJE 82.8

 

HJD 82.8

 

HJD 82.8

HJD 82

 

HJF 80

 

 

HJE 81

 

 

HJE 81

 

HJE 81

 

 

—

 

HJF 80.4

 

HJF 80.4

HJF 80

 

HJH 82

 

 

HJG 82

 

 

HJG 82

 

 

—

 

HJK 80

 

 

HJH 81

 

 

HJH 81

 

 

—

 

 

—

 

HJK 80

 

 

HJK 80

 

 

—

 

HJM 80.2

 

HJL 80.2

 

HJL 80.2

 

—

 

HJN 81

 

 

HJM 81

 

 

HJM 81

 

 

—

 

 

—

 

HJN 80.7

 

HJN 80.7

 

—

Temperature Rise Range

HJE 25-55

 

HJD 25-25

 

HJD 25-55

HJD 25-55

 

HJF 55-85

 

HJE 35-65

 

HJE 35-65

HJE 35-65

 

 

—

 

HJF 50-80

 

HJF 50-80

HJF 50-80

 

HJH 25-55

 

HJG 25-55

 

HJG 25-55

 

—

 

HJK 55-85

 

HJH 35-65

 

HJH 35-65

 

—

 

 

—

 

HJK 50-80

 

HJK 50-80

 

—

 

HJM 20-50

 

HJL 20-50

 

HJL 20-50

 

—

 

HJN 30-60

 

HJM 30-60

 

HJM 30-60

 

—

Manifold Pressure (in. wg)

 

—

 

HJN 40-70

 

HJN 40-70

 

—

 

 

 

 

 

 

 

 

 

 

Natural Gas — Std

 

3.5

 

 

3.5

 

 

3.5

 

3.5

Liquid Propane — Alt††

 

3.5

 

 

3.5

 

 

3.5

 

3.5

Maximum Static Pressure (in. wg)

 

1.0

 

 

1.0

 

 

1.0

 

1.0

Field Gas Connection Size (in.)

 

1/2

 

 

1/2

 

 

1/2

 

1/2

HIGH-PRESSURE SWITCH (psig)

 

 

 

 

 

 

 

 

 

 

Standard Compressor Internal Relief

 

 

 

 

450 ± 50

 

 

 

Cutout

 

 

 

 

 

428

 

 

 

Reset (Auto.)

 

 

 

 

 

320

 

 

 

LOSS-OF-CHARGE SWITCH/LOW-PRESSURE

 

 

 

 

 

 

 

 

 

 

(Liquid LIne) (psig)

 

 

 

 

 

 

 

 

 

 

Cutout

 

 

 

 

 

7 ± 3

 

 

 

Reset (Auto.)

 

 

 

 

22 ± 5

 

 

 

FREEZE PROTECTION THERMOSTAT

 

 

 

 

 

 

 

 

 

 

Opens (F)

 

 

 

 

30 ± 5

 

 

 

Closes (F)

 

 

 

 

45 ± 5

 

 

 

OUTDOOR-AIR INLET SCREENS

 

 

Cleanable. Screen quantity and size varies with option selected.

 

RETURN-AIR FILTERS

 

 

 

 

Throwaway

 

 

 

Quantity...Size (in.)

 

 

 

 

2...16 x 25 x 2

 

 

 

4...16 x 16 x 2

LEGEND

 

 

 

the units will no longer be classified as Low NOx units.

 

 

Bhp — Brake Horsepower

 

 

 

ll Three-phase standard models have heating inputs as shown. Single-phase stan-

*Single phase/three phase.

 

 

 

dard models have one-stage heating with heating input values as follows:

 

 

 

 

HJD005-006,HJE004 — 72,000 Btuh

 

 

†Indicates automatic reset.

 

 

 

 

 

 

 

 

 

 

HJE005-006,HJF004 — 115,000 Btuh

 

 

**60,000 and 72,000 Btuh heat input units have 2 burners. 90,000 and

120,000

 

 

 

 

 

 

HJF005-006 — 150,000 Btuh

 

 

 

Btuh heat input units have 3 burners. 115,000 Btuh heat input units and 150,000

***California compliant three-phase models.

Btuh Heat input units have 3 burners.

†††California SCAQMD compliant low NOx models have combustion products that are

††An LP kit is available as an accessory. Kit may be used at elevations as high as 2000

controlled to 40 nanograms per joule or less.

ft. If an LP kit is used with Low NOx units, the Low NOx baffle must be removed and

 

10

Page 9 Page 11
Page 10
Image 10
Carrier 48HE003---006, 48HJ004---007 installation instructions Hje Hjd
Page 9 Page 11

48HJ004---007, 48HE003---006 specifications

Carrier has long been a trusted name in the HVAC industry, and its models 48HJ004---007 and 48HE003---006 continue that legacy, offering efficient, reliable climate control solutions. These models are designed for different applications, ensuring optimal performance in a variety of environments.

The 48HJ series features advanced rooftop units that are ideal for commercial settings. They come equipped with high-efficiency scroll compressors that provide superior cooling and heating capabilities. This series is noted for its compact design, allowing for easy installation on rooftops or other constrained spaces. The units offer variable capacity operation, which enables them to efficiently meet varying heating and cooling demands without unnecessary energy consumption.

One of the standout features of the 48HJ series is its use of advanced microprocessor controls. This technology allows for precise temperature management and system diagnostics, enhancing the ease of operation while ensuring maximum comfort. Additionally, the series supports advanced connectivity options, enabling integration with building management systems. This allows for remote monitoring and control, making it easier for facility managers to keep track of performance and energy usage.

On the other hand, the 48HE series specializes in high-efficiency heating and cooling performance. These units are designed for larger commercial spaces and come with robust features for enhanced durability and efficiency. Like the 48HJ series, the 48HE models utilize scroll compressors and are equipped with a high-efficiency fan setup for improved airflow and reduced noise levels.

The 48HE also includes an innovative heat pump option, which allows the system to reverse the cooling process to provide heating, making it versatile across different seasonal demands. Both series are designed with eco-friendly refrigerants that comply with the latest environmental regulations, ensuring a minimized ecological footprint.

In terms of energy efficiency, both the 48HJ and 48HE series hold impressive SEER and EER ratings, contributing to reduced operational costs over time. The units are also built with durable, corrosion-resistant materials, ensuring longevity and low maintenance needs.

In conclusion, Carrier 48HJ004---007 and 48HE003---006 models are designed with cutting-edge technology, energy efficiency, and flexibility in mind. Their robust features make them ideal choices for commercial applications, providing reliable comfort and operational excellence. Whether for cooling or heating, these systems stand out in performance and sustainability, earning Carrier's reputation as a leader in the HVAC market.
Top Page Image Contents