RATED DRY WEIGHT AND REFRIGERANT CAPACITY

ENGLISH (lb)

TANK

 

TANK OD

 

DRY

R-134a MAXIMUM REFRIGERANT CAPACITY (lb)

 

 

WEIGHT*

 

 

SIZE

 

 

(in.)

 

ANSI/ASHRAE 15

UL 1963

 

 

 

(lb)

 

 

 

 

 

 

 

 

0428

 

 

24.00

 

 

2334

1860

1716

0452

 

 

27.25

 

 

3414

3563

3286

 

 

 

 

 

 

 

SI (kg)

 

 

 

 

 

 

 

 

 

 

TANK

 

TANK OD

 

 

DRY

R-134a MAXIMUM REFRIGERANT CAPACITY (kg)

SIZE

 

 

(mm)

 

 

WEIGHT*

ANSI/ASHRAE 15

UL 1963

 

 

 

(kg)

 

 

 

 

 

 

 

 

0428

 

 

610

 

 

1059

844

778

0452

 

 

692

 

 

1549

1616

1491

 

 

 

LEGEND

 

 

 

ANSI

American National Standard Institute

 

 

ASHRAE — American Society of Heating, Refrigeration,

 

 

 

 

and Air Conditioning Engineers

 

 

 

OD

Outside Diameter

 

 

 

UL

Underwriters Laboratories

 

 

 

*The above dry weight includes the pumpout condensing unit weight of 164 lb (75 kg).

COOLER INLET

COOLER REFRIGERANT

COOLER CHARGING

ISOLATION VALVE 11

PUMPOUT VALVE

7

VALVE 1b

 

 

 

COOLER

CONDENSER

CHARGING

VALVE 1a

 

CONTROL CENTER

 

 

 

 

 

 

 

DISCHARGE ISOLATION

 

 

 

 

 

 

VALVE (OPTIONAL)

 

 

 

 

 

 

 

PRESSURE

 

 

 

 

 

RELIEF SAFETY

 

 

 

 

 

VALVE

 

 

 

 

 

 

 

 

STORAGE

 

 

 

 

 

10

TANK LIQUID

 

 

 

 

 

 

VALVE

 

 

 

 

 

 

OIL

 

 

 

 

 

 

SEPARATOR

 

 

PUMPOUT

 

 

 

PUMPOUT

 

= SERVICE VALVE ON

COMPRESSOR

 

 

 

CONDENSER

 

= SERVICE VALVE ON

2

3

 

PUMPOUT

 

PUMPOUT UNIT

CHILLER (FIELD

 

 

 

SUPPLIED)

 

 

 

CONDENSER

 

 

4

5

 

WATER SUPPLY

 

= MAINTAIN AT LEAST 2 FT (610mm) CLEARANCE AROUND

 

 

 

 

 

AND RETURN

a23-1634

STORAGE TANK FOR SERVICE AND OPERATION WORK.

 

 

6 STORAGE TANK

 

 

 

 

 

VAPOR VALVE

 

 

 

 

 

 

Fig. 39 — Optional Pumpout System Piping Schematic with Storage Tank

(Configured to Push Liquid into Storage Tank)

28

Page 28
Image 28
Carrier HFC-134A installation instructions Rated DRY Weight and Refrigerant Capacity, A23-1634

HFC-134A specifications

Carrier HFC-134A, also known as tetrafluoroethane, is a hydrofluorocarbon (HFC) refrigerant widely used in a variety of cooling and heating applications. It is recognized for its role in refrigeration and air conditioning systems, making it a crucial component in many modern HVAC units. One of the key features of HFC-134A is its zero ozone depletion potential, which makes it an environmentally friendly alternative to older refrigerants like CFCs and HCFCs.

The characteristics of HFC-134A include its stability, non-corrosiveness, and effectiveness at low temperatures. These properties allow it to perform efficiently in both residential and commercial refrigeration systems. The refrigerant operates within a temperature range that is ideal for many applications, including food preservation and air conditioning. HFC-134A's thermodynamic properties enable it to absorb and release heat effectively, making it suitable for both vapor-compression and absorption refrigeration cycles.

From a technological perspective, the use of HFC-134A aligned with the transition to more sustainable refrigerants. As global environmental regulations have tightened, manufacturers have shifted towards refrigerants with lower global warming potential (GWP). HFC-134A has a GWP of approximately 1,430, which is lower than many of its predecessors but still higher than some newer alternatives. This aspect drives ongoing research and development in the industry, aiming to create even more environmentally sound refrigerants.

Carrier HFC-134A is compatible with various lubricants and can be integrated into systems designed for other refrigerants with minimal modifications. This flexibility allows for a smoother transition within existing installations as businesses and homeowners upgrade their HVAC systems to comply with environmental regulations.

In summary, Carrier HFC-134A plays a significant role in modern refrigeration and air conditioning technology. Its main features, including zero ozone depletion potential, stability, and efficiency, contribute to its widespread use in various applications. As the industry continues to evolve, the focus on reducing the environmental impact of refrigerants will undoubtedly influence the future direction of HFC-134A usage and the development of new alternatives.