Refrigerant Charging Systems
for Commercial/Domestic Refrigeration and Air Conditioning

Precision and reliability in refrigerant charging are paramount in refrigeration engineering and manufacturing. Refrigerant charging systems are critical in ensuring the optimal performance of air conditioning and refrigeration units. As such, professionals must comprehensively understand refrigerant charging systems and their components.

VTech is a leading process equipment manufacturer, designing exclusively for Air Conditioning and Refrigeration Original Equipment Manufacturers (OEMs). The company’s strategic focus lies in a narrow yet profoundly specialized range of products, which enables VTech to offer highly innovative and efficient solutions tailored to the rigorous demands of the refrigeration and air conditioning industry.

Key Components

To ensure the proper functioning of refrigerant charging systems, several key components work in tandem. These components play vital roles in maintaining the efficiency, safety, and environmental responsibility of the charging process.

Charging Hose

This is the conduit for refrigerant transfer from the supply to the air conditioning or refrigeration system. These hoses fulfill multiple roles depending on the process requirement including: evacuation for removing contaminants and residual moisture,

oil and refrigerant filling, refrigerant recovery.

Refrigerant Supply

A3/A2L refrigerant supply systems come in various sizes from bulk tanks holding thousands of pounds of refrigerant to small 100 lbs. range cylinders. The importance of a reliable refrigerant supply cannot be stressed enough when planning for an A3/A2L refrigerant charging cell.  VTech A3/A2L refrigerant supply solutions feature advanced refrigerant management systems ensuring continuous flow of liquid refrigerant to the filling area. This promotes high filling accuracy which is paramount for the reliability of modern refrigeration and air conditioning systems.

Safety Components (for A3/A2L refrigerant)

A comprehensive safety system is essential when using mildly flammable A2L and highly flammable A3 refrigerants. Safety Controllers, refrigerant leak sensors, and ventilation systems form a robust safety ecosystem.

R290 Refrigerant Charging

The shift towards eco-friendly refrigerants has seen R290 emerge as a prominent choice for commercial applications. Known for its low environmental impact and excellent thermodynamic properties, R290 refrigerant charging requires precise handling to ensure safety and system efficiency. VTech’s range of R290 charging systems and tools are tailored to meet these requirements, ensuring optimal performance and compliance with safety standards.

A3/A2L Refrigerant Charging

Using mildly and highly flammable refrigerants poses unique challenges for technicians and HVAC professionals. These refrigerants require specialized handling, storage, and transport methods to ensure safe operation. VTech’s refrigerant charging systems and components are designed to cater to these specific needs, providing secure and efficient solutions for charging A3/A2L refrigerants.

A2L & R32 Refrigerant Replacement

With the phasedown of high global warming potential (GWP) refrigerants, A2L-classified refrigerants, including R32, have gained traction. These alternatives offer lower environmental risks without compromising on performance. Expertise in R32 refrigerant replacement and A2L refrigerant systems is crucial as the industry transitions to sustainable options.

Refrigerant charging systems are crucial for optimizing refrigeration and air conditioning performance. As the industry shifts towards eco-friendly refrigerants like R290 and R32, mastering advanced charging techniques and safety is essential. Refrigeration engineers and maintenance staff must keep up with the latest refrigerant technology and methods to ensure efficiency and environmental responsibility.

Contact our expert team for further details on our refrigerant charging systems and how they can optimize your operations. Explore our range of solutions tailored specifically for the dynamic needs of modern refrigeration and air conditioning manufacturing.

VTECH REFRIGERANT CHARGING SYSTEMS

Refrigerant Types
  • HFC & HCFC (R134a, R404a, R410a, R407c) and blends
  • Hydrocarbons (R290, R600A, R170) and blends
  • CO2 (R744)
  • HFO (R1234yf)
  • Others on request
Refrigerant Metering Technology
  • Flow Transducer
  • Volumetric
  • Mass-flow
Refrigerant Charging Speed
  • Up to 5.3 oz/s (150g/s) depending on the application
Refrigerant Charging Accuracy
  • ± 0.017 oz (0.5 g) < 3.5 oz (100 g) / ±0.5% > 3.5 oz (100 g)
Additional optional functions
  • Pressure Decay Leak Test
  • Tracer Gas Charging
  • Refrigerant Recovery
  • Oil Charging
Control System
  • PLC, PC
User Interface
  • Touch Screen
Product Applications
  • Commercial Refrigerators
  • Domestic Refrigerators
  • Air conditioners (unitary to rooftop)
  • Scientific (Ultra-low temperature freezers, centrifuges, etc.)
  • Water Coolers
  • Display cases
  • Food prep
  • Walk-in coolers
  • Heat pumps
  • Pool heaters
  • Sensitive electronics cooling
  • Chillers
  • Construction equipment
  • Beverage Systems
  • Vending machines

Product Items

Refrigerant Charging Equipment

  • Flammable Refrigerant Charging Equipment

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    VTech supplies turn-key installations or individual equipment for flammable refrigerant charging. This includes regulatory compliance as well as engineering support during the whole life of the project.

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  • Non-Flammable Refrigerant Charging Equipment

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    VTech’s Charging Equipment line for non-flammable refrigerants (e.g. R134a, R404a, R513a, R410a, R407c) consists of VTech 100 series for low to medium productivity (typically in Commercial Refrigeration) and VTech MRC for medium-high production rates (Domestic Refrigeration and A/C). Please inquire with VTech for help in selecting the most suitable equipment for your application or consult our Markets section.

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  • Refrigerant Cylinder Filling Equipment

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    Refrigerant Cylinder Filling requires high-speed automatic charging of multiple refrigerants from bulk tanks to smaller cylinders for distribution. Virtually any refrigerant gas can be handled.

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