Calculation of cooling pipes refrigerant properties and. Technical r 404a data sheet features and uses of r 404a r404a is a ternary mixture consisting of r125, r143a and r4a. Refrigerant properties application ranges overview lubricants to the digital refrigerant report. R404a has traditionally been used in commercial, industrial and transport refrigeration for many years. It can be used in new equipment and can replace r22, r404a, r507, and r407a in existing equipment. R404a, refrigerant, refrigeration johnstone supply. A comparison between refrigerants used in air conditioning. A new generation refrigerant replacement for industrial and transport refrigeration. Natural refrigerants can often be sourced as byproducts from other processes. Get help selecting the right refrigerant, or use our pt chart app to help you set a. R404a has been approved by many refrigeration compressor and system manufacturers for use in new refrigeration equipment, such as food. In order to help our customers keep pace, danfoss has released many product types for the major lowgwp refrigerant alternatives such as r448a, r449a, and r452a and continues to update coolselector on a monthly base. It has zero ozone depletion potential odp and a global warming potential gwp of 3920. To optimization the buildings to make them sustainable, which software is better.
In most cases, creard r407h can be used without major changes to existing r 404a r507 systems. A comparison between refrigerants used in air conditioning derya ozkan, ozden agra and ozlem cetin university of yildiz technical university, turkey corresponding email. R404a refrigerant 24 lb replacement cylinder best prices. If possible, the refrigerant must be odorless, but easy detection in the air is desirable. A nonozonedepleting replacement for r502 in low and mediumtemperature commercial refrigeration systems. Please note that for reduced gwp, klea 407a offers a good alternative. Hfc125 hfc143a hfc4a freon 404a r404a, wt% 44 52 4 the individual components of the three mixtures are listed in table 1 to show their chemical names and formulae. Refrigerant properties glide and heat exchanger performance r404a is a quasiazeotrope refrigerant blend, which means it condenses and boils at nearly the same temperature for a given pressure temperature glide lower than 0. A table with properties obtained from two sources nist ref prop software, version 4. It has a superior performance against many other hfcs in lowtemperature applications. With a gwp of just 97, it provides a longterm refrigerant solution. Refrigerants r402a, r402b, and r404a properties, uses. Pseudopure fluid equations of state for the refrigerant blends r410a. Both substances are the preferred choice in terms of their properties and are also used as basic components in hfohfc blends.
As you are aware, a quota system is now in place for importing hfc refrigerants and this reduces every two years. Here is a list of replies to the many questions we have received related to the best refrigerants to replace r404a in refrigeration applications, the impact on the components and their availability. Theres a simple rule in the industry that hfc404a refrigerant needs to be used with poe oil. It can be used in new commercial refrigeration equipment and for the retrofit of existing systems. Opteon xp40 r449a has been successfully used in a wide range of commercial refrigeration applications.
The european commission has a proposal to prohibit refrigerants with gwp 2500 for servicing and maintaining commercial refrigeration equipment. Compare solstice n40 to r404a on energy consumption, and payback time. The available import quantity of hfcs is based on the global warming potential gwp of each refrigerant. Forane 404a r404a is a nonozone depleting, near azeotropic blend of hfc refrigerants r125, r143a, and r4a, and is formulated to match the properties of r502, making it useful for a variety of medium and low temperature refrigeration applications. Usually, a fluid, used in a heat pump and refrigeration cycle that can extract heat from another body or substance. If you require a reliable source of thermodynamic properties, we recommend you obtain a copy of ees engineering equation solver from or. R404a operated at comparable physical and thermodynamic properties that r502 did which made transitioning to new systems or retrofitting older systems a much easier task. R290 propane is a hydrocarbon and although highly flammable it is an efficient refrigerant that has a low global warming potential gwp. As r410a is now widely used commercially, further knowledge is desired on how different an r410a system is from established refrigerant systems and any possibilities for retrofitting.
R404a refrigerant blend page 3 of 8 r404a is not flammable in air at temperatures up to 100 deg. Natural refrigerants are relatively cheap because they are mass produced for a wide range of uses and are readily available if distribution structures are present. If you are having trouble downloading this software, or are getting an. Replaces r22, and r404a r507 in ltmt refrigeration applications nonozone depleting low gwp refrigerant for retrofit and new installationslower energy consumption compared to r404a 507compatible with poe lubricantsapproved by major oemsapplications. Refrigerant development and legal situation stratospheric ozone depletion as well. Ingersoll rands diverse and innovative products range from complete air compressor systems, tools, aro pumps, material handling systems and more.
Whilst it has become the widely accepted alternative to cfc r502, r404a is coming under greater scrutiny due to its high global warming potential, leading to an increased focus on lower gwp. For decades, freon refrigerants have been chosen for their performance and safety for all residential and commercial ac, heat pumps, and refrigeration. Opteon xp40 r449a refrigerant is an environmentally sustainable, nonozone depleting refrigerant offering a low global warming potential gwp. The decision to use the low gwp refrigerant r1234yf in mobile air conditioning systems for passenger cars low gwp hfo refrigerant r1234yf also led to the development of alternatives for further mobile applications as well as stationary refrigeration, air conditioning and heat pump systems.
Arpus is a software for calculating temperature and pressure of agc fluorocarbon products. Home products genetron 404a r404a this product has gwp of 3922. Freon refrigerants 5 freon 404a r404a offers the best overall properties when compared with r502. This refrigerant provides improved performance versus r404a and r507 in new and existing. Opteon xp44 r452a refrigerant is a nonozone depleting, low global warming potential gwp hydrofluoroolefin hfo based replacement for r404a and r507 refrigerants.
R4a is also known as tetrafluoroethane cf3ch2f from the family of hfc refrigerant. Refrigerant properties courses, free refrigerant properties information, data sheets, pressure enthalpy diagrams. The properties of r463a and r404a, as analyzed using national. Aspects on the development of hfo and hfohfc refrigerants. Studies have shown that r407h has an improved cop vs other hfohfc based replacement refrigerants and better cooling capacity than r 404a. Solkane software is designed for calculations involving complex material data and refrigerant circuits. R404a is a pseudoazeotropic mixed refrigerant composed of the three ingredients r125, r4a, and r143a, and was developed as a substitute refrigerant for r502 and r22, used in commercial refrigerator equipment for low and medium temperature ranges. Find answers to your refrigerants questions with honeywell refrigerants suite of apps, calculators, and software. Feb 26, 2014 these new rules targeting the high gwp refrigerants will affect r404a, r507a and r422a mo79, all of which were substitutes for r22 or r502 and all with gwps of over 3,000. R404a alternatives, refrigerant, refrigeration, including r448a refrigerant, opteon xp40 refrigerant, 25 lb. Co2 as a refrigerant properties of r744 climate conversations. The saturated and boiling steam properties of refrigerants r22, r4a, r32, r152a, r290, r1270 and r600a to be analyzed have been taken from the refprop 7. A wide variety of r404a refrigerant options are available to you, such as industrial grade, agriculture grade, and electron grade.
This thesis uses a computer model simulation to specifically compare the performance of r410a and r404a. Recycling or disposal after use in cooling systems is easier than with cfcs, hcfcs and hfcs. However, it is strongly recommended that system capacity verification be done using copeland brand products select software or the refrigerant manufacturer published comparison factors. As contractors help hotels, restaurants and food production premises to find alternatives, danfoss is ready with a wide wide range of components for popular choices like r448a, r449a, r5a, and r452a and. However, mixtures of r 404a with high concentrations of air at elevated pressure andor temperature can become combustible in the presence of an ignition source. It possesses outstanding properties as a refrigerant for showcases. Home genetron properties suite simulate your system with the right refrigerant and export the results to excel. Yet there are reports of refrigeration systems that had been running on hcfc22 being converted to r404a, but without changing out the mineral oil to a poe. It was designed to replace r502 and r22 used in commercial refrigerator equipment for low and medium temperature ranges. Starting january 1, 2018, the sale of ods ozone depleting substances and substitute refrigerant is restricted to certified technicians only. R404a refrigerant pressure temperature chart by alec johnson mar 20. R 404a is a 400series refrigerant blend with a small temperature glide, which has the potential to fractionate. R404a will soon be banned in new refrigeration applications in europe, and from 2020 onwards, only recycled refrigerants can be used for servicing. Technical r404a data sheet features and uses of r404a r404a is a ternary mixture consisting of r125, r143a and r4a.
Lower gwp replacement for refrigerant r404a in new equipment designs and retrofit systems, with improved performance and higher cooling capacity lowgwp blend for new and retrofit systems r449a is a mixture of common hydrofluorocarbons hfc and new hydrofluoroolefin molecule r1234yf hfo, a composition of r32 24%, r125 25%, r4a 26%. In addition, the physical properties of the freon hp refrigerants are listed in table. As the industry faces the regulations to phase out ozone depleting substances, known as the montreal protocol, daikin has been at the forefront of the drive to provide environmental friendly refrigerants. However, mixtures of r404a with high concentrations of air at elevated pressure andor temperature can become combustible in the presence of an ignition source.
R404a alternatives, refrigerant, refrigeration johnstone. However, the hfc phase down steps will hit r404a particularly hard and from 2020 there will be a ban on any refrigerant with a gwp of 2500 or more in stationary equipment. R 404a is being used by oems in new equipment and also on retrofitted equipment. R404a is an hfc blend designed excessively for commercial refrigeration. R 404a refrigerant blend page 3 of 8 r 404a is not flammable in air at temperatures up to 100 deg. R404a is a 400series refrigerant blend with a small temperature glide, which has the potential to fractionate. R404a alternatives, refrigerant, refrigeration johnstone supply. R404a, refrigerant, refrigeration, including r404a refrigerant, 24 lb. R404a is used across a variety of low and medium temperature applications including super market freezersrefrigerators, vending machines, ice machines, refrigerated transport, and industrial refrigerant systems. May 14, 2015 a significant challenge with the application of co 2 as a refrigerant is the higher operating pressures compared to other commercial refrigerants. These new rules targeting the high gwp refrigerants will affect r404a, r507a and r422a mo79, all of which were substitutes for r22 or r502 and all with gwps of over 3,000. R407h can be considered a drop in solution for many systems 2.
In 2000 international refrigeration conferences at purdue university. Jun 18, 2018 the refrigerant transition is accelerating and hvacr associations are urging the industry to move away from r404a. R404a calibration gas we offer many more refrigerant calibration gas mixtures upon request. Explore all our product offerings in the honeywell city. Buy refrigerants online offers laboratory certified refrigerants to ahri700 standards. Investigation and analysis of r463a as an alternative refrigerant to. It also exhibits low compressor discharge temperatures which makes it suitable for singlestage compression, avoiding the need for interstage cooling. Its properties make it ideal for use in display cases, refrigerated vehicles, ice makers, and other applications. R404a is a blend of r125 r143a r4a with mass percentages of 44 %. R404a products and service information agc chemicals. R404a is a ternary refrigerant blend consisting of the hfc r125 fortyfour percent, hfc r143a fiftytwo percent, and hfc r4a four percent. The following is a list of refrigerants with their typeprefix, ashrae designated numbers, iupac chemical name, molecular formula, cas registry number blend name, atmospheric lifetime in years, semiempirical ozone depletion potential, net global warming potential over a 100year time horizon, occupational exposure limitpermissible exposure. This allowed the world to stop using ozone depleting refrigerants.
Danfoss solutions for commercial refrigeration approved for. Bulletin art18 contains viscosity, thermal conductivity, and heat. Compare performance of multiple refrigerants learn the line sizing and many. May 01, 2017 r404a is a nearazeotropic, ternary refrigerant blend consisting of hfc125 44 percent, hfc143a 52 percent, and hfc4a 4 percent. A literature survey of alternative refrigerants during single. The chart in figure 3 compares the pressure of r744 with r404a and r4a. Freon 404a r404a hfc refrigerant freon refrigerants.
Most widely used low and mediumtemperature replacement. R290 propane is refrigerant grade propane, used as an alternative to r404a and r407 series refrigerants in new refrigeration and air conditioning systems. Technical r404a refrigerant gases and products for air. With the discovery of the damaging effect of cfcs and hcfcs refrigerants to the ozone layer, the hfc family of refrigerant has been widely used as their replacement. Simulate your system with the right refrigerant and export the results to excel. Refrigerants physical properties engineering toolbox. Additional physical property data may be found in other dupont publications.
All hfcs are considered ods substitutes and affected by this restriction. However, these refrigerants are flammable safety class a2l, meaning the refrigerant quantity in the system must be considered. The ideal working fluid or often called refrigerant would have favorable thermodynamic properties, be noncorrosive to mechanical components, and be safe, including freedom from toxicity and flammability. These products are available in portable cylinders in a various quantities to fit your needs and demands. R404a refrigerant is an established alternative to r22 and r502. Similar refrigerant restrictions for cold storage refrigeration have also been included, taking effect in 2023. We also enhance productivity through solutions created by club car, the global leader in golf and utility vehicles. Compare performance of multiple refrigerants, learn the line sizing, and much more all for free.
It has long been used in a variety of airconditioning and refrigeration applications in a variety of markets. Freon 404a is a nonflammable, low toxicity refrigerant that carries an ashrae a1 safety classification and offers similar properties to the refrigerant it replaces. To enable the use of smaller compressors and other equipment the refrigerant should have smaller vapor density. R404a is an hfc blend that is widely used in low and medium temperature refrigeration applications, such as those used in commercial refrigeration. Freon 404a offers the best overall properties when compared to r502. Opteon xp44 is wellsuited for use in directexpansion dx chillers. Freon 404a r404a is a blended hydrofluorocarbon hfc refrigerant comprised of r125, r4a, and r143a. In most multiple compressor racks, there should still be adequate capacity. Opteon xp40 is a highperforming refrigerant for low and mediumtemperature refrigeration.
Viscosity of mixed refrigerants r404a, r407c, r410a, and r507a. R449a opteon xp40 opteon xp40 r449a is a nextgeneration hfobased refrigerant that combines excellent cooling performance with improved energy efficiency and environmental properties. Request a quote for a product and we will provide a price and create a part number for future purchases. Physical properties of refrigerants molecular weight, boiling, freezing and critical points engineering toolbox resources, tools and basic information for engineering and design of technical applications. Ingersoll rand provides products, services and solutions that enhance our customers energy efficiency, productivity and operations. On the other hand, refrigerants r449a and r452a exhibit 1. In order to lower the climate impact of transport refrigeration equipment, a major manufacturer has launched a new line of trailer and selfpowered truck units using r452a refrigerant gwp of 2,140, anticipating the 2014 fgas regulation which will soon ban high gwp r404a gwp of 3,922. For more than 80 years, daikin has been a leading producer of fluorine refrigerants. Some commonly used refrigerants, such as r404a, r407a and r507 have been deemed unacceptable for use in new installations for retail food refrigeration effective 2021.
Home genetron refrigerants modeling software download. Also, you can find all the information about r404a that what are you want exactly in the. This refrigerant is called freon 404a r404a, and its composition is. Substitutes for r22 in refrigeration systems r404a and r507a as substitutes for r22 and r502 r407a, r407b, r407f, r407h and r422a as substitutes for r22 and r502. Their thermodynamic characteristics constitute as ideal replacement for r502 for refrigeration sector in new facilities at low and medium temperatures. The biggest impact will be on users of r404a, a refrigerant widely used in supermarket refrigeration systems and accounting for 46% of worldwide fgases. After download and installation, everyone in the air conditioning and refrigeration industries can calculate saturation. R404a products and service information agc chemicals company. Calculate properties of various refrigerants easily generate pt tables for various refrigerants geneton properties suite provides results in tabulated form exportable to excel and in diagrams you are used to pressureenthalpy, temperatureentropy.
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