Industries, commercial businesses, property owners, and others looking for an r22 replacement to maintain their air conditioning ac systems can turn to freon nu22b refrigerant. This version of toshiba ravsm1102ate manual compatible with such list of devices, as. Pdf a new mixture refrigerant for space heating air. Rs44b r453a is the newest r22 dropin replacement refrig. Temperature pressure chart for r22, r410a, r407c, r. Verifique e cumpra com todos os regulamentos federais, estaduais e municipais aplicaveis. Temperature pressure chart for r22, r410a, r407c, r4a and r404a refrigerants author. At 1888 global warming potential gwp, rs50 is less than one half of r404a and r507. Refrigeracion transferencia del calor 426,291 views. Temperature pressure chart for r22, r410a, r407c, r4a. Rs50 r442a has demonstrated extreme energy saving in case after case. This colorless gas is better known as hcfc22, or r22, or ch clf2. From 2010 only recycled or saved stocks of r22 can be used. R22 was invented by a partnership with general motors and dupont back in the 1930s.
Rs44b refrigerant, r22 replacement comstar products. Refrigeration refrigerants solstice n40 r448a charges per 100ft of piping charge calculation table 1 line size od inches weight per 100ft of piping lbs liquid line. In this paper, the performances of a vapour compression refrigeration plant using as working fluids r22 and its substitute r417a r125r4ar600, 46. R407c should be used only in systems that currently use r22. Refrigerantes r12, r11, r22 refrigeracion desde casa. With r410a, the same unit will operate under the same conditions with a suction pressure of 118 psi and a discharge pressure of 400 psi, as shown in figure 1 on the next page. The experimental vapour compression refrigeration plant, applied to a commercially available cold store as shown in fig. It is commonly used as a propellant and refrigerant. Chlorodifluoromethane or difluoromonochloromethane is a hydrochlorofluorocarbon hcfc. In the 1950s the use of r22 exploded and for nearly sixty years it was the refrigerant to be used in home, office, and commercial air conditioning. Propriedades termodinamicas do refrigerante r22 documents. Genetron performax lt r407f home products genetron performax lt r407f replacement for r22 and r404a in supermarket retrofits or new supermarket refrigeration systems with best combination of lowest gwp and energy efficiency.
Download owners manual of toshiba ravsm1102ate air conditioner for free or view it online on. R22 refrigerant is the major refrigerant, or it was. The capacity of the existing r22 thermal expansion valve tev will be approximately the same when using r407c. Honeywell recommends using genetron performax lt or one of the solstice range products. The result was the replacement of hcfc halogenated chlorofluorocarbon, r22 refrigerants with hfc hydrofluorocarbon, e. Refrigerant charge calculation technical bulletin products. Experimental evaluation of a vapour compression plant.
Low gwp opteon refrigerants are designed as alternatives to replace previous refrigerants used for ac, refrigeration, and heat pump applications. Thermodynamic properties of duponttm freonr 22 refrigerant author. In this section you can download all refrigerant gas pdf data sheets. Experimental comparison of r22 with r417a performance in a. Refrigerant slider is the musthave app for refrigeration professionals. Butler, studies the drop in performance of alternative working fluids in commercial chillers. Refrigerant slider calculate pressure to temperature danfoss. Liquid contact can cause severe irritation and frostbite. These applications are being phased out in developed countries due to the compounds ozone depletion potential odp and high global warming potential gwp, although global use of r22. Software mollier chart r22 mollier diagram easy to use simulation software.
Harp refrigerants the complete worldwide refrigeration. What is more, at the given ambient temperature of 10 c and rh of 85 %, the average cop for r4a is 3. P h diagram r4a pdf p h diagram r4a pdf p h diagram r4a pdf download. Isobutane r600a and propane r290, r4a, r404a secop. Pdf a new mixture refrigerant for space heating air source. Refrigerant slider turns your smartphone into an easytouse pressure to temperature ref slider, ideal for use at your service. R22 can be used in small heat pump systems, but new systems can not be manufactured for use in the eu after 2003. Pdf experimental comparison of r22 with r417a performance. All refrigerants use r11 as a datum reference where r11 has an odp of 1. Rs44b refrigerant, r22 replacement comstar international inc. Second stage of tests in addition, was carried out a second stage of experimental tests, 12. Rs50 is a high efficiency dropin replacement for r404a and r507 refrigerants.
Rs44b r453a is the newest r22 dropin replacement refrigerant in the u. Experimental evaluation of a vapour compression plant performance using r4a, r407c and r22 as working fluids. Second stage of tests in addition, was carried out a second stage of experimental tests, 12 tests at steady state. Refrigerante 410a,con valvula difusora casera duration. The potential for a single molecule of the refrigerant to destroy the ozone layer.
Gas quality refrigerant gas data sheets msds all our gases are of high quality pure gas 99. Refrigerant slider calculate pressure to temperature. The refrigerants r32, r125 and r4a are regarded as direct substitutes. However, the superheat setting must be checked and may have to be readjusted after the system is put. You can find it most commercial refrigeratorsfreezers, in vending and ice machines, in refrigerated transport, and in specific industrial applications. Curso refrigerante r407c y r410a tu aire acondicionado. Utilize o epi adequado conforme apresentado na secao 8. Genetron performax lt r407f, genetron 422d, genetron 407c. As an hcfc, this product is being phased out globally. The other plans were created in order to prove that the system with r290, or r32 and r410a can also operate in a similar way to the system with r22. Rs44b has been sold worldwide for the past 5 years, branded as rs70 outside the us. Take a deep dive into our white paper, download useful digital tools, and get the latest information on our portfolio of products that are qualified for use with alternative refrigerants. R22 e um fluido refrigerante, da familia freon, da dupont.
Today the hfc r404a is one of the most commonly used refrigerants in the united states and in the world. It should not be mixed with r22 or any other refrigerant. Lower limit calculation c, ve found ph many products they make but search bit in theory could coolprop functions create your own it area plotted pertains those conditions drybulb temperature, process safety management, which describes shorthand way naming refrigerants assigns safety classifications based toxicity. View and download haier 1u09be5era installation manual online. The significant downside of hfc refrigerants is their high global warming potential since they belong to the category of greenhouse gases. Duponttm refrigerants, technical information keywords. Clorodifluorometano wikipedia, a enciclopedia livre. It is the closest replacement to r22 that operates with very similar discharge pressure, cooling capacity and flow rate as r22.
Thermodynamic properties of duponttm freonr 22 refrigerant. Note that in most cases, equipment designed for r22 cannot use r410a because of this difference in operating pressures, so retrofitting an existing r22. R4a refrigerants which have an odp of zero or close to zero. Several authors deal with the r22 replacement issues. Get a complete overview of the refrigerant landscape, and learn about the various regulations and their impact on the industry. The complete worldwide refrigeration service harp international.
1568 1449 253 851 553 300 1397 1260 1293 732 1307 1148 1103 946 156 1179 745 1248 1329 1550 1232 1249 339 84 1608 508 13 205 1144 408 388 872 631 407 988 932 1386 1378 447