Safety data sheet refrigerant gas r410a national ref. Concentration pentafluoroethane r125 354336 2065578 ca. We offer this program free as a goodwill public service measure to help educate the industry on r 410a safety and practices. Epa announces phaseouts of hfc refrigerants refrigerant hq. There you have it folks, that is the true cost per pound of r410a refrigerant. We ran the tests with the original charge and afterwards the charge was optimized when necessary. I have seen some variable refrigerant flow equipment that called for it but only on excessive runs.
R 410a refrigerant gas, nitrogen gas flashing, communication cable 2c1. Central public sector enterprises have been significant partners in the progress. The refrigerants to be tested are r32, d2y60 and l41a. Their thermodynamic characteristics constitute as ideal replacement for r502 for refrigeration sector in new facilities at low and medium temperatures. If you arent sure whats in a system, either recover the full charge or have the refrigerant tested. Above this temperature equivalent to a condensing temperature of around 60c the refrigeration capacity of the r410a system starts to fall off more rapidly. R410apsltt r410apsvtt r410a t sl p p r410a t s vp p r410adsltt r410adsvtt r410ahsltt r410ahsvtt r410assltt r410assvtt r410acpsltt r410acpsvtt r410acvsltt r410accsvtt. Adding or removing refrigerant from a minisplit as part of installation, andor connecting or disconnecting hoses or precharged lines requires a section 608 technician certification. Compare r410a refrigerant price super offer from aliexpress.
Hfc410a has been around for more than a dozen years, even though the hvacr industry is just now ready to really embrace it. R 410a is often referred to as puron, the main brand name associated with this type of refrigerant. Hydronic air coil designed for hydronic applications. It has long been used in a variety of airconditioning and refrigeration applications in a variety of markets. Edit, fill, sign, download refrigerant r404a pressure temperature chart online on. Interim and longterm lowgwp refrigerant solutions for. Shop the top 25 most popular lowes refrigerant at the best prices. Refrigerants used in commercial heating, ventilating.
Products for refrigerants with a gwp refrigerants product grouping product product description pressure bar r1233zd r1234ze r4a r290, r600a r32 r407a r407f r407c r410a r422b r422d r444b r448a r449a r449b r450a r452a r452b r454a r454b r454c r455a r5a r744 co 2 r717 nh3 electronic controllers 1. Chemical product company identification trade name r 410a synonym hfc 32hfc 125. Vapours are heavier than air and can cause suffocation by reducing oxygen available for breathing. R410a has replaced r22 as the preferred refrigerant for use in residential and commercial air conditioners in japan, europe, and the united. The zoom feature provides no benefit to users who are blind. So, a tradeoff has to be done in order to achieve as high a cop as possible. The main two will be r22 and r410a which are also known as freon and puron respectively. Note that in most cases, equipment designed for r22 cannot use r410a because of this difference in operating pressures, so retrofitting an existing r22. Always refer to the manufacturer but in most cases its no longer needed.
Refrigeration technicians should already be knowledgeable in these areas prior. Never topoff a system with a refrigerant other than what is already in that system. Printable and fillable refrigerant r404a pressure temperature chart. The refrigerants are numbered with an r, followed by the hfcnumber, given by the rules of the fluorocarbons numbering system. With r410a, the same unit will operate under the same conditions with a suction pressure of. R404a is characterized by a remarkable chemical stability and low. The difference between r22 and r410a refrigerant and.
Phasing out hcfc refrigerants to protect the ozone layer. Halocarbon r 410a aspen r410a liquefied gas safety data sheet ghs product identifier other means of identification product type section 1. Psc result 2016 bd bangladesh held on everywhere in bangladesh. The second epa rule2 establishes the phaseout date for hfcs in chillers. R410a flammability burn velocity refrigerant cost r32 r452b a2l bv 6. Honeywell genetron refrigerants hcfc air conditioning. Material safety data sheet issued jul052004 revised 0. Central monitoring unit, refnet joint drain pipe upvc pipe, cooper pipe and its insulation, r 410a refrigerant gas, nitrogen gas flashing, communication. Draw and solve problems on ph diagram using r32 refrigerant at different conditions. Activities reasonably expected to violate the integrity of the refrigerant circuit include but are not limited to. The linde group offers the widest range of products to the refrigeration and air conditioning market, including hcfcs, hfcs, hfos and natural refrigerants, supplied in a full range of package sizes including cylinders, drums, and bulk deliveries, and also recovery, reclaim and waste management services. Exclusive formishieldtm coating for added protection.
Bd light commercial acdc compressors for mobile cooling. As the composition of the alternative refrigerants chosen to be tested was known, refprop 9. The idea was to use the refrigerant r22 as working fluid, and then replace it by the refrigerants. Material safety data sheet 9 physical and chemical properties appearanceodor ph ne specific gravity 1. Safety data sheet refrigerant gas r410a version 2 revision date. The refrigerants that are used as replacement for the hfcs are r4a, r404a, r407a, r410a, r22, and hydrocarbons propane and butane and ammonia. Central monitoring unit, refnet joint drain pipe upvc pipe, cooper pipe and its insulation, r 410a refrigerant gas, nitrogen gas.
Mainstream engineering, a manufacturer of aftermarket servicemaintenance and educationcertification products, is now offering a free r410a online training and certification course r410a certification program. The difference between r22 and r410a refrigerant and services. Prepared for the department of the environment and energy. Because of high moisture absorption rates with r410a lubricants, low cost filter driers should be installed in the refrigeration circuit of r410a systems. Refrigerant air coil designed for r410a refrigerant. Soft optimization tests would also be conducted to identify the necessary changes on a typical air conditioner and a heat pump that was designed for r410a. If your old air conditioner uses r22, you will pay more if you need to add refrigerant because of a leak. 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. R410a, sold under the trademarked names az20, ecofluor r410, forane 410a, freon 410a. Forane r 410a pentafluoroethane hfc125 difluoromethane hfc32 weel twa weel twa exposure limit4900 mgm3 ppm 2200 mgm3 ppm value airborne exposure guidelines for ingredients only those components with exposure limits are printed in. The epa has also listed a wide variety of foam blowing agents as unacceptable, however there is an exception for military and space. In addition, auger electron spectroscopy analysis was conducted showing that the oxygen concentration tends to increase with testing duration for both r410a. Material safety data sheet genetron az20 r410a version 2 revision date 11142007 print date 11142007 page 3 10 symptoms and the clinical conditions. From a glance, industrial refrigeration seems to be an easy sector regarding.
A wide range of measurements was performed on the performance of the refrigerants r4a, r290 propane, r404a, r407c, r410a, and r22 in a vapor compression experimental setup. Pdf advantages of co2 compared to r410a refrigerant of. R 410a, sold under the trademarked names az20, ecofluor r410, forane 410a, freon 410a, genetron r410a, puron, and suva 410a, is a zeotropic but nearazeotropic mixture of difluoromethane ch 2 f 2, called r32 and pentafluoroethane chf 2 cf 3, called r125 that is used as a refrigerant in air conditioning applications. Duponttm refrigerants, technical information keywords. This system is ideal where small equipment footprint and flexibility are a consideration since it replaces two dedicated machines. Refrigerants temperature and pressure at constant boiling. The analyses referred to dropin tests, where different refrigerants were tested in the same experimental facility under a very specific refrigeration application. Once the baseline test was completed, the original refrigerant r 410a was replaced by the alternatives dr5a, r32, and l412 respectively. R410a, sold under the trademarked names az20, ecofluor r410, forane 410a, freon 410a, genetron r410a, puron, and suva 410a, is a zeotropic but nearazeotropic mixture of difluoromethane ch 2 f 2, called r32 and pentafluoroethane chf 2 cf 3, called r125 that is used as a refrigerant in air conditioning applications. The experimental facility provides instrumentation and control strategies which allowed evaluating the behavior of the mass flow rate of refrigerant, the refrigeration capacity, the power. R410a safety data sheet national refrigerants, inc. Discover over 1404 of our best selection of lowes refrigerant on with topselling lowes refrigerant brands. R410a or two different refrigerants r410a and r407c can be charged at the same time. Refrigerants temperature and pressure charts temperature and pressure chart for refrigerants r22, r410a, r12, r4a, r401a, r409a, r502, r404a, r507a, r408a and r402a tag search en.
Once it receives focus, use the arrow keys on the keyboard to move and position the product image. Refrigerants are widely used in refrigeration cycle where cooling effect below the atmospheric temperatures are needed. Lets bring the refrigerant transition down to earth. Identification of the substancemixture and of the companyundertaking product identifier. Technical r404a data sheet features and uses of r404a r404a is a ternary mixture consisting of r125, r143a and r4a. Snaplisted hfc refrigerants as unacceptable and snap delisting these refrigerants for new retail food refrigeration in 2017, aerosols and propellants in 2018, and motor vehicles in 2021. R410a is manufactured and sold under various trade. R32 and hfos as lowgwp refrigerants for air conditioning. Reduce refrigerant leak to 10% per year, refrigerant gwp by 50%, and reduce charge by 65% 40% indirect warming impact energy consumption. The r22 refrigerant which is used as an alternative to cfcincluded refrigerants, has got a low odp value and thus, its use is permitted until the year 2030. Refrigerants are the fluids or gases contained in refrigerating devices, which boil or expand, removing heat from objects to be cooled, then compressed, transferring heat to cooling mediums such as water and air. Unprotected personnel should not return until air has been.
Thermodynamic properties of duponttm freonr 22 refrigerant. R410a why is it such an interesting refrigerant fluid. Draw and solve problems on ph diagram using r 410a refrigerant at different conditions. Let s bring the refrigerant transition down to earth. A comparison between refrigerants used in air conditioning. Thermodynamic properties of duponttm freonr 22 refrigerant author. Innovative, alternative fluids are under constant developmentwater is an obvious choice and even co 2 has been proposed. It is a hydrofluorocarbon hfc which does not hurt the ozone layer. It is illegal to intentionally release refrigerant.
Download limit exceeded you have exceeded your daily download allowance. V rf coil unitevaporating unit indoor units 30 nos. R410a r454b 677 10% near dropin if equal capacity 5% compr. This manual is not intended to teach air conditioning refrigeration system installation, troubleshooting, or repair. At first glance, the most notable difference between r 410a and r22 is the higher operating pressures. Reach out to our customer care team to receive information on technical. Cylinder, availability is subject to change without notice. The performance of both r22 and r410a is influenced by condensing temperature r410a is slightly more sensitive to condensing ambient temperature than is r22 up to around 45c. For more information please see newsletter pdf 3 work cell manufacturing for niche ac products. In the more than a decade of its existence, hundreds upon hundreds of stories, flyers, info sheets, powerpoint presentations, and slides have been produced talking about it. R410a the relative merits of r32 can be summarized based on a comparison of theoretical properties as shown in table 1. Worst ive seen is a r22 system converted to 410a and the installers left the old traps. R410a r407c refrigerant charging and leak testing vtech. Besides, there were applications of hfc125 and hfc227ea in fire protection systems.
To zoom in, use the keyboard to focus on the arrow icon within the product image. The unit operates in both cooling and heating mode, using r410a as refrigerant. Always make sure systems you work on are properly labeled with the refrigerant and oil when you leave d o n ts ref ig a cyl d. Here are some of the desirable properties of refrigerant explained in detail. During the year, the overall performance of cpses in india has shown. As a result, a refrigerant that has similar thermodynamic properties could be an alternative to r22. Composition information on ingredients concentration substance name cas no. Whenever we choose them for particular use properties of refrigerants also plays a vital role in economic and environmental friendly application. Although r 410a is specifically intended for use in new air conditioning applications that traditionally would have used r22, other applications are also possible, including low and mediumtemperature refrigeration systems. Designation and safety classification of refrigerants.
Refrigerant price can change drastically so dont miss out on a good deal. Hfc227a is an acceptable replacement for these applications. Bangladesh technical education board agargaon, dhaka1207. Configured as an a coil, rifled copper tubes and enhanced corrugated lanced aluminum fins to provide high efficiencies at low face velocities. Many alterative refrigerants were invented to be used instead of these harmful refrigerants and the researches for developing new are still taking place. Therefore, it is approved for new residential air conditioners and is on its way to. Epa608 certification, which includes an r 410a section, is still required, but a prevalent rumor in the industry that r 410a specific certification is required is not true. Refrigerant r410a 25 lbs restrictions applied gsistore. Thermodynamic properties of suva 404a hp62 refrigerant. It was observed from the hfc survey that, in bangladesh, hfc4a, r404a, r407c, r 410a were widely used in different applications in refrigeration and airconditioning systems. Due to high demand for forane r 410a refrigerant, 25 lb. Various types of aerosols such as hfc125, hfc4a, hfc227a, and similar blends will no longer be deemed acceptable as of january 1st, 2016.
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