Ultieme gids voor R22, R410A, R32, R404A- en R407C-koelmiddelen
Ultieme gids voor R22, R410A, R32, R404A- en R407C-koelmiddelen
Koudemiddelen begrijpen: R22, R410A, R32, and R404A
Understanding the qualities and distinctions among R22, R410A, R32, and R404A refrigerants is crucial for anyone involved in HVAC systems. Each refrigerant offers unique benefits and challenges, from efficiency and performance to environmental impact. By exploring these differences, you can make informed decisions that optimize system performance while aligning with current and future regulatory requirements.
![R22 refrigerant R22 refrigerant](https://harmannsport.com/wp-content/uploads/2024/06/R22-refrigerant.webp)
![R410A refrigerant](https://harmannsport.com/wp-content/uploads/2024/04/R410A-refrigerant.webp)
![R32 refrigerant](https://harmannsport.com/wp-content/uploads/2024/04/R32-refrigerant.webp)
![R404A-Refrigerant R404A-Refrigerant](https://harmannsport.com/wp-content/uploads/2024/06/R404A-Refrigerant.webp)
R22 vs. R410A vs. R32 vs. R404A Vs. R407C Stress Temperature Graphes
When comparing the stress temperature level graphes of cooling agents R22, R410A, R32, R404A and R407C numerous vital factors emerge that highlight their distinctive features and applications in HVAC systems. These variables include running pressures, temperature ranges, and performance. Comprehending these differences is important for choosing the ideal refrigerant for particular a/c applications.
Cooling agent | Running Stress (psi) | Temperature Variety ( ° F) | Applications |
R22 | 68 – 250 | -40 naar 65 | Residential and commercial air conditioning |
R410A | 120 – 400 | -55 naar 155 | High-efficiency residential and business a/c |
R32 | 100 – 360 | -58 naar 160 | High-efficiency a/c and warmth pumps |
R404A | 100 – 375 | -50 naar 50 | Industrial refrigeration and transport refrigeration |
R407C | 120 – 400 | -60 naar 145 | High-efficiency residential and business a/c |
![R404A R22 R32 R410A koelmiddelen R404A R22 R32 R410A refrigerants](https://harmannsport.com/wp-content/uploads/2024/06/R404A-R22-R32-R410A-refrigerants.webp)
R22 has traditionally been a prominent selection because of its modest stress variety and broad temperature array, making it appropriate for a selection of applications. Echter, because of its high ozone deficiency capacity, its usage has been phased out under worldwide guidelines.
R410A is extensively used as a replacement for R22 in several applications due to its higher efficiency and zero ozone depletion possibility. It runs at considerably higher pressures, which calls for systems designed to deal with these stress but offers much better performance at a variety of temperature levels.
R32, a reasonably more recent refrigerant, supplies even higher performance than R410A and has a lower global warming potential. Its stress temperature qualities make it suitable for high-efficiency cooling and warm pump systems, although it runs at comparable stress to R410A, necessitating proper system layouts.
R404A is primarily made use of in industrial refrigeration and transportation applications because of its ability to keep low temperatures successfully. It operates at a pressure range that approaches R410A yet is enhanced for lower temperature applications.
R407C refrigerant is a popular alternative to R22 with a medium Global Warming Potential (GWP) for low to medium temperature air conditioning and commercial refrigeration equipment. Compared to R22, R407C offers better environmental performance because it does not damage the ozone layer.
R22 pressure temperature chart
In my extensive experience working with refrigerants, understanding the pressure-temperature characteristics of R22 is crucial for the effective operation and maintenance of HVAC systems. R22, also known as chlorodifluoromethane, has been widely used in air conditioning and refrigeration applications for many years.
A detailed pressure-temperature chart for R22 is essential for accurately assessing system performance and identifying potential issues. This chart helps in determining the saturation temperature at a given pressure, ensuring the system operates within optimal parameters. Below is an in-depth table illustrating the relationship between pressure and temperature for R22 refrigerant.
Pressure (Kpa) | Pressure (Bar/kg) | Pressure (PSI) | Saturation Temperature (℃) | Saturation Temperature (℉) |
100 | 1 | 14.5 | -41.6 | -42.8 |
150 | 1.5 | 21.8 | -32.5 | -26.5 |
200 | 2 | 29 | -25.1 | -13.2 |
250 | 2.5 | 36.3 | -19 | -2.2 |
300 | 3 | 43.5 | -13.7 | 7.3 |
350 | 3.5 | 50.8 | -8.8 | 16.2 |
400 | 4 | 58 | -4.4 | 24.1 |
450 | 4.5 | 65.3 | -0.3 | 31.5 |
500 | 5 | 72.5 | 3.4 | 38.1 |
550 | 5.5 | 79.8 | 6.8 | 44.2 |
600 | 6 | 87 | 10 | 50 |
650 | 6.5 | 94.3 | 13 | 55.4 |
700 | 7 | 101.5 | 15.8 | 60.4 |
750 | 7.5 | 108.8 | 18.4 | 65.1 |
800 | 8 | 116 | 21 | 69.8 |
850 | 8.5 | 123.3 | 23.4 | 74.1 |
900 | 9 | 130.5 | 25.7 | 78.3 |
950 | 9.5 | 137.8 | 28 | 82.4 |
1000 | 10 | 145 | 30.1 | 86.2 |
1050 | 10.5 | 152.3 | 32.2 | 89.9 |
1100 | 11 | 159.5 | 34.2 | 93.6 |
1150 | 11.5 | 166.8 | 36.2 | 97.2 |
1200 | 12 | 174 | 38.1 | 100.6 |
1250 | 12.5 | 181.3 | 39.9 | 104 |
1300 | 13 | 188.5 | 41.7 | 107 |
1350 | 13.5 | 195.8 | 43.4 | 110.1 |
1400 | 14 | 203 | 45.1 | 113.1 |
1450 | 14.5 | 210.3 | 46.8 | 116.2 |
1500 | 15 | 217.5 | 48.4 | 119.1 |
1550 | 15.5 | 224.8 | 50 | 122 |
1600 | 16 | 232 | 51.5 | 124.7 |
1650 | 16.5 | 239.3 | 53 | 127.4 |
1700 | 17 | 246.5 | 54.4 | 130 |
1750 | 17.5 | 253.8 | 55.8 | 132.4 |
1800 | 18 | 261 | 57.2 | 134.9 |
1850 | 18.5 | 268.3 | 58.5 | 137.3 |
1900 | 19 | 275.5 | 59.8 | 139.6 |
1950 | 19.5 | 282.8 | 61.1 | 141.9 |
2000 | 20 | 290 | 62.3 | 144.1 |
2050 | 20.5 | 297.3 | 63.5 | 146.3 |
2100 | 21 | 304.5 | 64.7 | 148.5 |
2150 | 21.5 | 311.8 | 65.9 | 150.6 |
2200 | 22 | 319 | 67 | 152.6 |
2250 | 22.5 | 326.3 | 68.1 | 154.6 |
2300 | 23 | 333.5 | 69.2 | 156.6 |
2350 | 23.5 | 340.8 | 70.2 | 158.6 |
2400 | 24 | 348 | 71.3 | 160.5 |
2450 | 24.5 | 355.3 | 72.3 | 162.3 |
2500 | 25 | 362.5 | 73.3 | 164.1 |
2550 | 25.5 | 369.8 | 74.3 | 166 |
2600 | 26 | 377 | 75.2 | 167.7 |
2650 | 26.5 | 384.3 | 76.2 | 169.4 |
2700 | 27 | 391.5 | 77.1 | 171.2 |
2750 | 27.5 | 398.8 | 78 | 172.9 |
2800 | 28 | 406 | 78.9 | 174.5 |
2850 | 28.5 | 413.3 | 79.8 | 176.2 |
2900 | 29 | 420.5 | 80.7 | 177.8 |
2950 | 29.5 | 427.8 | 81.5 | 179.2 |
3000 | 30 | 435 | 82.4 | 180.3 |
Under the same ambient temperature conditions (outdoor temperature 35°C, indoor temperature 27°C)
The above table clearly shows the saturation temperature levels at various stress, which is crucial for fixing and optimizing system performance. For circumstances, if an a/c system utilizing R22 runs at a stress of 70 psig, the equivalent saturation temperature would certainly be approximately 42 ° F. This data permits technicians to identify if the system is operating properly or if changes are needed.
In addition, it is important to keep in mind that R22 is being phased out because of ecological problems, specifically its ozone exhaustion possibility. Echter, a significant variety of existing systems still make use of R22, making the understanding of its pressure-temperature partnership highly pertinent for maintenance and retrofitting processes.
R410A pressure temperature chart
R410A, a mix of difluoromethane (R32) and pentafluoroethane (R125), operates at significantly higher stress contrasted to standard refrigerants like R22. This high-pressure procedure necessitates making use of elements particularly developed to handle these problems.
One of the primary advantages of R410A is its improved warm transfer effectiveness. This effectiveness originates from its thermodynamic residential properties, which include a higher concealed heat of vaporization.
Pressure (Kpa) | Pressure (Bar/kg) | Pressure (PSI) | Saturation Temperature (℃) | Saturation Temperature (℉) |
100 | 1 | 14.5 | -52.9 | -63.2 |
150 | 1.5 | 21.8 | -45.2 | -49.4 |
200 | 2 | 29 | -39.4 | -38.9 |
250 | 2.5 | 36.3 | -34.6 | -30.3 |
300 | 3 | 43.5 | -30.4 | -22.7 |
350 | 3.5 | 50.8 | -26.8 | -16.2 |
400 | 4 | 58 | -23.5 | -10.3 |
450 | 4.5 | 65.3 | -20.6 | -5.1 |
500 | 5 | 72.5 | -17.8 | -0.1 |
550 | 5.5 | 79.8 | -15.3 | 4.4 |
600 | 6 | 87 | -12.9 | 8.8 |
650 | 6.5 | 94.3 | -10.6 | 12.9 |
700 | 7 | 101.5 | -8.4 | 16.9 |
750 | 7.5 | 108.8 | -6.3 | 20.7 |
800 | 8 | 116 | -4.3 | 24.3 |
850 | 8.5 | 123.3 | -2.4 | 27.7 |
900 | 9 | 130.5 | -0.5 | 31.1 |
950 | 9.5 | 137.8 | 1.3 | 34.3 |
1000 | 10 | 145 | 3.1 | 37.5 |
1050 | 10.5 | 152.3 | 4.9 | 40.8 |
1100 | 11 | 159.5 | 6.6 | 43.8 |
1150 | 11.5 | 166.8 | 8.4 | 46.8 |
1200 | 12 | 174 | 10.1 | 49.8 |
1250 | 12.5 | 181.3 | 11.8 | 52.7 |
1300 | 13 | 188.5 | 13.5 | 55.6 |
1350 | 13.5 | 195.8 | 15.2 | 58.4 |
1400 | 14 | 203 | 16.9 | 61.3 |
1450 | 14.5 | 210.3 | 18.6 | 64 |
1500 | 15 | 217.5 | 20.2 | 66.4 |
1550 | 15.5 | 224.8 | 21.8 | 68.8 |
1600 | 16 | 232 | 23.4 | 71.2 |
1650 | 16.5 | 239.3 | 25 | 73.5 |
1700 | 17 | 246.5 | 26.6 | 75.9 |
1750 | 17.5 | 253.8 | 28.1 | 78.5 |
1800 | 18 | 261 | 29.6 | 81.3 |
1850 | 18.5 | 268.3 | 31.1 | 84 |
1900 | 19 | 275.5 | 32.6 | 86.7 |
1950 | 19.5 | 282.8 | 34 | 89.2 |
2000 | 20 | 290 | 35.5 | 91.9 |
2050 | 20.5 | 297.3 | 36.9 | 94.4 |
2100 | 21 | 304.5 | 38.3 | 96.9 |
2150 | 21.5 | 311.8 | 39.7 | 99.5 |
2200 | 22 | 319 | 41.1 | 101.9 |
2250 | 22.5 | 326.3 | 42.4 | 104.3 |
2300 | 23 | 333.5 | 43.8 | 106.8 |
2350 | 23.5 | 340.8 | 45.1 | 108.9 |
2400 | 24 | 348 | 46.4 | 111.5 |
2450 | 24.5 | 355.3 | 47.7 | 117.8 |
2500 | 25 | 362.5 | 49 | 117.8 |
2550 | 25.5 | 369.8 | 50.3 | 122.5 |
2600 | 26 | 377 | 51.5 | 124.7 |
2650 | 26.5 | 384.3 | 52.8 | 127.1 |
2700 | 27 | 391.5 | 54 | 129.2 |
2750 | 27.5 | 398.8 | 55.3 | 131.5 |
2800 | 28 | 406 | 56.5 | 133.7 |
2850 | 28.5 | 413.3 | 57.7 | 135.9 |
2900 | 29 | 420.5 | 58.9 | 138.1 |
2950 | 29.5 | 427.8 | 60.1 | 140.2 |
3000 | 30 | 435 | 61.2 | 142.2 |
Under the same ambient temperature conditions (outdoor temperature 35°C, indoor temperature 27°C)
R32 pressure temperature chart
R32, additionally called difluoromethane, is a preferred refrigerant in the heating and cooling market because of its low international warming possibility (GWP) and effective efficiency. Understanding the pressure temperature connection of R32 is essential for the appropriate style, installation, and maintenance of heating and cooling systems that use this refrigerant.
The pressure temperature graph for R32 supplies vital data on how the pressure of the cooling agent differs with temperature level. This info is vital for making sure that the cooling agent runs within risk-free and effective criteria. Below is an in-depth table illustrating the connection between pressure and temperature for R32:
Pressure (Kpa) | Pressure (Bar/kg) | Pressure (PSI) | Saturation Temperature (℃) | Saturation Temperature (℉) |
100 | 1 | 14.5 | -39.8 | -39.6 |
150 | 1.5 | 21.8 | -30.1 | -22.2 |
200 | 2 | 29 | -23.3 | -9.9 |
250 | 2.5 | 36.3 | -18 | -0.4 |
300 | 3 | 43.5 | -13.5 | 7.7 |
350 | 3.5 | 50.8 | -9.6 | 14.7 |
400 | 4 | 58 | -6.2 | 20.8 |
450 | 4.5 | 65.3 | -3 | 26.6 |
500 | 5 | 72.5 | 0 | 32 |
550 | 5.5 | 79.8 | 2.7 | 36.9 |
600 | 6 | 87 | 5.3 | 41.5 |
650 | 6.5 | 94.3 | 7.7 | 45.9 |
700 | 7 | 101.5 | 10 | 50 |
750 | 7.5 | 108.8 | 12.1 | 53.7 |
800 | 8 | 116 | 14.1 | 57.4 |
850 | 8.5 | 123.3 | 16 | 60.8 |
900 | 9 | 130.5 | 17.8 | 64 |
950 | 9.5 | 137.8 | 19.5 | 67.1 |
1000 | 10 | 145 | 21.1 | 70 |
1050 | 10.5 | 152.3 | 22.7 | 72.9 |
1100 | 11 | 159.5 | 24.2 | 75.6 |
1150 | 11.5 | 166.8 | 25.6 | 78.1 |
1200 | 12 | 174 | 27 | 80.6 |
1250 | 12.5 | 181.3 | 28.3 | 83 |
1300 | 13 | 188.5 | 29.6 | 85.3 |
1350 | 13.5 | 195.8 | 30.8 | 87.4 |
1400 | 14 | 203 | 32 | 89.6 |
1450 | 14.5 | 210.3 | 33.1 | 91.6 |
1500 | 15 | 217.5 | 34.2 | 93.6 |
1550 | 15.5 | 224.8 | 35.2 | 95.4 |
1600 | 16 | 232 | 36.2 | 97.2 |
1650 | 16.5 | 239.3 | 37.2 | 99 |
1700 | 17 | 246.5 | 38.2 | 100.7 |
1750 | 17.5 | 253.8 | 39.1 | 102.3 |
1800 | 18 | 261 | 40 | 104 |
1850 | 18.5 | 268.3 | 40.8 | 105.4 |
1900 | 19 | 275.5 | 41.6 | 106.9 |
1950 | 19.5 | 282.8 | 42.4 | 108.3 |
2000 | 20 | 290 | 43.2 | 109.8 |
2050 | 20.5 | 297.3 | 44 | 111.2 |
2100 | 21 | 304.5 | 44.7 | 112.5 |
2150 | 21.5 | 311.8 | 45.4 | 113.7 |
2200 | 22 | 319 | 46.1 | 115 |
2250 | 22.5 | 326.3 | 46.8 | 116.2 |
2300 | 23 | 333.5 | 47.5 | 117.5 |
2350 | 23.5 | 340.8 | 48.2 | 118.7 |
2400 | 24 | 348 | 48.8 | 119.8 |
2450 | 24.5 | 355.3 | 49.4 | 120.9 |
2500 | 25 | 362.5 | 50 | 122 |
2550 | 25.5 | 369.8 | 50.6 | 123.1 |
2600 | 26 | 377 | 51.2 | 124.2 |
2650 | 26.5 | 384.3 | 51.8 | 125.2 |
2700 | 27 | 391.5 | 52.3 | 126.2 |
2750 | 27.5 | 398.8 | 52.9 | 127.2 |
2800 | 28 | 406 | 53.4 | 128.2 |
2850 | 28.5 | 413.3 | 53.9 | 129.1 |
2900 | 29 | 420.5 | 54.4 | 130 |
2950 | 29.5 | 427.8 | 54.9 | 131 |
3000 | 30 | 435 | 55.4 | 131.8 |
Under the same ambient temperature conditions (outdoor temperature 35°C, indoor temperature 27°C)
An additional crucial facet of R32 is its lower GWP compared to other cooling agents like R410A and R404A. This makes R32 a more ecologically pleasant choice, aligning with global efforts to reduce greenhouse gas exhausts. Moreover, its high power performance and thermal conductivity add to much better system efficiency and lower functional costs.
R404A pressure temperature chart
One vital feature of R404A is its fairly high operating pressure contrasted to various other refrigerants like R22 and R32. This particular needs robust system parts efficient in withstanding higher pressures without endangering efficiency or safety and security. The high pressure additionally influences the layout specifications for condensers, evaporators, and other vital parts in the refrigeration cycle.
Aanvullend, the pressure temperature level graph for R404A is important for retrofit applications where systems originally made for various other cooling agents are converted to utilize R404A. Precise graph data ensures that retrofitted systems operate within safe and effective stress ranges, stopping prospective failures and prolonging the life expectancy of the tools.
Pressure (Kpa) | Pressure (Bar/kg) | Pressure (PSI) | Saturation Temperature (℃) | Saturation Temperature (℉) |
100 | 1 | 14.5 | -65.3 | -85.5 |
150 | 1.5 | 21.8 | -57.1 | -70.8 |
200 | 2 | 29 | -50.8 | -59.4 |
250 | 2.5 | 36.3 | -45.7 | -50.3 |
300 | 3 | 43.5 | -41.3 | -42.3 |
350 | 3.5 | 50.8 | -37.5 | -35.5 |
400 | 4 | 58 | -34.1 | -29.4 |
450 | 4.5 | 65.3 | -31 | -24.1 |
500 | 5 | 72.5 | -28.2 | -18.8 |
550 | 5.5 | 79.8 | -25.5 | -13.9 |
600 | 6 | 87 | -23.1 | -9.5 |
650 | 6.5 | 94.3 | -20.7 | -5.3 |
700 | 7 | 101.5 | -18.5 | -1.3 |
750 | 7.5 | 108.8 | -16.4 | 2.4 |
800 | 8 | 116 | -14.4 | 6.1 |
850 | 8.5 | 123.3 | -12.5 | 10 |
900 | 9 | 130.5 | -10.7 | 13.7 |
950 | 9.5 | 137.8 | -8.9 | 17.6 |
1000 | 10 | 145 | -7.2 | 19 |
1050 | 10.5 | 152.3 | -5.6 | 22 |
1100 | 11 | 159.5 | -4 | 24.8 |
1150 | 11.5 | 166.8 | -2.4 | 27.7 |
1200 | 12 | 174 | -0.9 | 30.4 |
1250 | 12.5 | 181.3 | 0.5 | 32.9 |
1300 | 13 | 188.5 | 1.9 | 35.4 |
1350 | 13.5 | 195.8 | 3.2 | 37.8 |
1400 | 14 | 203 | 4.6 | 40.2 |
1450 | 14.5 | 210.3 | 5.9 | 42.6 |
1500 | 15 | 217.5 | 7.2 | 45 |
1550 | 15.5 | 224.8 | 8.5 | 47.3 |
1600 | 16 | 232 | 9.8 | 49.6 |
1650 | 16.5 | 239.3 | 11.1 | 51.9 |
1700 | 17 | 246.5 | 12.4 | 54.3 |
1750 | 17.5 | 253.8 | 13.6 | 56.5 |
1800 | 18 | 261 | 14.9 | 58.8 |
1850 | 18.5 | 268.3 | 16.1 | 61 |
1900 | 19 | 275.5 | 17.3 | 63.1 |
1950 | 19.5 | 282.8 | 18.5 | 65.3 |
2000 | 20 | 290 | 19.7 | 67.5 |
2050 | 20.5 | 297.3 | 20.9 | 69.6 |
2100 | 21 | 304.5 | 22 | 71.6 |
2150 | 21.5 | 311.8 | 23.2 | 73.8 |
2200 | 22 | 319 | 24.3 | 75.7 |
2250 | 22.5 | 326.3 | 25.5 | 77.9 |
2300 | 23 | 333.5 | 26.6 | 79.8 |
2350 | 23.5 | 340.8 | 27.7 | 81.9 |
2400 | 24 | 348 | 28.8 | 83.8 |
2450 | 24.5 | 355.3 | 29.9 | 85.8 |
2500 | 25 | 362.5 | 31 | 87.8 |
2550 | 25.5 | 369.8 | 32.1 | 89.7 |
2600 | 26 | 377 | 33.1 | 91.6 |
2650 | 26.5 | 384.3 | 34.2 | 93.5 |
2700 | 27 | 391.5 | 35.2 | 95.4 |
2750 | 27.5 | 398.8 | 36.2 | 97.2 |
2800 | 28 | 406 | 37.3 | 99.1 |
2850 | 28.5 | 413.3 | 38.3 | 100.9 |
2900 | 29 | 420.5 | 39.3 | 102.7 |
2950 | 29.5 | 427.8 | 40.3 | 104.6 |
3000 | 30 | 435 | 41.2 | 106.2 |
Under the same ambient temperature conditions (outdoor temperature 35°C, indoor temperature 27°C)
R407C pressure temperature chart
Pressure (Kpa) | Pressure (Bar/kg) | Pressure (PSI) | Saturation Temperature (℃) | Saturation Temperature (℉) |
100 | 1 | 14.5 | -51.6 | -60.9 |
150 | 1.5 | 21.8 | -44.3 | -47.8 |
200 | 2 | 29 | -38.7 | -37.7 |
250 | 2.5 | 36.3 | -34.1 | -29.4 |
300 | 3 | 43.5 | -30.2 | -22.4 |
350 | 3.5 | 50.8 | -26.7 | -16.1 |
400 | 4 | 58 | -23.5 | -10.3 |
450 | 4.5 | 65.3 | -20.6 | -5.1 |
500 | 5 | 72.5 | -17.9 | -0.2 |
550 | 5.5 | 79.8 | -15.3 | 4.3 |
600 | 6 | 87 | -12.8 | 9 |
650 | 6.5 | 94.3 | -10.4 | 13.4 |
700 | 7 | 101.5 | -8 | 17.6 |
750 | 7.5 | 108.8 | -5.6 | 21.9 |
800 | 8 | 116 | -3.3 | 25.9 |
850 | 8.5 | 123.3 | -1 | 29.9 |
900 | 9 | 130.5 | 1.2 | 34.2 |
950 | 9.5 | 137.8 | 3.4 | 38.1 |
1000 | 10 | 145 | 5.5 | 42 |
1050 | 10.5 | 152.3 | 7.6 | 46 |
1100 | 11 | 159.5 | 9.6 | 49.3 |
1150 | 11.5 | 166.8 | 11.6 | 52.5 |
1200 | 12 | 174 | 13.6 | 55.5 |
1250 | 12.5 | 181.3 | 15.6 | 58.5 |
1300 | 13 | 188.5 | 17.5 | 61.5 |
1350 | 13.5 | 195.8 | 19.4 | 64.9 |
1400 | 14 | 203 | 21.2 | 68.2 |
1450 | 14.5 | 210.3 | 23 | 71.4 |
1500 | 15 | 217.5 | 24.8 | 74.6 |
1550 | 15.5 | 224.8 | 26.5 | 77.7 |
1600 | 16 | 232 | 28.2 | 80.8 |
1650 | 16.5 | 239.3 | 29.9 | 84 |
1700 | 17 | 246.5 | 31.6 | 87.1 |
1750 | 17.5 | 253.8 | 33.2 | 90 |
1800 | 18 | 261 | 34.8 | 93 |
1850 | 18.5 | 268.3 | 36.4 | 95.9 |
1900 | 19 | 275.5 | 37.9 | 98.8 |
1950 | 19.5 | 282.8 | 39.4 | 101 |
2000 | 20 | 290 | 40.9 | 104 |
2050 | 20.5 | 297.3 | 42.3 | 106.1 |
2100 | 21 | 304.5 | 43.7 | 108.5 |
2150 | 21.5 | 311.8 | 45.1 | 110.8 |
2200 | 22 | 319 | 46.4 | 113.7 |
2250 | 22.5 | 326.3 | 47.8 | 116.8 |
2300 | 23 | 333.5 | 49.1 | 119.3 |
2350 | 23.5 | 340.8 | 50.4 | 122 |
2400 | 24 | 348 | 51.7 | 124.7 |
2450 | 24.5 | 355.3 | 53 | 127 |
2500 | 25 | 362.5 | 54.2 | 129.4 |
2550 | 25.5 | 369.8 | 55.5 | 131.9 |
2600 | 26 | 377 | 56.7 | 134.1 |
2650 | 26.5 | 384.3 | 57.9 | 136.2 |
2700 | 27 | 391.5 | 59.1 | 138.3 |
2750 | 27.5 | 398.8 | 60.3 | 140.5 |
2800 | 28 | 406 | 61.5 | 142.6 |
2850 | 28.5 | 413.3 | 62.7 | 144.9 |
2900 | 29 | 420.5 | 63.9 | 147 |
2950 | 29.5 | 427.8 | 65 | 149 |
3000 | 30 | 435 | 66.1 | 151.1 |
Practical Applications of Pressure Temperature Level Graphes in A/c Equipments
In the realm of a/c systems, the sensible applications of stress temperature level charts for refrigerants such as R22, R410A, R32, and R404A are extensive and important for reliable system monitoring and troubleshooting. These charts function as indispensable tools for cooling and heating professionals, providing an in-depth connection in between stress and temperature level, which is necessary for numerous operational aspects.
Among the main applications of these graphes is in the charging and upkeep of refrigeration systems. Specialists depend on accurate pressure-temperature data to make certain that the appropriate amount of cooling agent is contributed to a system, consequently enhancing its performance and power effectiveness. For example, an R22 system needs certain pressure readings at particular temperature levels to run effectively, and deviations from these values can suggest issues such as undercharging or overcharging.
![Air conditioning refrigerant charge Air conditioning refrigerant charge](https://harmannsport.com/wp-content/uploads/2024/06/Air-conditioning-refrigerant-charge.webp)
Verder, stress temperature level graphes play an important function in system diagnostics. By comparing the actual operating problems of a system to the anticipated worths on the chart, technicians can identify potential issues like leakages, blockages, or malfunctioning elements. For instance, if an R410A system is operating at a higher stress than suggested on the chart for a provided temperature level, it might suggest a limited air flow or an overcharged system.
The graphes also help in the retrofitting and conversion of systems to various cooling agents. With raising guidelines on using specific refrigerants as a result of ecological worries, many systems are being retrofitted from R22 to more green alternatives like R32 or R410A. Comprehending the pressure-temperature partnerships for each and every refrigerant is necessary to make sure a smooth change and to keep system performance and dependability.
![Air conditioner refrigerant charge repair Air conditioner refrigerant charge repair](https://harmannsport.com/wp-content/uploads/2024/06/Air-conditioner-refrigerant-charge-repair.webp)
By the way, these charts are indispensable for system optimization. By evaluating the pressure-temperature relationship, heating and cooling professionals can make informed decisions regarding system setups and arrangements to maximize efficiency and minimize power usage. As an example, maximizing the evaporator and condenser stress in an R404A system can cause considerable power cost savings.
To conclude, pressure temperature graphes for cooling agents like R22, R410A, R32, and R404A are necessary for the reliable procedure and monitoring of a/c systems. They offer important insights that help in keeping optimal system performance, making sure energy efficiency, and facilitating smooth transitions between different cooling agents. As the HVAC market continues to advance, the relevance of these graphes in directing expert methods and enhancing system reliability can not be overstated.
FAQS
What are the key differences between R22, R410A, R32, and R404A?
- R22: Known for efficiency but phased out due to high ozone depletion potential (ODP).
- R410A: Popular replacement for R22, offering better energy efficiency and zero ODP.
- R32: Single-component with lower global warming potential (GWP) and high efficiency.
- R404A: Blend used in commercial refrigeration with a high GWP.
- R407C: Environmentally friendly and non-ozone depleting, making it one of the ideal choices for the R22 phase out.
How do the environmental impacts of these refrigerants differ?
- R22: High ODP, phased out under the Montreal Protocol.
- R410A: Zero ODP but high GWP, targeted for reduction.
- R32: Low GWP, environmentally favorable.
- R404A: High GWP, facing phase-out due to environmental concerns.
- R407C: Zero ODP but high GWP, targeted for reduction.
What are the common applications of these refrigerants in HVAC systems?
- R22: Previously used in residential and commercial AC, being phased out.
- R410A: Used in new residential and commercial AC systems.
- R32: Used in modern residential AC systems for its efficiency.
- R404A: Commonly used in commercial refrigeration, especially for low temperatures.
- R407C: Commercial air conditioning and refrigeration equipment.
How do these refrigerants compare in terms of efficiency and performance?
- R22: Efficient but being replaced by newer, more efficient options.
- R410A: Higher efficiency than R22, operates at higher pressures.
- R32: High efficiency, lower GWP than R410A.
- R404A: Effective in low-temperature applications but less efficient than newer alternatives.
- R410C: Good compatibility with existing R22 equipment, eliminating the need for major equipment replacement.
What is the significance of a pressure-temperature chart for R22 refrigerant?
A pressure-temperature chart for R22 is crucial for assessing system performance and diagnosing issues accurately. It helps technicians determine the saturation temperature at a given pressure, ensuring optimal system operation.
How does R410A differ from R22 in terms of pressure-temperature characteristics?
R410A operates at significantly higher pressures than R22, necessitating components designed to handle these conditions. Understanding the pressure-temperature relationship of R410A is essential for proper system charging and troubleshooting.
What makes R32 refrigerant unique in terms of pressure-temperature correlation?
R32 has low global warming potential and efficient performance. The pressure-temperature chart for R32 shows a significant rise in pressure with temperature, emphasizing the need for precise monitoring to prevent overpressure conditions.
How does R404A refrigerant’s pressure-temperature chart impact commercial refrigeration systems?
R404A is widely used in commercial refrigeration due to its ability to maintain low temperatures effectively. The pressure-temperature chart for R404A is essential for system design, troubleshooting, retrofitting, and diagnosing issues within refrigeration systems.
How are pressure-temperature charts for refrigerants utilized in HVAC systems?
Pressure-temperature charts are used for system charging, maintenance, diagnostics, retrofitting, and optimization in HVAC systems. They help in ensuring optimal system performance, energy efficiency, and smooth transitions between different refrigerants.
What are the future trends and alternatives in refrigerants?
- Transition from high GWP refrigerants like R22 and R404A.
- Emergence of low-GWP alternatives like R32, R290 (Propane).
- Stricter regulations driving the transition to low-GWP refrigerants.
- Advancements in refrigerant technology focusing on efficiency and environmental impact.
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Ultieme gids voor R22, R410A, R32, R404A- en R407C-koelmiddelen
Koudemiddelen begrijpen: R22, R410A, R32, and R404A
Understanding the qualities and distinctions among R22, R410A, R32, and R404A refrigerants is crucial for anyone involved in HVAC systems. Each refrigerant offers unique benefits and challenges, from efficiency and performance to environmental impact. By exploring these differences, you can make informed decisions that optimize system performance while aligning with current and future regulatory requirements.
![R22 refrigerant R22 refrigerant](https://harmannsport.com/wp-content/uploads/2024/06/R22-refrigerant.webp)
![R410A refrigerant](https://harmannsport.com/wp-content/uploads/2024/04/R410A-refrigerant.webp)
![R32 refrigerant](https://harmannsport.com/wp-content/uploads/2024/04/R32-refrigerant.webp)
![R404A-Refrigerant R404A-Refrigerant](https://harmannsport.com/wp-content/uploads/2024/06/R404A-Refrigerant.webp)
R22 vs. R410A vs. R32 vs. R404A Vs. R407C Stress Temperature Graphes
When comparing the stress temperature level graphes of cooling agents R22, R410A, R32, R404A and R407C numerous vital factors emerge that highlight their distinctive features and applications in HVAC systems. These variables include running pressures, temperature ranges, and performance. Comprehending these differences is important for choosing the ideal refrigerant for particular a/c applications.
Cooling agent | Running Stress (psi) | Temperature Variety ( ° F) | Applications |
R22 | 68 – 250 | -40 naar 65 | Residential and commercial air conditioning |
R410A | 120 – 400 | -55 naar 155 | High-efficiency residential and business a/c |
R32 | 100 – 360 | -58 naar 160 | High-efficiency a/c and warmth pumps |
R404A | 100 – 375 | -50 naar 50 | Industrial refrigeration and transport refrigeration |
R407C | 120 – 400 | -60 naar 145 | High-efficiency residential and business a/c |
![R404A R22 R32 R410A koelmiddelen R404A R22 R32 R410A refrigerants](https://harmannsport.com/wp-content/uploads/2024/06/R404A-R22-R32-R410A-refrigerants.webp)
R22 has traditionally been a prominent selection because of its modest stress variety and broad temperature array, making it appropriate for a selection of applications. Echter, because of its high ozone deficiency capacity, its usage has been phased out under worldwide guidelines.
R410A is extensively used as a replacement for R22 in several applications due to its higher efficiency and zero ozone depletion possibility. It runs at considerably higher pressures, which calls for systems designed to deal with these stress but offers much better performance at a variety of temperature levels.
R32, a reasonably more recent refrigerant, supplies even higher performance than R410A and has a lower global warming potential. Its stress temperature qualities make it suitable for high-efficiency cooling and warm pump systems, although it runs at comparable stress to R410A, necessitating proper system layouts.
R404A is primarily made use of in industrial refrigeration and transportation applications because of its ability to keep low temperatures successfully. It operates at a pressure range that approaches R410A yet is enhanced for lower temperature applications.
R407C refrigerant is a popular alternative to R22 with a medium Global Warming Potential (GWP) for low to medium temperature air conditioning and commercial refrigeration equipment. Compared to R22, R407C offers better environmental performance because it does not damage the ozone layer.
R22 pressure temperature chart
In my extensive experience working with refrigerants, understanding the pressure-temperature characteristics of R22 is crucial for the effective operation and maintenance of HVAC systems. R22, also known as chlorodifluoromethane, has been widely used in air conditioning and refrigeration applications for many years.
A detailed pressure-temperature chart for R22 is essential for accurately assessing system performance and identifying potential issues. This chart helps in determining the saturation temperature at a given pressure, ensuring the system operates within optimal parameters. Below is an in-depth table illustrating the relationship between pressure and temperature for R22 refrigerant.
Pressure (Kpa) | Pressure (Bar/kg) | Pressure (PSI) | Saturation Temperature (℃) | Saturation Temperature (℉) |
100 | 1 | 14.5 | -41.6 | -42.8 |
150 | 1.5 | 21.8 | -32.5 | -26.5 |
200 | 2 | 29 | -25.1 | -13.2 |
250 | 2.5 | 36.3 | -19 | -2.2 |
300 | 3 | 43.5 | -13.7 | 7.3 |
350 | 3.5 | 50.8 | -8.8 | 16.2 |
400 | 4 | 58 | -4.4 | 24.1 |
450 | 4.5 | 65.3 | -0.3 | 31.5 |
500 | 5 | 72.5 | 3.4 | 38.1 |
550 | 5.5 | 79.8 | 6.8 | 44.2 |
600 | 6 | 87 | 10 | 50 |
650 | 6.5 | 94.3 | 13 | 55.4 |
700 | 7 | 101.5 | 15.8 | 60.4 |
750 | 7.5 | 108.8 | 18.4 | 65.1 |
800 | 8 | 116 | 21 | 69.8 |
850 | 8.5 | 123.3 | 23.4 | 74.1 |
900 | 9 | 130.5 | 25.7 | 78.3 |
950 | 9.5 | 137.8 | 28 | 82.4 |
1000 | 10 | 145 | 30.1 | 86.2 |
1050 | 10.5 | 152.3 | 32.2 | 89.9 |
1100 | 11 | 159.5 | 34.2 | 93.6 |
1150 | 11.5 | 166.8 | 36.2 | 97.2 |
1200 | 12 | 174 | 38.1 | 100.6 |
1250 | 12.5 | 181.3 | 39.9 | 104 |
1300 | 13 | 188.5 | 41.7 | 107 |
1350 | 13.5 | 195.8 | 43.4 | 110.1 |
1400 | 14 | 203 | 45.1 | 113.1 |
1450 | 14.5 | 210.3 | 46.8 | 116.2 |
1500 | 15 | 217.5 | 48.4 | 119.1 |
1550 | 15.5 | 224.8 | 50 | 122 |
1600 | 16 | 232 | 51.5 | 124.7 |
1650 | 16.5 | 239.3 | 53 | 127.4 |
1700 | 17 | 246.5 | 54.4 | 130 |
1750 | 17.5 | 253.8 | 55.8 | 132.4 |
1800 | 18 | 261 | 57.2 | 134.9 |
1850 | 18.5 | 268.3 | 58.5 | 137.3 |
1900 | 19 | 275.5 | 59.8 | 139.6 |
1950 | 19.5 | 282.8 | 61.1 | 141.9 |
2000 | 20 | 290 | 62.3 | 144.1 |
2050 | 20.5 | 297.3 | 63.5 | 146.3 |
2100 | 21 | 304.5 | 64.7 | 148.5 |
2150 | 21.5 | 311.8 | 65.9 | 150.6 |
2200 | 22 | 319 | 67 | 152.6 |
2250 | 22.5 | 326.3 | 68.1 | 154.6 |
2300 | 23 | 333.5 | 69.2 | 156.6 |
2350 | 23.5 | 340.8 | 70.2 | 158.6 |
2400 | 24 | 348 | 71.3 | 160.5 |
2450 | 24.5 | 355.3 | 72.3 | 162.3 |
2500 | 25 | 362.5 | 73.3 | 164.1 |
2550 | 25.5 | 369.8 | 74.3 | 166 |
2600 | 26 | 377 | 75.2 | 167.7 |
2650 | 26.5 | 384.3 | 76.2 | 169.4 |
2700 | 27 | 391.5 | 77.1 | 171.2 |
2750 | 27.5 | 398.8 | 78 | 172.9 |
2800 | 28 | 406 | 78.9 | 174.5 |
2850 | 28.5 | 413.3 | 79.8 | 176.2 |
2900 | 29 | 420.5 | 80.7 | 177.8 |
2950 | 29.5 | 427.8 | 81.5 | 179.2 |
3000 | 30 | 435 | 82.4 | 180.3 |
Under the same ambient temperature conditions (outdoor temperature 35°C, indoor temperature 27°C)
The above table clearly shows the saturation temperature levels at various stress, which is crucial for fixing and optimizing system performance. For circumstances, if an a/c system utilizing R22 runs at a stress of 70 psig, the equivalent saturation temperature would certainly be approximately 42 ° F. This data permits technicians to identify if the system is operating properly or if changes are needed.
In addition, it is important to keep in mind that R22 is being phased out because of ecological problems, specifically its ozone exhaustion possibility. Echter, a significant variety of existing systems still make use of R22, making the understanding of its pressure-temperature partnership highly pertinent for maintenance and retrofitting processes.
R410A pressure temperature chart
R410A, a mix of difluoromethane (R32) and pentafluoroethane (R125), operates at significantly higher stress contrasted to standard refrigerants like R22. This high-pressure procedure necessitates making use of elements particularly developed to handle these problems.
One of the primary advantages of R410A is its improved warm transfer effectiveness. This effectiveness originates from its thermodynamic residential properties, which include a higher concealed heat of vaporization.
Pressure (Kpa) | Pressure (Bar/kg) | Pressure (PSI) | Saturation Temperature (℃) | Saturation Temperature (℉) |
100 | 1 | 14.5 | -52.9 | -63.2 |
150 | 1.5 | 21.8 | -45.2 | -49.4 |
200 | 2 | 29 | -39.4 | -38.9 |
250 | 2.5 | 36.3 | -34.6 | -30.3 |
300 | 3 | 43.5 | -30.4 | -22.7 |
350 | 3.5 | 50.8 | -26.8 | -16.2 |
400 | 4 | 58 | -23.5 | -10.3 |
450 | 4.5 | 65.3 | -20.6 | -5.1 |
500 | 5 | 72.5 | -17.8 | -0.1 |
550 | 5.5 | 79.8 | -15.3 | 4.4 |
600 | 6 | 87 | -12.9 | 8.8 |
650 | 6.5 | 94.3 | -10.6 | 12.9 |
700 | 7 | 101.5 | -8.4 | 16.9 |
750 | 7.5 | 108.8 | -6.3 | 20.7 |
800 | 8 | 116 | -4.3 | 24.3 |
850 | 8.5 | 123.3 | -2.4 | 27.7 |
900 | 9 | 130.5 | -0.5 | 31.1 |
950 | 9.5 | 137.8 | 1.3 | 34.3 |
1000 | 10 | 145 | 3.1 | 37.5 |
1050 | 10.5 | 152.3 | 4.9 | 40.8 |
1100 | 11 | 159.5 | 6.6 | 43.8 |
1150 | 11.5 | 166.8 | 8.4 | 46.8 |
1200 | 12 | 174 | 10.1 | 49.8 |
1250 | 12.5 | 181.3 | 11.8 | 52.7 |
1300 | 13 | 188.5 | 13.5 | 55.6 |
1350 | 13.5 | 195.8 | 15.2 | 58.4 |
1400 | 14 | 203 | 16.9 | 61.3 |
1450 | 14.5 | 210.3 | 18.6 | 64 |
1500 | 15 | 217.5 | 20.2 | 66.4 |
1550 | 15.5 | 224.8 | 21.8 | 68.8 |
1600 | 16 | 232 | 23.4 | 71.2 |
1650 | 16.5 | 239.3 | 25 | 73.5 |
1700 | 17 | 246.5 | 26.6 | 75.9 |
1750 | 17.5 | 253.8 | 28.1 | 78.5 |
1800 | 18 | 261 | 29.6 | 81.3 |
1850 | 18.5 | 268.3 | 31.1 | 84 |
1900 | 19 | 275.5 | 32.6 | 86.7 |
1950 | 19.5 | 282.8 | 34 | 89.2 |
2000 | 20 | 290 | 35.5 | 91.9 |
2050 | 20.5 | 297.3 | 36.9 | 94.4 |
2100 | 21 | 304.5 | 38.3 | 96.9 |
2150 | 21.5 | 311.8 | 39.7 | 99.5 |
2200 | 22 | 319 | 41.1 | 101.9 |
2250 | 22.5 | 326.3 | 42.4 | 104.3 |
2300 | 23 | 333.5 | 43.8 | 106.8 |
2350 | 23.5 | 340.8 | 45.1 | 108.9 |
2400 | 24 | 348 | 46.4 | 111.5 |
2450 | 24.5 | 355.3 | 47.7 | 117.8 |
2500 | 25 | 362.5 | 49 | 117.8 |
2550 | 25.5 | 369.8 | 50.3 | 122.5 |
2600 | 26 | 377 | 51.5 | 124.7 |
2650 | 26.5 | 384.3 | 52.8 | 127.1 |
2700 | 27 | 391.5 | 54 | 129.2 |
2750 | 27.5 | 398.8 | 55.3 | 131.5 |
2800 | 28 | 406 | 56.5 | 133.7 |
2850 | 28.5 | 413.3 | 57.7 | 135.9 |
2900 | 29 | 420.5 | 58.9 | 138.1 |
2950 | 29.5 | 427.8 | 60.1 | 140.2 |
3000 | 30 | 435 | 61.2 | 142.2 |
Under the same ambient temperature conditions (outdoor temperature 35°C, indoor temperature 27°C)
R32 pressure temperature chart
R32, additionally called difluoromethane, is a preferred refrigerant in the heating and cooling market because of its low international warming possibility (GWP) and effective efficiency. Understanding the pressure temperature connection of R32 is essential for the appropriate style, installation, and maintenance of heating and cooling systems that use this refrigerant.
The pressure temperature graph for R32 supplies vital data on how the pressure of the cooling agent differs with temperature level. This info is vital for making sure that the cooling agent runs within risk-free and effective criteria. Below is an in-depth table illustrating the connection between pressure and temperature for R32:
Pressure (Kpa) | Pressure (Bar/kg) | Pressure (PSI) | Saturation Temperature (℃) | Saturation Temperature (℉) |
100 | 1 | 14.5 | -39.8 | -39.6 |
150 | 1.5 | 21.8 | -30.1 | -22.2 |
200 | 2 | 29 | -23.3 | -9.9 |
250 | 2.5 | 36.3 | -18 | -0.4 |
300 | 3 | 43.5 | -13.5 | 7.7 |
350 | 3.5 | 50.8 | -9.6 | 14.7 |
400 | 4 | 58 | -6.2 | 20.8 |
450 | 4.5 | 65.3 | -3 | 26.6 |
500 | 5 | 72.5 | 0 | 32 |
550 | 5.5 | 79.8 | 2.7 | 36.9 |
600 | 6 | 87 | 5.3 | 41.5 |
650 | 6.5 | 94.3 | 7.7 | 45.9 |
700 | 7 | 101.5 | 10 | 50 |
750 | 7.5 | 108.8 | 12.1 | 53.7 |
800 | 8 | 116 | 14.1 | 57.4 |
850 | 8.5 | 123.3 | 16 | 60.8 |
900 | 9 | 130.5 | 17.8 | 64 |
950 | 9.5 | 137.8 | 19.5 | 67.1 |
1000 | 10 | 145 | 21.1 | 70 |
1050 | 10.5 | 152.3 | 22.7 | 72.9 |
1100 | 11 | 159.5 | 24.2 | 75.6 |
1150 | 11.5 | 166.8 | 25.6 | 78.1 |
1200 | 12 | 174 | 27 | 80.6 |
1250 | 12.5 | 181.3 | 28.3 | 83 |
1300 | 13 | 188.5 | 29.6 | 85.3 |
1350 | 13.5 | 195.8 | 30.8 | 87.4 |
1400 | 14 | 203 | 32 | 89.6 |
1450 | 14.5 | 210.3 | 33.1 | 91.6 |
1500 | 15 | 217.5 | 34.2 | 93.6 |
1550 | 15.5 | 224.8 | 35.2 | 95.4 |
1600 | 16 | 232 | 36.2 | 97.2 |
1650 | 16.5 | 239.3 | 37.2 | 99 |
1700 | 17 | 246.5 | 38.2 | 100.7 |
1750 | 17.5 | 253.8 | 39.1 | 102.3 |
1800 | 18 | 261 | 40 | 104 |
1850 | 18.5 | 268.3 | 40.8 | 105.4 |
1900 | 19 | 275.5 | 41.6 | 106.9 |
1950 | 19.5 | 282.8 | 42.4 | 108.3 |
2000 | 20 | 290 | 43.2 | 109.8 |
2050 | 20.5 | 297.3 | 44 | 111.2 |
2100 | 21 | 304.5 | 44.7 | 112.5 |
2150 | 21.5 | 311.8 | 45.4 | 113.7 |
2200 | 22 | 319 | 46.1 | 115 |
2250 | 22.5 | 326.3 | 46.8 | 116.2 |
2300 | 23 | 333.5 | 47.5 | 117.5 |
2350 | 23.5 | 340.8 | 48.2 | 118.7 |
2400 | 24 | 348 | 48.8 | 119.8 |
2450 | 24.5 | 355.3 | 49.4 | 120.9 |
2500 | 25 | 362.5 | 50 | 122 |
2550 | 25.5 | 369.8 | 50.6 | 123.1 |
2600 | 26 | 377 | 51.2 | 124.2 |
2650 | 26.5 | 384.3 | 51.8 | 125.2 |
2700 | 27 | 391.5 | 52.3 | 126.2 |
2750 | 27.5 | 398.8 | 52.9 | 127.2 |
2800 | 28 | 406 | 53.4 | 128.2 |
2850 | 28.5 | 413.3 | 53.9 | 129.1 |
2900 | 29 | 420.5 | 54.4 | 130 |
2950 | 29.5 | 427.8 | 54.9 | 131 |
3000 | 30 | 435 | 55.4 | 131.8 |
Under the same ambient temperature conditions (outdoor temperature 35°C, indoor temperature 27°C)
An additional crucial facet of R32 is its lower GWP compared to other cooling agents like R410A and R404A. This makes R32 a more ecologically pleasant choice, aligning with global efforts to reduce greenhouse gas exhausts. Moreover, its high power performance and thermal conductivity add to much better system efficiency and lower functional costs.
R404A pressure temperature chart
One vital feature of R404A is its fairly high operating pressure contrasted to various other refrigerants like R22 and R32. This particular needs robust system parts efficient in withstanding higher pressures without endangering efficiency or safety and security. The high pressure additionally influences the layout specifications for condensers, evaporators, and other vital parts in the refrigeration cycle.
Aanvullend, the pressure temperature level graph for R404A is important for retrofit applications where systems originally made for various other cooling agents are converted to utilize R404A. Precise graph data ensures that retrofitted systems operate within safe and effective stress ranges, stopping prospective failures and prolonging the life expectancy of the tools.
Pressure (Kpa) | Pressure (Bar/kg) | Pressure (PSI) | Saturation Temperature (℃) | Saturation Temperature (℉) |
100 | 1 | 14.5 | -65.3 | -85.5 |
150 | 1.5 | 21.8 | -57.1 | -70.8 |
200 | 2 | 29 | -50.8 | -59.4 |
250 | 2.5 | 36.3 | -45.7 | -50.3 |
300 | 3 | 43.5 | -41.3 | -42.3 |
350 | 3.5 | 50.8 | -37.5 | -35.5 |
400 | 4 | 58 | -34.1 | -29.4 |
450 | 4.5 | 65.3 | -31 | -24.1 |
500 | 5 | 72.5 | -28.2 | -18.8 |
550 | 5.5 | 79.8 | -25.5 | -13.9 |
600 | 6 | 87 | -23.1 | -9.5 |
650 | 6.5 | 94.3 | -20.7 | -5.3 |
700 | 7 | 101.5 | -18.5 | -1.3 |
750 | 7.5 | 108.8 | -16.4 | 2.4 |
800 | 8 | 116 | -14.4 | 6.1 |
850 | 8.5 | 123.3 | -12.5 | 10 |
900 | 9 | 130.5 | -10.7 | 13.7 |
950 | 9.5 | 137.8 | -8.9 | 17.6 |
1000 | 10 | 145 | -7.2 | 19 |
1050 | 10.5 | 152.3 | -5.6 | 22 |
1100 | 11 | 159.5 | -4 | 24.8 |
1150 | 11.5 | 166.8 | -2.4 | 27.7 |
1200 | 12 | 174 | -0.9 | 30.4 |
1250 | 12.5 | 181.3 | 0.5 | 32.9 |
1300 | 13 | 188.5 | 1.9 | 35.4 |
1350 | 13.5 | 195.8 | 3.2 | 37.8 |
1400 | 14 | 203 | 4.6 | 40.2 |
1450 | 14.5 | 210.3 | 5.9 | 42.6 |
1500 | 15 | 217.5 | 7.2 | 45 |
1550 | 15.5 | 224.8 | 8.5 | 47.3 |
1600 | 16 | 232 | 9.8 | 49.6 |
1650 | 16.5 | 239.3 | 11.1 | 51.9 |
1700 | 17 | 246.5 | 12.4 | 54.3 |
1750 | 17.5 | 253.8 | 13.6 | 56.5 |
1800 | 18 | 261 | 14.9 | 58.8 |
1850 | 18.5 | 268.3 | 16.1 | 61 |
1900 | 19 | 275.5 | 17.3 | 63.1 |
1950 | 19.5 | 282.8 | 18.5 | 65.3 |
2000 | 20 | 290 | 19.7 | 67.5 |
2050 | 20.5 | 297.3 | 20.9 | 69.6 |
2100 | 21 | 304.5 | 22 | 71.6 |
2150 | 21.5 | 311.8 | 23.2 | 73.8 |
2200 | 22 | 319 | 24.3 | 75.7 |
2250 | 22.5 | 326.3 | 25.5 | 77.9 |
2300 | 23 | 333.5 | 26.6 | 79.8 |
2350 | 23.5 | 340.8 | 27.7 | 81.9 |
2400 | 24 | 348 | 28.8 | 83.8 |
2450 | 24.5 | 355.3 | 29.9 | 85.8 |
2500 | 25 | 362.5 | 31 | 87.8 |
2550 | 25.5 | 369.8 | 32.1 | 89.7 |
2600 | 26 | 377 | 33.1 | 91.6 |
2650 | 26.5 | 384.3 | 34.2 | 93.5 |
2700 | 27 | 391.5 | 35.2 | 95.4 |
2750 | 27.5 | 398.8 | 36.2 | 97.2 |
2800 | 28 | 406 | 37.3 | 99.1 |
2850 | 28.5 | 413.3 | 38.3 | 100.9 |
2900 | 29 | 420.5 | 39.3 | 102.7 |
2950 | 29.5 | 427.8 | 40.3 | 104.6 |
3000 | 30 | 435 | 41.2 | 106.2 |
Under the same ambient temperature conditions (outdoor temperature 35°C, indoor temperature 27°C)
R407C pressure temperature chart
Pressure (Kpa) | Pressure (Bar/kg) | Pressure (PSI) | Saturation Temperature (℃) | Saturation Temperature (℉) |
100 | 1 | 14.5 | -51.6 | -60.9 |
150 | 1.5 | 21.8 | -44.3 | -47.8 |
200 | 2 | 29 | -38.7 | -37.7 |
250 | 2.5 | 36.3 | -34.1 | -29.4 |
300 | 3 | 43.5 | -30.2 | -22.4 |
350 | 3.5 | 50.8 | -26.7 | -16.1 |
400 | 4 | 58 | -23.5 | -10.3 |
450 | 4.5 | 65.3 | -20.6 | -5.1 |
500 | 5 | 72.5 | -17.9 | -0.2 |
550 | 5.5 | 79.8 | -15.3 | 4.3 |
600 | 6 | 87 | -12.8 | 9 |
650 | 6.5 | 94.3 | -10.4 | 13.4 |
700 | 7 | 101.5 | -8 | 17.6 |
750 | 7.5 | 108.8 | -5.6 | 21.9 |
800 | 8 | 116 | -3.3 | 25.9 |
850 | 8.5 | 123.3 | -1 | 29.9 |
900 | 9 | 130.5 | 1.2 | 34.2 |
950 | 9.5 | 137.8 | 3.4 | 38.1 |
1000 | 10 | 145 | 5.5 | 42 |
1050 | 10.5 | 152.3 | 7.6 | 46 |
1100 | 11 | 159.5 | 9.6 | 49.3 |
1150 | 11.5 | 166.8 | 11.6 | 52.5 |
1200 | 12 | 174 | 13.6 | 55.5 |
1250 | 12.5 | 181.3 | 15.6 | 58.5 |
1300 | 13 | 188.5 | 17.5 | 61.5 |
1350 | 13.5 | 195.8 | 19.4 | 64.9 |
1400 | 14 | 203 | 21.2 | 68.2 |
1450 | 14.5 | 210.3 | 23 | 71.4 |
1500 | 15 | 217.5 | 24.8 | 74.6 |
1550 | 15.5 | 224.8 | 26.5 | 77.7 |
1600 | 16 | 232 | 28.2 | 80.8 |
1650 | 16.5 | 239.3 | 29.9 | 84 |
1700 | 17 | 246.5 | 31.6 | 87.1 |
1750 | 17.5 | 253.8 | 33.2 | 90 |
1800 | 18 | 261 | 34.8 | 93 |
1850 | 18.5 | 268.3 | 36.4 | 95.9 |
1900 | 19 | 275.5 | 37.9 | 98.8 |
1950 | 19.5 | 282.8 | 39.4 | 101 |
2000 | 20 | 290 | 40.9 | 104 |
2050 | 20.5 | 297.3 | 42.3 | 106.1 |
2100 | 21 | 304.5 | 43.7 | 108.5 |
2150 | 21.5 | 311.8 | 45.1 | 110.8 |
2200 | 22 | 319 | 46.4 | 113.7 |
2250 | 22.5 | 326.3 | 47.8 | 116.8 |
2300 | 23 | 333.5 | 49.1 | 119.3 |
2350 | 23.5 | 340.8 | 50.4 | 122 |
2400 | 24 | 348 | 51.7 | 124.7 |
2450 | 24.5 | 355.3 | 53 | 127 |
2500 | 25 | 362.5 | 54.2 | 129.4 |
2550 | 25.5 | 369.8 | 55.5 | 131.9 |
2600 | 26 | 377 | 56.7 | 134.1 |
2650 | 26.5 | 384.3 | 57.9 | 136.2 |
2700 | 27 | 391.5 | 59.1 | 138.3 |
2750 | 27.5 | 398.8 | 60.3 | 140.5 |
2800 | 28 | 406 | 61.5 | 142.6 |
2850 | 28.5 | 413.3 | 62.7 | 144.9 |
2900 | 29 | 420.5 | 63.9 | 147 |
2950 | 29.5 | 427.8 | 65 | 149 |
3000 | 30 | 435 | 66.1 | 151.1 |
Practical Applications of Pressure Temperature Level Graphes in A/c Equipments
In the realm of a/c systems, the sensible applications of stress temperature level charts for refrigerants such as R22, R410A, R32, and R404A are extensive and important for reliable system monitoring and troubleshooting. These charts function as indispensable tools for cooling and heating professionals, providing an in-depth connection in between stress and temperature level, which is necessary for numerous operational aspects.
Among the main applications of these graphes is in the charging and upkeep of refrigeration systems. Specialists depend on accurate pressure-temperature data to make certain that the appropriate amount of cooling agent is contributed to a system, consequently enhancing its performance and power effectiveness. For example, an R22 system needs certain pressure readings at particular temperature levels to run effectively, and deviations from these values can suggest issues such as undercharging or overcharging.
![Air conditioning refrigerant charge Air conditioning refrigerant charge](https://harmannsport.com/wp-content/uploads/2024/06/Air-conditioning-refrigerant-charge.webp)
Verder, stress temperature level graphes play an important function in system diagnostics. By comparing the actual operating problems of a system to the anticipated worths on the chart, technicians can identify potential issues like leakages, blockages, or malfunctioning elements. For instance, if an R410A system is operating at a higher stress than suggested on the chart for a provided temperature level, it might suggest a limited air flow or an overcharged system.
The graphes also help in the retrofitting and conversion of systems to various cooling agents. With raising guidelines on using specific refrigerants as a result of ecological worries, many systems are being retrofitted from R22 to more green alternatives like R32 or R410A. Comprehending the pressure-temperature partnerships for each and every refrigerant is necessary to make sure a smooth change and to keep system performance and dependability.
![Air conditioner refrigerant charge repair Air conditioner refrigerant charge repair](https://harmannsport.com/wp-content/uploads/2024/06/Air-conditioner-refrigerant-charge-repair.webp)
By the way, these charts are indispensable for system optimization. By evaluating the pressure-temperature relationship, heating and cooling professionals can make informed decisions regarding system setups and arrangements to maximize efficiency and minimize power usage. As an example, maximizing the evaporator and condenser stress in an R404A system can cause considerable power cost savings.
To conclude, pressure temperature graphes for cooling agents like R22, R410A, R32, and R404A are necessary for the reliable procedure and monitoring of a/c systems. They offer important insights that help in keeping optimal system performance, making sure energy efficiency, and facilitating smooth transitions between different cooling agents. As the HVAC market continues to advance, the relevance of these graphes in directing expert methods and enhancing system reliability can not be overstated.
FAQS
What are the key differences between R22, R410A, R32, and R404A?
- R22: Known for efficiency but phased out due to high ozone depletion potential (ODP).
- R410A: Popular replacement for R22, offering better energy efficiency and zero ODP.
- R32: Single-component with lower global warming potential (GWP) and high efficiency.
- R404A: Blend used in commercial refrigeration with a high GWP.
- R407C: Environmentally friendly and non-ozone depleting, making it one of the ideal choices for the R22 phase out.
How do the environmental impacts of these refrigerants differ?
- R22: High ODP, phased out under the Montreal Protocol.
- R410A: Zero ODP but high GWP, targeted for reduction.
- R32: Low GWP, environmentally favorable.
- R404A: High GWP, facing phase-out due to environmental concerns.
- R407C: Zero ODP but high GWP, targeted for reduction.
What are the common applications of these refrigerants in HVAC systems?
- R22: Previously used in residential and commercial AC, being phased out.
- R410A: Used in new residential and commercial AC systems.
- R32: Used in modern residential AC systems for its efficiency.
- R404A: Commonly used in commercial refrigeration, especially for low temperatures.
- R407C: Commercial air conditioning and refrigeration equipment.
How do these refrigerants compare in terms of efficiency and performance?
- R22: Efficient but being replaced by newer, more efficient options.
- R410A: Higher efficiency than R22, operates at higher pressures.
- R32: High efficiency, lower GWP than R410A.
- R404A: Effective in low-temperature applications but less efficient than newer alternatives.
- R410C: Good compatibility with existing R22 equipment, eliminating the need for major equipment replacement.
What is the significance of a pressure-temperature chart for R22 refrigerant?
A pressure-temperature chart for R22 is crucial for assessing system performance and diagnosing issues accurately. It helps technicians determine the saturation temperature at a given pressure, ensuring optimal system operation.
How does R410A differ from R22 in terms of pressure-temperature characteristics?
R410A operates at significantly higher pressures than R22, necessitating components designed to handle these conditions. Understanding the pressure-temperature relationship of R410A is essential for proper system charging and troubleshooting.
What makes R32 refrigerant unique in terms of pressure-temperature correlation?
R32 has low global warming potential and efficient performance. The pressure-temperature chart for R32 shows a significant rise in pressure with temperature, emphasizing the need for precise monitoring to prevent overpressure conditions.
How does R404A refrigerant’s pressure-temperature chart impact commercial refrigeration systems?
R404A is widely used in commercial refrigeration due to its ability to maintain low temperatures effectively. The pressure-temperature chart for R404A is essential for system design, troubleshooting, retrofitting, and diagnosing issues within refrigeration systems.
How are pressure-temperature charts for refrigerants utilized in HVAC systems?
Pressure-temperature charts are used for system charging, maintenance, diagnostics, retrofitting, and optimization in HVAC systems. They help in ensuring optimal system performance, energy efficiency, and smooth transitions between different refrigerants.
What are the future trends and alternatives in refrigerants?
- Transition from high GWP refrigerants like R22 and R404A.
- Emergence of low-GWP alternatives like R32, R290 (Propane).
- Stricter regulations driving the transition to low-GWP refrigerants.
- Advancements in refrigerant technology focusing on efficiency and environmental impact.
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Welkom op onze blog! Mijn naam is Peter en ik ben de hoofdauteur van deze blog. Als sportherstelbeoefenaar en met diepe interesses en expertise.
Ik streef ernaar om complexe concepten op een heldere en bondige manier te presenteren, en lezers in staat stellen die kennis beter te begrijpen en toe te passen door middel van diepgaand onderzoek en het delen van ervaringen.
Bedankt voor het lezen en voor uw steun! Als u vragen of suggesties heeft over de inhoud, Neem dan gerust contact met mij op. Ik kijk ernaar uit om meer interessante en nuttige informatie met u te delen en samen te groeien op deze kennisreis!