Pressure chart for 410a

Table of Contents. Refrigerant R-410A Pressure Temperature Chart - This R410A PT Chart will help you when charging a system that utilizes R-410A. …

Please note that in converting enthalpy and entropy from SI to I/P units, = 0 at –40°F for I/P units). In the conversion equation below, H (ref) and S (ref) are the saturated liquid enthalpy and entropy at –40°C. For Suva® 410A, H (ref) = …Refrigerant Properties Freon™ 410A vs. R-22 Discharge Pressure +50 to +70% Cooling Capacity +45% Discharge Temperature –10 °F (-23.3 °C) Energy Efficiency +5 to –5% Lubricant POE. Freon™ 410A Refrigerant For more information on …Refrigerant Pressure Temperature Chart - PT Chart for R-410A, R-134A, and R-22. These are currently the three most widely used refrigerants on the market today for HVAC applications in residential and commercial use. R-22 refrigerant is the king and used widely in the residential and commercial markets followed by R-134A which is used in ... In this HVAC Training Video, I show the R-22 and R-410A Range of Operating Pressures on Air Conditioning Systems! I show why we Measure Pressures and Tempera... An R-410A Pressure-Temperature (PT) chart is a tool used in HVAC systems to determine the corresponding saturation temperature of the R-410A refrigerant at different pressures. This chart is essential for HVAC technicians as it helps in diagnosing and maintaining air conditioning systems.Page 1. Temp. ⁰C. Temp. ⁰C. R134A. Butane. (R600A). R406A. R404A. R507. R22. M099. R407C. R410A. CO². (R744). Ammonia. R717. -50.The high side pressure, in contrast, refers to the refrigerant pressure in the discharge line. This is basically the pressure after the compressor. Even though the ideal pressure range for an R-401A air conditioner falls in the range of 110-140, its low side pressure should not be less than 100 psi, nor should it be more than 160 psi. Why this ...

HVAC Troubleshooting Chart with Superheat, Subcooling and Compressor Amps ... R410a suction pressure may be around 120psi, and R410a head pressure may be anywhere from 225psi to 350psi. Many conditions could apply here, there’s absolutely ‘no’ set point pressure for 410a, r22, or anything else. Educate yourself on whats going on in the ...Good Subcooling Value for R-410A: Similar to superheat, the ideal subcooling value for R-410A can vary depending on factors like system design and operating conditions. However, a common target for R-410A systems is to achieve a subcooling value in the range of 8 to 15 degrees Fahrenheit (°F) or approximately 4.4 to 8.3 degrees Celsius (°C).r-410a pressure temperature chart psig f° psig f° psig f° psig f° psig f° psig f° 12 -37.7 114 37.8 216 74.3 318 100.2 420 120.7 522 137.6 14 -34.7 116 38.7 218 74.9 320 100.7 422 121 524 137.9 16 -32.0 118 39.5 220 75.5 322 101.1 424 121.4 526 138.3I would think we could have a thermostat that could do this: Heating mode: outside temp >65F: Run AUX only - lock out compressor (avoid high pressure) outside temp >10F and <65F: Run compressor and AUX as needed. outside temp <10F: Run AUX only - lock out compressor (avoid defrost cycling) Cooling mode: outside temp <60F: lock …

Blood pressure charts show blood pressure levels and can be used by adults of any age, as these levels do not change with age, according to Blood Pressure UK. Blood pressure should... R-410A Pressure-temperature chart Click anywhere on this document to return to Refrigerant Gas Properties information at InspectApedia.com This chart was provided by the Bonneville Power Authority, Mar 16, 2024 · The calculator uses a mathematical approach to model the pressure-temperature relationship of R-410A. While a PT chart is the most direct tool for this, the calculator encodes this relationship, potentially through polynomial or piecewise linear approximations, based on actual PT chart data. The Formula May 24, 2016 ... HVAC R22, 410A Refrigerants! Checking the Charge- Vapor/Suction Operating Pressures, What is Too Low! P/T Chart on the Manifold Gauge Set is ...Constants for vapor pressure of saturated vapor (dew point), p g: A = –1.440004 E+00 E = –3.521484 E+00 B = –6.865265 E+00 F = –7.750000 E+00 C = –5.354309 E–01 X o = 2.086902 E–01 D = –3.749023 E+00 Because both pressure and temperature appear in the reduced form in the equation, the same constants can be used for either SI or ...

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R410A PRESSURE-TEMPERATURE CHART. Saturation Pressure-Temperature Data for R410A (psig)*. ECLPC-1 Rev 1 – 02/22.This is a pressure-temperature chart that specifies the saturation pressure for R410A at any given temperature. The R410A PT chart can be used to answer questions like: What are normal operating pressures for 410A? What is the pressure of r410a at 72 degrees Fahrenheit? What should gauge read for 410A?Apr 2, 2017 ... ... pressure means on the liquid line. I go over the specific ranges of pressure for R-410a and R-22. Supervision is needed by a licensed HVAC ...R410a pressure chart high and low side. 8 Global Warming Potential (CO2 = 1. R ... 410a refrigerant pressure chart downloads. In this HVAC Training Video, I ...

Make your job easier with our handy refrigerant pressure temperature HVAC app with R-410A included. Pressure (psig) Temp (°F) -49 -48 -47 -46 -45 -44 -43 -42 -41 -40 -39 -38 -37 -36 -35 -34 -33 -32 -31 -30 -29 -28 -27 -26 -25 -24 -23 -22 -21 -20 -19 -18 -17 -16 -15 -14 -13 -12 -11 -10 -9 -8 -7 -6 -5 -4 -3 -2 -1. 0.Normal Operating Pressures for Common Refrigerants. For instance, R-22, a common refrigerant, usually sits around 75 PSI on a mild 80-degree day. R-410A, the new kid on the block, runs a bit higher, around 125 PSI. These are ballpark figures, of course. Always check your manufacturer’s specs for the real deal. Factors Influencing Normal Pressures TEMPERATURE - PRESSURE CHART FOR R-22, R-410A, R-407C, R-134A & R-404A REFRIGERANTS FYI #289 9/17/2009. updated 10/10/2012. Data points are reproduced based on available information. Advantage assumes no responsibility or liabililty for data errors. ADVANTAGE Engineering, Inc. 525 East Stop 18 Road Greenwood, IN 46142 317-887-0729 fax: 317-881 ... 3. R-410A compatibility offered with P266SNR-2C transducer PRODUCT SWITCH ACTION BOTTOM OF RANGE TOP OF RANGE MAXIMUM WORKING PRESSURE TYPICAL APPLICATIONS P70 SERIES ADJUSTABLE ON/OFF PRESSURE CONTROLS P70AA-2C SPST Open Low 0 150 325 Suction pressure control — loss of charge P70AA-400C … Typical High Side Pressure Range for R410A in the field: 410-420 psi. By 2025, high Global Warming Potential (GWP) refrigerants with a GWP of over 750, will be banned together with the systems using that gas. R410A has a GWP > 2,000. R22 boiling point: -40.8 degree Celsius at atmospheric pressure (sea level or 1 ATM) R22 density: 3.66 g/cm 3, in gas form - this is a colorless gas. R22 molar mass: 86.47 g/mol. R22 gas cylinder identification: light green. R2 status: no …Pressure stockings will improve blood flow in the veins of your legs and lower your risk for blood clots and their complications. The stockings use graduated pressure to keep blood...Pressure/. Temperature Charts. 30045 FM 2978 ... Pressures are in psig, except for the negative numerals which ... R-22 R-410A. R-407A. R-407C. °F. °C. Liq. Vap.

Refrigerant Temperature Pressure Chart. The refrigerant temperature pressure chart is a tool that is readily available yet rarely used to its full advantage. It is often referred to as the “PT” Chart, or “PT” card. The PT Chart typically lists the pressure on the left, and the corresponding refrigerant boiling point on the right.

4 Using Table 2, select the column which is closest to the measured vapor pressure. 5 Scroll down the column to find your calculated superheat. 6 Read the required vapor line temperature at the intersection. (°F) If the measured vapor line temperature does not agree with the required vapor line. 7 temperature, add refrigerant to lower ...Page 1. Temp. ⁰C. Temp. ⁰C. R134A. Butane. (R600A). R406A. R404A. R507. R22. M099. R407C. R410A. CO². (R744). Ammonia. R717. -50. Refrigerant Temperature Pressure Chart. The refrigerant temperature pressure chart is a tool that is readily available yet rarely used to its full advantage. It is often referred to as the “PT” Chart, or “PT” card. The PT Chart typically lists the pressure on the left, and the corresponding refrigerant boiling point on the right. 7. Evaporator pressure drop — no external equalizer 8. External equalizer location 9. Restricted or capped external equalizer 10. Low refrigerant charge 11. Liquid line vapor a. Vertical lift b. High friction loss c. Long or small line d. Plugged drier or strainer 12. Low pressure drop across valve a. Same as #11 above b. Undersized ...Jan 22, 2024 · The perfect refrigerant reading depends on several factors, like atmospheric pressure and temperature. I like to see an average range of 58-85 PSI on the low side and 120-300 PSI on the high side. These indicate that the unit is running okay and should be cooling properly. TL;DR: R22 is almost phased out and even banned. R410A Pressure Temperature Chart R410A Temperature (°C) Pressure (barA) Pressure (barg) Pressure (psig) Pressure (barA) Pressure (barg) Pressure (psig)-70 0.36 -0.66 -9.52 0.35 -0.66 -9.55-68 0.40 -0.61 -8.85 0.40 -0.61 -8.87-66 0.45 -0.56 -8.10 0.45 -0.56 -8.13-64 0.51 -0.50 -7.27 0.51 -0.50 -7.31-62 0.57 -0.44 -6.37 0.57 -0.44 -6.40Low blood pressure occurs when blood pressure is much lower than normal. This means the heart, brain, and other parts of the body do not get enough blood. Normal blood pressure is ...

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This is where our friend R-410A came into play. New machines from 2010 and onwards were banned from using R-22. Instead, they were outfitted with R-410A. If you would like to read more about R-410A refrigerant please have a look at our Puron fact sheet. R-410A PT Chart. Let’s take a look at our pressure table for R-410A Puron. Use gauges to determine the pressure at the condenser coil outlet, and a thermometer to get the actual temperature at the same point. • Use the Temperature column to get the temperature • Subcooling = Saturated Temperature - Actual Temperature Example: Find the amount of subcooling on a system using Genetron 410a (R-410a) when the liquid line What is R-410A? R-410A is an HFC refrigerant that is a blend of the HFC R-32 and the HFC R-125. This refrigerant was designed to be a safe, non-toxic, non-flammable, and reliable alternative to the HCFC R-22. It was invented in 1991 but did not begin to see real popularity until the 2000’s.Jul 21, 2009 ... R-410A refrigiant. The Suction pressure temperature chart in the Condensing Unit installation & service reference that came with the unit only ...Pressure (psig) Temp (°F) -49 -48 -47 -46 -45 -44 -43 -42 -41 -40 -39 -38 -37 -36 -35 -34 -33 -32 -31 -30 -29 -28 -27 -26 -25 -24 -23 -22 -21 -20 -19 -18 -17 -16 -15 -14 -13 -12 -11 …(Kitco News) - Gold and silver prices are moderately lower in midday U.S. trading Monday. The two markets are seeing pressure on chart-based selli... Indices Commodities Currencies...Refrigerant Pressure - Temperature Chart. Pressure values are displayed for R-22, R-410a, R-407c, R-134a and R-404a refrigerants. Items Displayed in Red shows pressure in inches of Mercury. Items Displayed in Black shows pressure in pounds per inch gauge. Data points are reproduced based on available information.R-410A 32/125 (50/50) A1 0.2 POLYOLESTER HFC blend; higher pressures, new equipment only. R-422B 125/134a/600a (55/42/3) A1 5 MINERAL OIL or ALKYLBENZENE, POE It can replace R22, R417A and R407C with existing oil in system High Ambient and Centrifugal Chillers R-124 100 A1 0 MINERAL OIL or ALKYLBENZENE Similar to R-114 - …Pressure-Temp Chart-40-35-30-25-20-15-10-5 0 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 110 115 120 125 130 135 140 145 150 11.6 14.9 18.5 22.5 26.9 31.7 36.8 42.5 48.6 55.2 62.3 70.0 78.3 87.3 96.8 107 118 130 142 155 170 185 201 217 235 254 274 295 317 340 365 391 418 446 476 507 539 573 608 Physical Properties of ...Digital Fieldpiece Gauges: https://amzn.to/2LFjNnKR410A Equipment: https://amzn.to/2xv6AG5My Favorite Tool: https://amzn.to/3NIFJuOTools We Recommend: https:... ….

Pressure Temperature Charts. Vapor Pressure in PSIG. In Vacuum (inches in Hg). °F. °C. R-401A. Liquid. R-401A. Vapor. 60. 15.6. 71.9. 60.4. 65. 18.3. 79.3. 67.2.Please make sure you send this item to your business or a place somebody will be available to sign. Save on costs today. Download r410a PT Chart.R410A. R410A is a 50/50 mass percentage blend of R32 and R125 having a molar mass of 72.585 kJ/kg. Although this fluid is a mixture, its properties are well-represented by the equation of state developed by Lemmon, as described in: E. Lemmon. "Pseudo-Pure Fluid Equations of State for the Refrigerant Blends R-410A, R-404A,R-507A, and R-407C".Jun 24, 2020 · We will first examine the low-pressure side of the system, otherwise known as the vapor or suction line. During air conditioning mode, the pressure on the vapor line of an R-410A system will be somewhere between 102 to 145 PSIG. If the system had R-22, the vapor pressure would be between 58 to 85 PSIG but these pressures will be dependent on ... OBTAIN SUCTION PRESSURE 68 PSIG (at bulb) POSSIBLE CAUSES 1.Oversized valve 2. TEV seat leak 3. Low superheat adjustment ... PRESSURE-TEMPERATURE CHART at Sea Level. PSIG TEMPERATURE °F REFRIGERANT - (Sporlan Code) 410A (Z) 438A (V) 448A (D) 449A (D) 507 (P) 513A (J) Bubble Point Dew Point Bubble Point Dew Point …Forane 410A Pressure Temperature Chart Forane 410A, R-410A, Pressure Temperature Chart, PT Chart, HVAC, refrigeration, air conditioning, refrigerant gasAn R-410A Pressure-Temperature (PT) chart is a tool used in HVAC systems to determine the corresponding saturation temperature of the R-410A refrigerant at different pressures. This chart is essential for HVAC technicians as it helps in diagnosing and maintaining air conditioning systems.May 30, 2023 · Items Needed to Read a Pressure Temperature Chart. How To Read an HVAC Temperature Pressure Chart. Check the refrigerant type on the unit label. Hook HVAC gauges to the units high and low refrigerant lines that can read the refrigerant type. The blue gauge goes to the low-pressure side (Big line) and the red to the high-pressure side (Small line). Refrigerant Temperature Pressure Chart. The refrigerant temperature pressure chart is a tool that is readily available yet rarely used to its full advantage. It is often referred to as the “PT” Chart, or “PT” card. The PT Chart typically lists the pressure on the left, and the corresponding refrigerant boiling point on the right. Pressure chart for 410a, R407C Pressure-Temperature Chart Liquid. Vapor: Liquid: Vapor Liquid: Vapor Liquid: Vapor-49; 1.9; 10.4-45; 1: 30.4 20.2-17.2 51: 99.8 80.5: 10.6 101: 228.8 199.3: 38.3-48; 1.2. 9.8-44.4. 2; 31.4 21 ... *Red Italics Indicate Inches of Mercury Below Atmospheric Pressure Saturation Pressure-Temperature Data for R407C (psig)* Temp (°F) Pressure ..., Jan 22, 2024 · The perfect refrigerant reading depends on several factors, like atmospheric pressure and temperature. I like to see an average range of 58-85 PSI on the low side and 120-300 PSI on the high side. These indicate that the unit is running okay and should be cooling properly. TL;DR: R22 is almost phased out and even banned. , R-410A! AVAILABLE IN SIZES "REFRIGERANT Type Size R-410A Cylinder 25 lb. 100 lb. 850 lb. 1,450 lb. R-410A Composition: (R-32 / 125) • (50 / 50 wt%) Application: Air conditioning equipment and heat pumps. Only for newly manufactured equipment, NOT for retrofitting R-22 Performance: Pressures are 60% higher than R-22, therefore should be used only , Pocket Aid - Pressure / Temperature Pocket Chart - Laminated & Scored for Easy Folding. Kit Includes: Laminated / PT Chart. R22 / R410A. These HVAC tools are used for assistance in sizing ductwork for HVAC systems. Replaces / Supersedes: PTCHART PT CHART Pressure Chart Temperature Chart Calculator Pocket Aid PocketAid., system charge chart - refrigerant 410a pressure at suction service port (psig) connect pressure gauges to suction and liquid ports on unit. measure air temperature to outdoor coil. place an "x" on the appropriate chart where the suction and liquid pressures cross. if "x" is below ambient temperature line, add charge and repeat step 3., R-410A Pressure-temperature chart Click anywhere on this document to return to Refrigerant Gas Properties information at InspectApedia.com This chart was provided by the Bonneville Power Authority,, May 24, 2016 ... HVAC R22, 410A Refrigerants! Checking the Charge- Vapor/Suction Operating Pressures, What is Too Low! P/T Chart on the Manifold Gauge Set is ..., Freon™ 410A (R-410A), wt% 50 50 — Because Freon™ 407C and Freon™ 410A are mixtures of HFCs, they have zero ODP. Table 1 lists the chemical names and formulae of the components that make up Freon™ 407C and Freon™ 410A. Table 1. Components of Freon™ 407C: HFC-32/HFC-125/HFC-134a and Freon™ 410A: HFC-32/HFC-125, History of R-454B as a Refrigerant. R-454B was developed in the late 2010s by Chemours and was formulated to serve as a lower GWP (global warming potential) alternative to R-410A, the usage of which has dominated the commercial HVAC market since the phaseout of R-22. R-454B, marketed by Chemours under the trade name …, R410A Pressure Temperature Chart R410A Temperature (°C) Pressure (barA) Pressure (barg) Pressure (psig) Pressure (barA) Pressure (barg) Pressure (psig)-70 0.36 -0.66 -9.52 0.35 -0.66 -9.55-68 0.40 -0.61 -8.85 0.40 -0.61 -8.87-66 0.45 -0.56 -8.10 0.45 -0.56 -8.13-64 0.51 -0.50 -7.27 0.51 -0.50 -7.31-62 0.57 -0.44 -6.37 0.57 -0.44 -6.40, R410A Pressure Temperature Chart (In Fahrenheit) Printable PDF. Temp er atu r e (° F ): R410A P r essu r e (p si g ): -60 ° F 0. 9 psi g -55 ° F 1. 8 psi g -50 ° F 4. 3 psi g -45 ° F 7. 0 psi g -40 ° F 10. 1 psi g -35 ° F 13. 5 psi g -30 ° F 17. 2 psi g -25 ° F 21. 4 psi g -20 ° F 25. 9 psi g -18 ° F 27. 8 psi g -16 ° F 29. 7 psi g ..., OPERATING PRESSURE POINTS “Systems using R-410A operate at higher pressures [than R-22],” points out the Field Diagnostics team. “For example, to produce an evaporating temperature of 40 degrees F and a condensing temperature of 115 degrees, the suction and head pressures would be 83 psia and 257 psia in an R-22 …, 410a specific saturated psia constant evaluate temp liquid thermodynamicChart r410a pt charging refrigerant pressure temperature truck cooling advice fan need ford R410aHome ac 410a pressure chart. Solved r-410a at 60 psia is brought from 60°f to 240°f in aR 410a chart 410a pt chartHvac r-22 & r-410a , temperature pressure chart , waterproof., Tons o f Refrigeration - 2 00 Feet Equivalent Pipe Length. Re frigerants 22, 134a, 404,A and 507values are based on 100° F liquid temperatureand the stated evaporator temperature. R e frigerant 717 (ammonia) values are b ased o n 86° F liquid temperature and 20° F evaporator temperature. Both s uction a n d liquid line values a re based on a ..., The current pressure on GPs has been linked to increasing broad-spectrum antibiotic prescribing in England, which could contribute to antimicrobial resistance. Try our Symptom Chec..., What is the ideal pressure for 410A? The normal range of operation of the low-pressure side of the AC system is about 60 PSI to 85 PSI for R-22 and 105 PSI to …, It is a clear, colorless, non-toxic and non-irritating liquid. R-410A is a 50:50 blend of R-32 and R-125. The boiling point at atmospheric pressure is -62.9°F. A few of the important principles that make the refrigeration cycle possible are: heat always flows from a warmer to a cooler body., Here’s a step-by-step guide on how to read a refrigerant P-H chart: 1. Understand the axes: The P-H chart typically has the pressure (P) axis on the y-axis and the enthalpy (H) axis on the x-axis. The pressure is usually measured in units like psi, kPa, or bar, while the enthalpy is measured in units like Btu/lb, kJ/kg, or kcal/kg., R-410A Pressure-temperature chart. Author: Jim H. Created Date: 6/19/2012 3:09:17 PM ..., The system working pressure of R32 is higher than R410a, but the highest increase is 2.6% at most. When the temperature is exhausted, R32 increases to 35.3° C, higher than R410a. Cyclic performance. Concerning theoretical cycle performance, the system cooling capacity of R32 is 12.6% higher than R410a. Also, the power …, 19 lovely r410a pt chartR-134a pressure chart : print page / the pressure chart plays a vital R134a refrigerant temperature l2Temperature pressure chart. Pt-charts-r22-r407c-r417a-r410a.jpg; 508 x 669 (@100%)R410a refrigerant pressure temperature chart online shopping Pin on lifePractice checking the charge of an r-410a air conditioner with., To use the HVAC Technical Support AC Pressure Temperature Chart, Turn unit on; monitor system running approximately 15 to 30 minutes. Take a reading of your refrigerant system pressure (PSIG). Find the corresponding saturated pressure for your refrigerant. Superheat (for units with fixed metering device): Compute the superheat by determining ..., Online R454B pressure temperature chart spanning from -40°F to 150°F temp. Printable PDF version of R454B PT chart you can take with you on the job. There are several brand names for R454B: Opteon XL41, Solstice 454B, and Puron Advance. This is a blend of R32 (68.9%) and R1234yf (31.1%). It has a very low boiling point of -59.5°F (-50.9°C). , Good Subcooling Value for R-410A: Similar to superheat, the ideal subcooling value for R-410A can vary depending on factors like system design and operating conditions. However, a common target for R-410A systems is to achieve a subcooling value in the range of 8 to 15 degrees Fahrenheit (°F) or approximately 4.4 to 8.3 degrees Celsius (°C)., Thermodynamic Properties of Saturated R-410a Tables for Temperatures -°60 to °71.3 C Enthalpy and Entropy. Where: v = Specific volume u = Specific internal energy h = Specific enthalpy s = Specific entropy. Temp. ... Pressure Conversions. kPa to psi, 0.145038 lbs/in 2 = 1kPa / 6.89479 (kPa / psi) or Divide kPa by 6.89479;, R410A PRESSURE-TEMPERATURE CHART. Saturation Pressure-Temperature Data for R410A (psig)*. ECLPC-1 Rev 1 – 02/22., R407C Pressure-Temperature Chart Liquid. Vapor: Liquid: Vapor Liquid: Vapor Liquid: Vapor-49; 1.9; 10.4-45; 1: 30.4 20.2-17.2 51: 99.8 80.5: 10.6 101: 228.8 199.3: 38.3-48; 1.2. 9.8-44.4. 2; 31.4 21 ... *Red Italics Indicate Inches of Mercury Below Atmospheric Pressure Saturation Pressure-Temperature Data for R407C (psig)* Temp (°F) Pressure ..., r-410a pressure temperature chart psig f° psig f° psig f° psig f° psig f° psig f° 12 -37.7 114 37.8 216 74.3 318 100.2 420 120.7 522 137.6 14 -34.7 116 38.7 218 74.9 320 100.7 422 121 524 137.9 16 -32.0 118 39.5 220 75.5 322 101.1 424 121.4 526 138.3, In general, R466A is considered R410A “design compatible” o Classification as A1 (non-flammable) and capacity and efficiency is similar (+/-2%) o Design changes – Account for higher mass flow rate and impact on HXer pressure drops – Account for flow rate in selection of TXV – Refrigerant charge will be larger because of higher liquid ..., In general, R466A is considered R410A “design compatible” o Classification as A1 (non-flammable) and capacity and efficiency is similar (+/-2%) o Design changes – Account for higher mass flow rate and impact on HXer pressure drops – Account for flow rate in selection of TXV – Refrigerant charge will be larger because of higher liquid ..., R410A PRESSURE-TEMPERATURE CHART. Saturation Pressure-Temperature Data for R410A (psig)*. ECLPC-1 Rev 1 – 02/22., R-410A! AVAILABLE IN SIZES "REFRIGERANT Type Size R-410A Cylinder 25 lb. 100 lb. 850 lb. 1,450 lb. R-410A Composition: (R-32 / 125) • (50 / 50 wt%) Application: Air conditioning equipment and heat pumps. Only for newly manufactured equipment, NOT for retrofitting R-22 Performance: Pressures are 60% higher than R-22, therefore should be …, 2 thoughts on “ Refrigerants Temperature-Pressure Chart for R-22, R-410A, R-407C, R134A, R404A ” Júlio Campos says: ... To find the exact value, you should consult the pressure-temperature (PT) chart specific to R404a. We currently have no such data in hand. However, remember that operating at such low temperatures might necessitate ...