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Freon R404A adalah salah satu jenis refrigeran yang umum digunakan dalam sistem pendingin. Tekanan freon adalah tekanan yang dihasilkan oleh refrigeran dalam sistem pendingin saat beroperasi. Artikel ini menjelaskan pengaruh suhu terhadap tekanan freon R404A dalam PSI. Tabel tekanan freon R404A dalam PSI pada berbagai suhu juga disediakan.
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R-404A began seeing usage in 1996 after the phase out of CFC R-502 due to it's Ozone Depletion Potential. R-404A is a ternary refrigerant blend consisting of the HFC R-125 (forty-four percent), HFC R-143a (fifty-two percent), and HFC R-134a (four percent). R-404A is used across a variety of low and medium temperature applications including.
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Pada freon R404a terdapat kandungan campuran di dalamnya yang berisikan 44% R125, 52% R143a, dan 4% R134a. Bagi Anda yang sebelumnya menggunakan freon R22 dan ingin dicampur dengan R404a, perlu diketahui bahwa keduanya tidak bisa dicampurkan begitu saja karena tekanan titik didihnya berbeda-beda. Tekanan buang pada R404a sekitar 1,2 kali dari.
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Product Information. Used in low and medium temperature refrigeration. This blend has been the standard OEM choice for commercial and industrial low temperature refrigeration. (R507 can also be used in any system specified for R404A.) POE lubricant is required. Part Number. Product Description.
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What's best practice when I need to replace R404A with another refrigerant in an existing installation or piece of equipment? Standard best practices in Europe are detailed in the EN 378-1:2016 standard, Pressure Equipment Directive (PED) 97/23/EC, and Electromagnetic Compatibility (EMC) Directive 2014/30/EU.
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Mengenal Refrigerant R404a. Refrigerant R404a ini termasuk dalam salah satu refrigerant terpopuler. Sejak 10 s/d 15 tahun r404a sudah menjadi bagian refrigerant yang terpopuler atau yang paling banyak digunakan orang. Refrigerant r404a sudah di perkenalkan dari tahun 1990 menjadi pengganti ozon depleting pendingin bagian CFC seperti R12 dan.
[PDF] Comparison of refrigerants R410a and R404a for use in low temperature applications A
New tables of the thermodynamic properties of Freon™ 404A (R-404A) refrigerant (ASHRAE designation: R-404A [44/52/4]), a near azeotropic blend of HFC-125/HFC-143a/HFC-134a, have been developed and are presented here. These tables are based on extensive experimental measurements. Equations have been developed, based on
Refrigerant FAQ R404A replacement Danfoss
Refrigerant, Refrigeration, including R404A Refrigerant, 24 Lb. Cylinder, R22 Refrigerant, 30 Lb. Cylinder, R422D Refrigerant, R407A Refrigerant, 25..
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Freon™ 404A (R-404A) Refrigerant Versi 6.15 Tarikh semakan: 21.04.2023 Nombor SDS: 1326316-00046 Tarikh keluaran terakhir: 05.12.2022 Tarikh keluaran pertama: 27.02.2017. Gas di bawah tekanan : Gas tercair Elemen label Piktogram bahaya : Kata isyarat : Amaran Pernyataan bahaya
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*Red Italics Indicate Inches of Mercury Below Atmospheric Pressure Saturation Pressure-Temperature Data for R404A (psig)*
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38 Refrigerant Reference Guide 7th Edition 2020 R-404A! AVAILABLE IN SIZES "REFRIGERANT Type Size R-404A Cylinder 24 lb. 100 lb. 800 lb. 1,300 lb. R-404A Composition: (R-125 / 143a / 134a) • (44 / 52 / 4 wt%) Replaces: R-502 Application: Medium and low temperature commercial and industrial refrigeration and ice machines Performance:
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If you check the chart above, you can see that the pressure of the liquid R404A refrigerant is 236.8 psig. If you are measuring the pressure of a 404A gas (vapor), your gauge meter should read 234.2 psig on a 100-degree day. The difference between liquid and vapor pressure here is 2.6 psig. R404A PT Chart PDF (Printable PDF For On-Site Use)
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Ketergantungan titik didih Freon Grafik Suhu Tekanan Refrigeran: R407C, R410a, R134a, R404a: Freon r600 grafik suhu tekanan refrigeran R600 refrigeran navigasi beralih Beranda
Prime Refrigerant R404A (HFC) 10kg from Reece
Freon™ 404A (R-404A) is a blended hydrofluorocarbon (HFC) refrigerant comprised of R-125, R-134a, and R-143a. It was designed to replace R-502 and R-22 used in commercial refrigerator equipment for low and medium temperature ranges. Its properties make it ideal for use in display cases, refrigerated vehicles, ice makers, and other applications.
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Freon™ 407A is intended for use in new medium and low temperature refrigeration systems that have traditionally used R-404A. R407A has a global warming potential about. (R-404A = 1.00) 1.00 0.89 1.00 0.86 Coefficient of Performance 2.6 2.4 1.4 1.5 Compression Ratio 4.4 5.8 10.5 14.5 Compressor Discharge Temperature, °C (°F) 68 (154) 91.
R404A REFRIGERANT 24 LBS Ability Refrigerants
R-404A HFC 97.6-51.8 548.2 162.5 35.84 66.37 0.342 86.1 0.3600 0.2077 0 3920 A1 1.5 Refrigerant Reference Guide 33 5th Edition 2010 R-404A Technical Guidelines Applications: Medium and low temperature commercial and industrial direct expansion refrigeration and ice machines Perormancf e: • Similar PT and flow properties to R-502