سوال درباره خواص مبرد 503

[MTHAMID2]

میشه بگید مبرد 503 دقیقا چی است و از چه موادی تشکیل شده؟

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سلام در دمای های پایین استفاده می شود -128 f
به منظور ارتقای ظرفیت وقابلیتهای سیستم و به جای r502 r113 ,r22جای گزین مناسبی است

[meybotyhvac]

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سپاس.

R-502502
Other names and brand names: CFC-502, Freon-502 Genetron-502, Forane-502 Freon is a registered trade name for E. I. DuPont. Genetron is a registered trade name for Allied Signal Corporation. Forane is a registered trade name for Elf Atochem.

General Information

Chemical Formula	CAS Registry #	Color & Odor	Refrigerant Applications
Azeotropic Blend of R-22 and R-115	75-461-6 and 76-15-3	Colorless Pressurized liquid with slight ether like odor	Medium and low temperature refrigeration

Physical Data

Molecular Mass	Boiling Point C°	Boiling Point F°	Critical Temperature C°	Critical Temperature F°	Critical Pressure MPa	Critical Pressure psia
111.63	-45.3	-49.5	80.7	177.3	4.02	583

Toxicity & Global Warming Data

TLV-TWA	Years of Atmospheric Lifetime	Ozone Depletion Potential	Global Warming Potential
1,000		0.221	6200

Packaging Information

Packaged in	Volumes available in pounds	Color of Container
Pressurized cylinders	30, 50, 125, 875, 1,750	Light purple (lavender)

Shipping Information

DOT Shipping Name	Hazard Class	UN/NA Number	Packing Group	Labels Required
Chlorodifluoromethane and chloropentafluoroethane azeotropic mixture	2.2	UN1973		nonflammable gas

ARI 700 Reclaim Standards

Allowable Comp. Weight %	Air and other non-condensables % by volume @ 25°C	Water in ppm by weight	All other impurities including refrigerants as % by weight	Oil and other high boiling residues as % by volume	Particulates/solids visually clean to pass	Acidity as ppm by weight	Chloride (pass/fail is 3 ppm)
44.8-52.8 47.2-55.2	1.5	10	0.50	0.01	pass	1.0	pass

Alternative Refrigerant Options for R-502
(Alternative will require retrofit and maybe new equipment)
(These alternatives may or may not be officially approved by the various governmental agencies)

Alternative	Composition	Manufacturers	Trade Names
R-402A	HCFC-22 - 38%HFC-125 - 60% R-290 (propane) - 2%	DuPont	SUVA HP-80
R-420B	HCFC-22 - 60%HFC-152a - 38% R-290 (propane) - 2%	DuPont	SUVA HP-81
R-404A	HCFC-143a - 52%HFC-125 - 44% HFC-134a - 4%	DuPontElf Atochem	SUVA HP-62FX-70
R-407A	HFC-32 - 20%HFC-125 - 40% HFC-134a - 40%	ICI Americas	KLEA 407A
R-407B	HFC-32 - 10%HFC-125 - 70% HFC-134a	ICI Americas	KLEA 407B
R-408A	HFC-143a - 47%HCFC-22 - 46% HFC-125 - 7%	Elf Atochem	FX-10
R-411A	HCFC-22HFC-152A Propylene	GU/Greencool	G2018A
R-411B	HCFC-22HFC-152a Propylene	GU/Greencool	G2018B
R-507	HFC-143a - 50%HFC-125 - 50%	Allied Signal	AZ-50
R-403B	HCFC-22 - 56%R-218-perfluoropropane 39% R-290 (propane) - 5%	Rhone Poulenc	Isceon-69L

SUVA ia registered trade name for E. I. DuPont. Klea is a registered trade name for ICI Americas. AZ-50 is a registered trade name for Allied Signal. Isceon is a registered trade name for Rhone Poulenc. G2018A and G2018B are registered trade names for GU/Greencool. FX-10 and FX-70 are registered trade names for Elf Atochem.

منبع: refrigerant-supply

[MTHAMID2]

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