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HFOs and HFO/HFC blends 09.20 Actual HFC Refrigerants Alternatives Safety GWP4 Group Components / Mixture components "Low GWP" alternatives (Examples) R1234yf A2L GWP 4 R1234ze(E) A2L 7 R32 A2L 675 R152a A2 124 R134a A1 1430 R125 A1 3500 R13I15 A1 <1 R227ea A1 3220 R1336mzz(E) A1 7 CO22 A1 1 R2902 A3 3 R134a GWP 1430 A1 A1 A1 A2L A2L ~ 600 ~ 3006 < 1506 < 150 <10 R404A/R507A GWP 3922/3985 A1 A1 A2L A2L3 A2 < 25001 ~ 1400 < 250 < 150 < 150 R22/R407C GWP 1810/1774 A1 A2L A2L A2 900..1400 < 250 < 150 < 150 R410A GWP 2088 A1 A1 A2L A2L < 1500 < 750 < 750 ~ 400..750 1 Refrigerating capacity, mass flow, discharge gas temperature similar to R404A 2 Only low percentage – due to temperature glide (CO2) and flammability (R290 2 R32/HFO blends show lower refrigerating capacity than reference refrigerant, the addtion of CO2 leads to high temperature glide Tab. 4 Potential mixture components for "Low GWP" alternatives (examples) 4 Approx. values according to IPCC IV (AR4) 5 R13I1 (CF3I − tri-fluoroiodomethane) is an iodine-methane derivative 6 Lower volumetric refrigerating capacity than reference refrigerant 09.20 Current HFC Refrigerants "Low GWP" Alternatives for HFC refrigerant ASHRAE Trade Composition GWP3 Safety Boiling tempe- Temperature Number Name (with blends) AR4 (AR5) group rature [°C]4 glide [K]5 R134a 1 GWP 1430 R450A R456A R513A Solstice® N-13 Honeywell R1234ze(E)/134a AC5X6 Koura (Mexichem) R32/1234ze(E)/134a OpteonTM XP10 Chemours R1234yf/134a R513A Daikin Chemical 604 (547) 687 (627) 631 (573) A1 -24 0.6 A1 -30 4.8 A1 -30 0 R515B2 – Honeywell R1234ze(E)/227ea 293 (299) A1 -19 0 R471A2 – Honeywell R1234ze(E)/1336mzz(E)/227ea 148 (148) A1 -17 3.2 R1234yf R1234ze(E)2 R444A R516A various various AC56 ARM-42 _ _ Koura (Mexichem) R32/152a/1234ze(E) Arkema R1234yf/R152a/R134a 4 (< 1) 7 (< 1) 92 (89) 142 (131) A2L -30 0 A2L -19 0 A2L -34 10 A2L -29 0 R404A/R507A GWP 3922/3985 (R22/R407) R448A Solstice® N-40 Honeywell R32/125/1234yf/1234ze(E)/134a 1387 (1273) A1 -46 6.2 R449A OpteonTM XP40 Chemours R32/125/1234yf/134a 1397 (1282) A1 -46 5.7 Forane® 449 Arkema R452A OpteonTM XP44 Chemours R32/125/1234yf 2140 (1945) A1 -47 3.8 R454A OpteonTM XL40 R454A R457B ARM-20b Chemours R32/1234yf 239 (238) A2L -48 5.7 Daikin Chemical Arkema R32/1234yf/152a 251 (251) A2L -47 6.1 R454C2 R455A2 R457A OpteonTM XL20 Solstice® L-40X ARM-20a Chemours Honeywell Arkema R32/1234yf R32/1234yf/CO2 R32/1234yf/152a 148 (146) 148 (146) 139 (139) A2L -46 7.8 A2L -52 12.8 A2L -43 7.2 R465A ARM-25 Arkema R32/1234yf/290 145 (143) A2 -52 11.8 R468A Daikin Chemical R32/1234yf/1132a 148 (147) A2L -51 12.3 R22/R407C GWP 1810/1774 R449C OpteonTM XP20 Chemours R32/125/1234yf/134a 1251 (1146) A1 -44 6.1 R410A GWP 2088 R32 R452B R454B various OpteonTM XL55 Chemours Solstice® L-41y Honeywell OpteonTM XL41 Chemours – R32/125/1234yf R32/1234yf 675 (677) 698 (676) 466 (467) A2L -52 0 A2L -51 0.9 A2L -51 1.0 R463A OpteonTM XP41 Chemours R32/125/1234yf/134a/CO2 1494 (1377) A1 -59 12.2 R466A Solstice® N-41 Honeywell R32/125/13I1(CF3I) 733 (696) A1 -52 0.7 1 The relatively low GWP allows the use of R134a also on longer term. 2 Lower volumetric refrigerating capacity than reference refrigerant 3 AR4: according to IPCC IV // AR5: according to IPCC V – time horizon 100 years 4 Rounded values 5 Total glide from bubble to dew line at 1.013 bar (abs.) 6 Development product Tab.5 "LowGWP" alternativesforHFCrefrigerants–forfurtherdataseeTab.7and8("RefrigerantProperties") 27PDF Image | REFRIGERANT REPORT 21
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