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MAC: industrialization of the first CO2 compressors
2017/12/21
19/12/2017
In July 2017, the Japanese automotive component manufacturer Sanden confirmed in a news release that it was supplying the German car manufacturer Daimler with CO2 compressors for their mobile air conditioning (MAC) systems.
 
Since 2013, Daimler has reported safety concerns over the use of “mildly flammable” R1234yf as an alternative to R134a. Until now, R1234yf was the only commercially available alternative complying with the EU MAC directive, which prescribes that, from January 1, 2017, all new cars must use a refrigerant with a GWP below 150. But Daimler chose to delay their compliance with the MAC directive to develop a CO2 air-conditioning system, which should equip its S- and E-Class cars in Europe from this year, before rolling out CO2 across the range.
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