Hydrocarbon refrigerants


The IEC working group revising the recommended hydrocarbon charge limit in commercial refrigeration within the IEC 60335-2-89 standard has decided to move to the next stage in the process

During a meeting on 7 October in Vladivostok, International Electrotechnical Commission (IEC) Working Group SC61C – formed to update the international standard for commercial refrigeration, IEC 60335-2-89 – agreed to finalize its work and advance the draft amendment (committee draft for vote; CDV) for public comments.

Grenada inaugurates its first two HC air-con systems

On 25 August, the small Caribbean island country of Grenada installed its first two air-conditioning (AC) units to use hydrocarbons. The installation of the R290-based (propane) units is part of a regional demonstration project implemented by the United Nations Industrial Development Organization (UNIDO).

Mobile air-conditioning: impacts of MAC directive

The European directive on mobile air-conditioning (MAC) entered into force in 2006. It introduces a gradual ban on greenhouse gases in passenger cars and light commercial vehicles. Since January 1, 2011, new vehicles‘ air conditioning systems must be filled with a refrigerant with a lower GWP. R134a has been banned totally since January 2017. All cars must be equipped with a system with a GWP below 150.

Optyma keeps hospital F-gas compliant

A busy hospital’s need to create a new service building meant relocating seven roof mounted condensing units cooling the hospital’s mortuary and provided the ideal opportunity to comply with current and future refrigerant regulations.