Flammable refrigerant filling volume from 150 g to 500 g?

the international electrotechnical commission ( IEC) National council, 75% of the members of commercial refrigeration equipment in A3 class ( Combustible) Refrigerants, such as propane, filling quantity limit increased from 150 grams to 500 grams, which will be held at the end of 2018, the IEC international standards IEC60335 - 2 - The 89 revision of the final vote laid the foundation.

' IEC60335 - 2 - 89 standard have voted and received 75% of the vote. 'IEC SC61C subcommittee chairman, Mr Brady commercial refrigeration products engineering manager Marek Zgliczynski said.

the vote represents the standard revision process of a long into the new stage, this will determine can improve the filling quantity limits as an international standard to be enacted.

a few weeks before the State Council vote, there is speculation that the new filling quantity limits will be rejected by over 67% of the vote. Even limited, the standard revision is drawing to a close, 'doesn't end the battle,' Marek Zgliczynski said.

in October last year, during a meeting held in Vladivostok, Russia IEC SC61C subcommittee to advocate higher class A3 refrigerant filling quantity limit IEC60335-500 grams 2 - A draft amendment to the 89 commercial refrigeration standard advance to the next stage - — To vote on draft committee vote, IEC national committees. 75% of the vote has passed the vote required revision of the standard low approval ratings of 67%, the standard will be voted into the final stage.

next, in October this year in Pusan, Korea SC61C subcommittee during the meeting, the committee voted to stage the draft opinion need to be resolved. If the panel will then according to the opinion mentioned problem is solved to determine whether the push to improve filling amount of the draft final vote stage by the end of 2018. If entered the stage of final vote and vote successfully, then the standard will be officially released in early 2019.

as a global electrical, electronic and related technical standards organization management standards, IEC standards for manufacturers and consumers to provide reference on product safety usage and purchase, thus affecting the development of the market. 'To make standards are mandatory, the standard must be to be used in various areas,' Marek Zgliczynski said.

the is generally accepted that, 150 grams of filling quantity doesn't make manufacturers and end users in the field of commercial refrigeration and make full use of hydrocarbon refrigerants in the field of security applications.

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