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electrical and electronic
on january 10, 2024, the eu commission approved the exemption for cadmium and lead in plastic profiles in electrical and electronic windows and doors containing recovered rigid polyvinyl chloride (pvc) in its commission delegated directive (eu) 2024/232 and a new entry 46 is added to annex iii to directive 2011/65/eu (rohs).
on may 19, 2023, the technical committee for hazardous substance testing methods (sac/tc297/sc3) of the national standardization technical committee for environmental standardization of electrical and electronic products and systems organized a technical review meeting in beijing for the first amendment of the national standard gb/t 26572-2011 'restriction of hazardous substances in electrical and electronic products.' during the meeting, the reviewing experts attentively listened to the drafting team's report on the process, content, and relevant materials of the amendment. they conducted a rigorous review of the technical content and textual format of the submitted draft and unanimously agreed to pass the review of the gb/t 26572 amendment. they also recommended submitting a complete set of approval documents to the national standards committee for further modification based on the opinions expressed in this review meeting, in order to expedite its approval and implementation.
electromagnetic compatibility (emc) is the branch of electrical engineering concerned with the unintentional generation, propagation and reception of electromagnetic energy which may cause unwanted effects such as electromagnetic interference (emi) or even physical damage in operational equipment. the goal of emc is the correct operation of different equipment in a common electromagnetic environment.
rohs is short for "the directive on the restriction of the use of certain hazardous substances in electrical and electronic equipment”. the first version of rohs directive (2002/95/ec) was passed by the european parliament on 27 january 2003; the european union published the new version of rohs directive, rohs 2 directive (2011/65/eu), on 1 july 2011 and the new directive became effective on 21 july 2011, taking the place of the previous version.
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