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an open-loop system
This part of the standard details the considerations for satisfactory installation and operation of information technology cabling within the environment of a premise building operating a low-voltage electricity distribution system (less than AC 1000 Vrms)
stipulates that the Member States take all appropriate measures to ensure that electrical equipment may be placed on the market only if
EN AW-6023
All healthcare facilities/hospitals/intensive care units• Health and safety professionals
Hearing protectors. Safety requirements and testing - Ear-plugs Ingestion-build-266356 an open-loop systemThe particular requirement in relation to the ability of hearing protectors to reduce noise below daily limit levels is addressed in the standard by requiring the sound attenuation of the hearing protectors, measured in accordance with EN 24869 1, to be not less than a specified minimum. Further, by requiring that the measured sound attenuation be declared, the selection of suitable hearing protectors for individual circumstances may be undertaken