Safety of machinery. Laser processing machines - Noise reduction and noise measurement methods for laser processing machines and hand-held processing devices and associated auxiliary equipment (accuracy grade 2)1 Scope This part of ISO IEC 11553 describes the requirements to deal with noise hazards and specifies all the information necessary to carry out efficiently and under standardized conditions the determination, declaration and verification of airborne noise emission from laser processing machines and hand held laser processing devices within the scope of ISO IEC 11553 1 and ISO IEC 11553 2. It specifies the safety requirements relating to noise

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