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Homepage>BS Standards>13 ENVIRONMENT. HEALTH PROTECTION. SAFETY>13.340 Protective equipment>13.340.20 Head protective equipment>BS EN 352-7:2020 Hearing protectors. Safety requirements Level-dependent earplugs
immediate downloadReleased: 2020-11-26
BS EN 352-7:2020 Hearing protectors. Safety requirements Level-dependent earplugs

BS EN 352-7:2020

Hearing protectors. Safety requirements Level-dependent earplugs

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Standard number:BS EN 352-7:2020
Pages:12
Released:2020-11-26
ISBN:978 0 580 98230 9
Status:Standard
DESCRIPTION

BS EN 352-7:2020


This standard BS EN 352-7:2020 Hearing protectors. Safety requirements is classified in these ICS categories:
  • 13.340.20 Head protective equipment

This document is applicable to level-dependent earplugs. It specifies requirements on construction, design, performance, marking and user information related to the inclusion of the level-dependent functionality.

Level-dependent earplugs are designed to provide restoration of external sounds, while providing attenuation of sounds at high levels. They may be selected for use in intermittent or impulsive noise environments and where external warning sounds are required to be heard. This document is concerned with those earplugs having an electronic sound restoration circuit.


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