Gehoerschuetzer. Sicherheitstechnische Anforderungen und Pruefungen. Kapselgehoerschuetzer mit aktiver Geraeuschkompensation Hearing protectors Safety requirements and testing Part 5:Active noise reduc...
适用范围：This European Standard is concerned with active noise reduction (ANR) ear-muffs. It specifies additionalconstructional, design and performance requirements, methods of test, marking requirements and us...
实施日期：2002-12-23
Acoustics -- Hearing protectors -- Part 5: Method for estimation of noise reduction using fitting by inexperienced test subjects
适用范围：ISO/TS 4869-5:2006 specifies a method for measuring noise reduction of passive hearing protectors at the threshold of hearing. The method is designed to provide estimates of the noise reduction obtaine...
发布日期：2006-10-01 实施日期：2006-10-01
Hearing protectors - Safety requirements and testing - Part 4: Level-dependent ear-muffs
适用范围：This European Standard is applicable to level-dependent ear-muffs. It specifies additional constructional,design and performance requirements, methods of test, marking requirements and user information...
实施日期：2006-01-01
实施日期：2008-07-01
Hearing Protectors. Recommendations for Selection,Use,Care and Maintenance. Guidance Document
实施日期：2004-11-01
Hearing protecors; Safety requirements and testing - Part 5: Active noise reduction ear-muffs
适用范围：This part of the Standard is concerned with ear-muffs whose passive acoustic performance may be augmented by a noise cancellation electronic circuit. It specifies constructional, design and performance...
实施日期：2006-03-01
Hearing protectors; Safety requirements and testing; Part 7: Level-dependent ear-plugs
适用范围：The document is concerned with level-dependent ear-plugs. It specifies additional constructional, design and performance requirements, methods of test, marking requirements and user information relatin...
实施日期：2003-04-01
Hearing protectors - General requirements - Part 3: Ear muffs attached to an industrial safety helmet
实施日期：2003-04-01
Hearing protectors - Testing - Part 1: Physical test methods; German version prEN 13819-1:2000
适用范围：The document describes methods of test for hearing protectors. The purpose of these tests is to enable assessment of the performance of the hearing protector as specified in the appropriate product sta...
实施日期：2003-04-01
Acoustics -- Hearing protectors -- Part 4: Measurement of effective sound pressure levels for level-dependent sound-restoration ear-muffs
发布日期：1998-10-01 实施日期：1998-10-01
Hearing protectors. Safety requirements and testing. Part 7:Level-dependent ear-plugs
实施日期：2002-12-01
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