Tiêu chuẩn quốc tế
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Số hiệu
Standard Number
EN 352-5:2002
Năm ban hành 2002
Publication date
Tình trạng
A - Còn hiệu lực
Status |
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Tên tiếng Anh
Title in English Hearing protectors Safety requirements and testing Part 5: Active noise reduction ear-muffs
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Giá:
Price Liên hệ / Contact us
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Phạm vi áp dụng
Scope of standard This European Standard is concerned with active noise reduction (ANR) ear-muffs. It specifies additional constructional, design and performance requirements, methods of test, marking requirements and user information relating to the incorporation of the active noise reduction facility
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