Acoustics. Measurement at the operator's position of airborne noise emitted by brush saws.

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Main informations

Collections

National standards and national normative documents

Publication date

February 1992

Number of pages

4 p.

Reference

NF EN 27917

ICS Codes

17.140.20 Noise emitted by machines and equipment

65.060.80 Forestry equipment

Classification index

U25-514

Print number

1 - février 1992

International kinship

ISO 7917:1987

European kinship

EN 27917:1991

Replaced standards (1)

NF ISO 7917

July 1988

Standard Cancelled

Acoustics. Measurement at the operator'S position of airborne noise emitted by brush saws.

Standard replaced by (1)

NF EN ISO 22868

January 2005

Standard Cancelled

Forestry machinery -- Noise test code for portable hand-held machines with internal combustion engine -- Engineering method (Grade 2 accuracy)

Le présent document spécifie le code de mesure des caractéristiques acoustiques d''émission des machines forestières portatives tenues à la main, à moteur à combustion interne et apporte des compléments pour les scies à chaîne, débroussailleuses et coupe-herbe. Il permet de déterminer le niveau de pression acoustique d''émission pondéré A au poste de travail et le niveau de puissance acoustique pondéré A en vue de faciliter le contrôle de la production par les fabricants et pour les essais de type.

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