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ISO 4412-3 : 1991(R2017)现行

HYDRAULIC FLUID POWER - TEST CODE FOR DETERMINATION OF AIRBORNE NOISE LEVELS - PART 3: PUMPS - METHOD USING A PARALLELEPIPED MICROPHONE ARRAY

出版:International Organization for Standardization

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基本信息
标准编号: ISO 4412-3 : 1991(R2017)
标准类别:Revision
出版单位:International Organization for Standardization
标准页数:0
标准简介

This part of ISO 4412 describes procedures for the determination of the sound power levels of a hydraulic fluid power pump, under controlled conditions of installation and operation, suitable for providing a basis for comparing the noise levels of pumps in terms of — A-weighted sound power level; — one-third octave band power level.