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ISO 4412-3:1991

Hydraulic fluid power — Test code for determination of airborne noise levels — Part 3: Pumps — Method using a parallelepiped microphone array ISO 4412-3:1991

Publication date:   Aug 22, 1991

General information

90.93   Standard confirmed   Oct 30, 2025

ISO

ISO/TC 131/SC 8 Product testing

International Standard

23.100.10   Pumps and motors | 17.140.20   Noise emitted by machines and equipment

Buying

Published

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Scope

This part closely follows the methods described in the two other parts, but allows the use of alternative pump mounting and drive configurations which are simpler and cheaper to implement in an anechoic chamber. May also be applied to test motors.

Life cycle

NOW

PUBLISHED
ISO 4412-3:1991
90.93 Standard confirmed
Oct 30, 2025

REVISED BY

IN_DEVELOPMENT
ISO/PWI 4412-1




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