ISO 4412-3:1991
Hydraulic fluid power; test code for determination of airborne noise levels; part 3: pumps; method using a parallelepiped microphone array

Standard No.

ISO 4412-3:1991

Release Date

1991

Published By

International Organization for Standardization (ISO)

Latest

ISO 4412-3:1991

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.

ISO 4412-3:1991 history

• 1991 ISO 4412-3:1991 Hydraulic fluid power; test code for determination of airborne noise levels; part 3: pumps; method using a parallelepiped microphone array