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ISO/TR 4869-3:1989

Acoustics — Hearing protectors — Part 3: Simplified method for the measurement of insertion loss of ear-muff type protectors for quality inspection purposes
30. 11. 1989.
95.99   Povučen   26. 6. 2007.

Опште информације

95.99     26. 6. 2007.

ISO

ISO/TC 43/SC 1

Tehnički izveštaj

13.340.20  

francuski   engleski  

Kupovina

Povučen

Jezik na kome želite da primite dokument.

Apstrakt

The procedure specified may be used to investigate production spreads of performance as part of type approval or certification procedures and the change of performance with age. It is not intended to be used as the basic test for type approval purposes. Performance data obtained are not to be quoted as representing the real-ear sound attenuation of an ear-muff, nor the protection provided by the ear-muff.

Životni ciklus

TRENUTNO

POVUČEN
ISO/TR 4869-3:1989
95.99 Povučen
26. 6. 2007.

REVIDIRAN OD

OBJAVLJEN
ISO 4869-3:2007