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NBN EN 25136:1995被替代

Acoustics - Determination Of Sound Power Radiated Into A Duct By Fans - In-duct Method

出版:Belgian Standards

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基本信息
標(biāo)準(zhǔn)編號: NBN EN 25136:1995
標(biāo)準(zhǔn)類別:Standard
出版單位:Belgian Standards
標(biāo)準(zhǔn)頁數(shù):22
標(biāo)準(zhǔn)簡介

Specifies a method for testing ducted fans to determine the sound power radiated into an anechoically terminated duct on the inlet and/or outlet side of the equipment. Applies to fans that emit steady, broad band, narrow band and discrete frequency sound. Coverage includes: definitions and symbols; test facilities and instrumentation; information to be recorded; information to be reported. Also give detailed tables and annexes.

替代本標(biāo)準(zhǔn)的新標(biāo)準(zhǔn)

NBN EN ISO 5136:2009

NBN EN ISO 5136:2003

等同采用的國際標(biāo)準(zhǔn)

SS EN 25136 Ed. 1 (1994) - Identical

UNE EN 25136:1995 - Identical

UNI EN 25136:1995 - Identical

I.S. EN 25136:1994 - Identical

BS EN 25136:1994 - Identical

DIN EN 25136 (1994-02) - Identical

ONORM EN 25136:1994 - Identical

IEC 60651 Ed. 1.2 - Identical

ISO 266:1997 - Identical

NF EN 25136:1994 - Identical