DS/EN ISO 7235:2003 ( Withdrawn )

Acoustics - Laboratory measurement procedures for ducted silencers and air-terminal units - Insertion loss, flow noise and total pressure loss


Status:
Withdrawn
Type:
Standard
Language:
English
Replaced by:
Price from:
€ 104.76

Scope

The standard specifies methods for determining 1) the insertion loss, in frequency bands, of ducted silencers with or without air flow; 2) the sound power level, in frequency bands, of the flow noise; 3) the total pressure loss of silencers with air flow; 4) the transmission loss, in frequency bands, of air-terminal units.


Number of pages: 64

Published: 2003-12-11

Date of approval: 2003-11-14

Date of withdrawal: 2009-10-13

International relationships : EN ISO 7235:2003 IDT ISO 7235:2003 IDT

ICS: 17.140.99 - Other standards related to acoustics 91.120.20 - Acoustics in building. Sound insulation

Item number: 47537


Committees

Committee

  • CEN/TC 211
  • ISO/TC 43

Danish committee

DS/S-115