CEN/TC 211
| Project No. | EN ISO 11957:2009 |
|---|---|
| Title | Describes a laboratory method and in situ methods for the determination of the sound insulation performance of sound-protecting cabins. Applicable to sound-protecting cabins with a leak ratio smaller than 2 %. |
| Registration number (WIID) | 32586 |
| Scope | Describes a laboratory method and in situ methods for the determination of the sound insulation performance of sound-protecting cabins. Applicable to sound-protecting cabins with a leak ratio smaller than 2 %. |
| Status | Standarts spēkā |
| ICS group | 17.140.01 |