CEN/TC 211
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 9742 | EN ISO 4869-2:1995 | Acoustics - Hearing protectors - Part 2: Estimation of effective A-weighted sound pressure levels when hearing protectors are worn (ISO 4869-2:1994) | Atcelts |
| 28546 | EN ISO 4869-2:1995/AC:2007 | Acoustics - Hearing protectors - Part 2: Estimation of effective A-weighted sound pressure levels when hearing protectors are worn (ISO 4869-2:1994/Cor 1:2006) | Atcelts |
| 29943 | EN ISO 4869-2:2018 | Acoustics - Hearing protectors - Part 2: Estimation of effective A-weighted sound pressure levels when hearing protectors are worn (ISO/DIS 4869-2:2014) | Izstrādē |
| 22092 | EN ISO 4869-3:2007 | Acoustics - Hearing protectors - Part 3: Measurement of insertion loss of ear-muff type protectors using an acoustic test fixture (ISO 4869-3:2007) | Standarts spēkā |
| 9770 | EN ISO 4869-4:2000 | Acoustics - Hearing protectors - Part 4: Measurement of effective sound pressure levels for level-dependent sound-restoration ear-muffs (ISO/TR 4869-4:1998) | Atcelts |
| 9715 | EN ISO 4871:1996 | Acoustics - Declaration and verification of noise emission values of machinery and equipment (ISO 4871:1996) | Atcelts |
| 32571 | EN ISO 4871:2009 | Acoustics - Declaration and verification of noise emission values of machinery and equipment (ISO 4871:1996) | Standarts spēkā |
| 73813 | EN ISO 5114-1:2024 | Acoustics - Determination of uncertainties associated with sound emission measures - Part 1: Sound power levels determined from sound pressure measurements (ISO 5114-1:2024) | Standarts spēkā |
| 9799 | EN ISO 5135:1998 | Acoustics - Determination of sound power levels of noise from air-terminal devices, air-terminal units, dampers and valves by measurement in a reverberation room (ISO 5135:1997) | Atcelts |
| 61426 | EN ISO 5135:2020 | Acoustics - Determination of sound power levels of noise from air-terminal devices, air-terminal units, dampers and valves by measurement in a reverberation test room (ISO 5135:2020) | Izstrādē |
Displaying 161-170 of 427 results.