3M PELTOR ComTac V Guide D'utilisation page 4

LABORATORY ATTENUATION
NOTE:
fit testing of hearing protectors. Research suggests that users may receive less noise reduction than
indicated by the attenuation label value(s) on the packaging due to variation in fit, fitting skill, and
motivation of the user. Refer to applicable regulations for guidance on how to adjust attenuation label
Folding headband with foam cushion*
MT20H682; AS-PATRIOT-92; AS-USCG-92
Frequency (Hz)
Mean Attenuation (dB)
Standard Deviation (dB)
Folding headband with gel cushion**
MT20H682; AS-PATRIOT-92; AS-USCG-92 with HY80A
Frequency (Hz)
Mean Attenuation (dB)
Standard Deviation (dB)
Backband with foam cushion*
MT20H682; AS-PATRIOT-92; AS-USCG-92
Frequency (Hz)
Mean Attenuation (dB)
Standard Deviation (dB)
Backband with gel cushion**
MT20H682; AS-PATRIOT-92; AS-USCG-92 with HY80A
Frequency (Hz)
Mean Attenuation (dB)
Standard Deviation (dB)
Helmet attachment with foam cushion*
MT20H682; AS-PATRIOT-92; AS-USCG-92
Frequency (Hz)
Mean Attenuation (dB)
Standard Deviation (dB)
Helmet attachment with gel cushion**
MT20H682; AS-PATRIOT-92; AS-USCG-92 with HY80A
Frequency (Hz)
Mean Attenuation (dB)
Standard Deviation (dB)
* Tested with 3M™ Ceradyne™ Ballistic Helmet
** Tested with OPSCOR™ Helmet
Rendered on 1/23/2020 10:54:14 AM
125 250 500 1000
13.6 17.7 28.8 31.9
2.6 2.7 1.9
125 250 500 1000
11.4 21.7 28.9
2.8 2.7 2.0 2.7
125 250 500 1000
17.9 26.0 31.3
4.0 2.3 2.7
125 250 500 1000
17.6 24.9
4.2 2.7 2.3 3.8
125 250 500 1000
20.3 26.4 32.1
3.9 2.7 3.0 2.8
125 250 500 1000
17.6 26.1
3.9 3.3 2.6
Page 4
2000 3150 4000 6300
32.3 39.3 39.9 42.1
4.1 2.3 2.6
2000 3150 4000 6300
33.1 40.8 38.8 37.3
1.9 3.7
2000 3150 4000 6300
32.4 38.9 41.3 44.7
3.2 3.2 3.0 3.8
2000 3150 4000 6300
33.4 39.3 41.4 46.2
4.1 3.0 3.4 3.0
2000 3150 4000 6300
33.0 39.7 34.1 39.4
3.7 2.9
2000 3150 4000 6300
32.9 40.9
2.8 2.3 3.0 2.6
4
8000 NRR CSA
Class
41.4
23 dB B
8000 NRR CSA
Class
37.3
20 dB B
8000 NRR CSA
Class
46.2
22 dB B
4.4
8000 NRR CSA
Class
21 dB B
4.7
8000 NRR CSA
Class
40.1
22 dB A
2.3
8000 NRR CSA
Class
40.0
21 dB A
2.4
34-8725-1903-7 ComTac V manual.pdf