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  5. MT20H682
  6. Mode d'emploi

3M Peltor ComTac VI NIB MT20H682 N Serie Mode D'emploi page 4

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Les langues disponibles

Les langues disponibles

A) ANSI S3.19-1974
Folding Headband with foam cushion
MT20H682FB-**N**
A:1 Frequency (Hz) (ƒ)
A:2 Mean attenuation (dB) (M
A:3 Standard deviation (dB) (s
Folding Headband with gel cushion
MT20H682FB-**N** with HY80A
A:1 Frequency (Hz) (ƒ)
A:2 Mean attenuation (dB) (M
A:3 Standard deviation (dB) (s
Backband with foam cushion
MT20H682BB-**N**
A:1 Frequency (Hz) (ƒ)
A:2 Mean attenuation (dB) (M
A:3 Standard deviation (dB) (s
Backband with gel cushion
MT20H682BB-**N** with HY80A
A:1 Frequency (Hz) (ƒ)
A:2 Mean attenuation (dB) (M
A:3 Standard deviation (dB) (s
Helmet attachment with foam cushion
MT20H682P3AD-**N**
A:1 Frequency (Hz) (ƒ)
A:2 Mean attenuation (dB) (M
A:3 Standard deviation (dB) (s
• Tested with 3M™ Ceradyne™ Ballistic Helmet (foam cushions)
Helmet attachment with gel cushion
MT20H682P3AD-**N** with HY80A
A:1 Frequency (Hz) (ƒ)
A:2 Mean attenuation (dB) (M
A:3 Standard deviation (dB) (s
• Tested with OPSCOR Helmet (gel cushions)
*3M strongly recommends individual fit testing of hearing protectors. If the NRR is used to estimate typical workplace protection,
3M recommends that the noise reduction value be reduced by 50% or in accordance with applicable regulations.
125
250
500
)
13.6
17.7
28.8
f
)
2.6
2.5
2.7
f
125
250
500
)
11.4
15.7
21.7
f
)
2.8
2.7
2.0
f
125
250
500
)
15.5
17.9
26.0
f
)
4.0
2.5
2.3
f
125
250
500
)
15.2
17.6
24.9
f
)
4.2
2.7
2.3
f
125
250
500
)
15.1
20.3
26.4
f
)
3.9
2.7
3.0
f
125
250
500
)
15.1
17.6
26.1
f
)
3.9
3.5
3.3
f
1000 2000 3150 4000 6300 8000 NRR
31.9
32.3
39.3
39.9
1.9
1.5
4.1
2.3
1000 2000 3150 4000 6300 8000 NRR
28.9
33.1
40.8
38.8
2.7
1.9
3.5
3.7
1000 2000 3150 4000 6300 8000 NRR
31.3
32.4
38.9
41.3
2.7
3.2
3.2
3.0
1000 2000 3150 4000 6300 8000 NRR
30.5
33.4
39.3
41.4
3.8
4.1
3.0
3.4
1000 2000 3150 4000 6300 8000 NRR
32.1
33.0
39.7
34.1
2.8
3.5
3.7
3.5
1000 2000 3150 4000 6300 8000 NRR
35.1
32.9
40.9
35.3
2.6
2.8
2.3
3.0
CSA
Class
42.1
41.4
23*
2.6
2.5
B
CSA
Class
37.3
37.3
20*
2.5
3.5
B
CSA
Class
44.7
46.2
22*
3.8
4.4
B
CSA
Class
46.2
45.8
21*
3.0
4.7
B
CSA
Class
39.4
40.1
22*
2.9
2.3
A
CSA
Class
39.5
40.0
21*
2.6
2.4
A

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