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Les langues disponibles
Headband with gel cushion
MT15H7AWS6**
Frequency (Hz)
(B:1)
Mean attenuation (dB)
(B:2)
Std deviation (dB)
(B:3)
Helmet attachment with gel cushion
MT15H7P3EWS6**
Frequency (Hz)
(B:1)
Mean attenuation (dB)
(B:2)
Std deviation (dB)
(B:3)
C)
Headband with foam cushion
MT15H7AWS6**
Frequency (Hz)
(C:1)
Mean attenuation (dB)
Std deviation (dB)
(C:3)
Mean minus SD (dB)
(C:4)
Neckband with foam cushion
MT15H7BWS6**
Frequency (Hz)
(C:1)
Mean attenuation (dB)
Std deviation (dB)
(C:3)
Mean minus SD (dB)
(C:4)
Helmet attachment with foam cushion
MT15H7P3*WS6**
Frequency (Hz)
(C:1)
Mean attenuation (dB)
Std deviation (dB)
(C:3)
Mean minus SD (dB)
(C:4)
(D)
MT15H7*WS6-111
D:1) RMS Vol-
tage U (mV)
27
47
84
149
266
472
D:4) The electrical input level for which the sound
pressure level is equal to 82 dB(A):
242.3 mV
125
250
500
16.9
22.5
33.4
2.6
2.2
2.5
125
250
500
17.5
23.3
34.6
2.6
2.0
3.2
125
250
500
19.6
23.2
32.9
(C:2)
2.3
2.5
3.2
17.3
20.7
29.7
125
250
500
16.0
19.8
27.5
(C:2)
3.8
3.8
4.0
12.2
16.0
23.5
125
250
500
16.7
18.2
26.4
(C:2)
4.0
4.4
5.2
12.7
13.8
21.2
EN352-6:2002
D:2) Mean
D:3) STD sound
sound pressure
pressure (dB)
(dB(A))
66.1
70.9
75.5
79.1
81.7
83.7
1000
2000
3150
39.9
35.2
37.6
1.8
1.9
1.7
1000
2000
3150
39.2
36.1
38.2
2.8
2.7
2.6
1000
2000
4000
36.8
36.6
35.0
3.0
3.0
4.0
33.8
33.6
31.0
1000
2000
4000
32.7
36.4
33.3
3.0
3.6
4.0
29.7
32.8
29.3
1000
2000
4000
32.3
35.6
32.1
3.3
4.3
3.5
29.0
31.3
28.6
0.8
0.8
0.8
0.8
0.7
0.8
ANSI S3.19-1974
4000
6300
8000
36.1
36.7
37.5
2.6
1.8
1.7
ANSI S3.19-1974
4000
6300
8000
38.5
38.7
40.0
2.1
1.9
2.5
AS/NZS 1270:2002
8000
SLC
Class
80
37.5
2.6
32
5
34.9
AS/NZS 1270:2002
8000
SLC
Class
80
36.1
29
5
3.8
32.3
AS/NZS 1270:2002
8000
SLC
Class
80
34.8
5.3
27
5
29.5
(E)
EN 352-4:2001
+ A1:2005
Criterion levels
H = 117 dB(A)
M = 111 dB(A)
L = 97 dB(A)
CSA
NRR
Class
27
A
432 g
CSA
NRR
Class
27
A
457 g
Clamping Force
12N
Mass
372 g
Clamping Force
11.6N
Mass
357 g
Clamping Force
9.9 N
Mass
396 g
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