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(A) EN 352-1:2002 / EN 352-3:2003 / EN 352-4:2001/A1:2005 / EN 352-6:2002/ EN 352-8:2008
MRX21A2WS6*, MRX21A3WS6* EN 352-1:2002
A:1 Frequency (Hz) (ƒ)
A:2 Mean attenuation (dB) (M
A:3 Standard deviation (dB) (s
A:4 Assumed protection value
MRX21A2WS6, MRX21A3WS6: 411 g
MRX21A2WS6-ACK, MRX21A3WS6-ACK: 411 g
MRX21P3E2WS6*, MRX21P3E3WS6* EN 352-3:2002
A:1 Frequency (Hz) (ƒ)
A:2 Mean attenuation (dB) (M
A:3 Standard deviation (dB) (s
A:4 Assumed protection value
MRX21P3E2WS6, MRX21P3E3WS6: 431 g
MRX21P3E2WS6-ACK, MRX21P3E3WS6-ACK: 431 g
EN 352-4:2001/A1:2005
A:6 Criterion Levels
H
119 dB(A)
M
107 dB(A)
L
96 dB(A)
125
250
)
13.8
19.3
f
)
2.7
2.4
f
(dB)
11.1
16.9
f
125
250
)
14.2
19.7
f
)
3.9
1.9
f
(dB)
10.3
17.8
f
500
1000
2000
30.4
34.5
37.7
2.7
3.6
2.3
27.7
30.9
35.4
A:5 H = 35 dB, M = 27 dB, L = 18 dB
500
1000
2000
29.6
33.4
36.3
2.5
1.8
2.5
27.1
31.6
33.8
A:5 H = 34 dB, M = 27 dB, L = 18 dB
4000
8000
SNR
39.5
36.2
2.7
4.1
30
36.8
32.1
4000
8000
SNR
39.5
34.6
2.7
4.9
30
36.8
29.7
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