3M PELTOR CH-3 FLX2 Manual page 4

A:D - Hard hat attachment with gel cushion
MT74H52P3E-110
A:1 Frequency (Hz)
A:2 Mean attenuation (dB)
A:3 Standard deviation (dB) 3.5
A:4 APV (dB)
MT74H52P3E-111
A:1 Frequency (Hz)
A:2 Mean attenuation (dB)
A:3 Standard deviation (dB) 3.5
A:4 APV (dB)
HT52P3E-112
A:1 Frequency (Hz)
A:2 Mean attenuation (dB)
A:3 Standard deviation (dB) 3.9
A:4 APV (dB)
A:E - Neckband with foam cushion
MT74H52B-110
A:1 Frequency (Hz)
A:2 Mean attenuation (dB)
A:3 Standard deviation (dB) 4.1
A:4 APV (dB)
MT74H52B-111
A:1 Frequency (Hz)
A:2 Mean attenuation (dB)
A:3 Standard deviation (dB) 4.1
A:4 APV (dB)
HT52B-112
A:1 Frequency (Hz)
A:2 Mean attenuation (dB)
A:3 Standard deviation (dB) 3.2
A:4 APV (dB)
Headband
125 250 500 1000 2000
17.2 21.5 29.1 34.1 35.7
3.2 4.1 3.1
13.7 18.3 25.0 31.0 32.3
125 250 500 1000 2000
17.2 21.5 29.1 34.1 35.7
3.2 4.1 3.1
13.7 18.3 25.0 31.0 32.3
125 250 500 1000 2000
16.0 21.5 29.7 33.8 35.8
2.4 2.8 3.3
12.1 19.1 26.9 30.5 31.4
125 250 500 1000 2000
12.3 19.8 29.9 33.4 35.1
3.4 3.2 4.2
8.2 16.4 26.7 29.2 31.1
125 250 500 1000 2000
12.3 19.8 29.9 33.4 35.1
3.4 3.2 4.2
8.2 16.4 26.7 29.2 31.1
125 250 500 1000 2000
11.4 19.5 29.6 33.0 33.9
2.9 2.7 2.8
8.2 16.6 26.9 30.2 30.7
Hard hat attachment
4000 8000 A:5 H A:5 M
30.9 35.5
30 dB 27 dB 20 dB 29 dB
3.4 3.1 5.8
27.8 29.7
4000 8000 A:5 H A:5 M
30.9 35.5
30 dB 27 dB
3.4 3.1 5.8
27.8 29.7
4000 8000 A:5 H A:5 M
30.6 39.5
31 dB 27 dB 20 dB 29 dB
4.4 2.8 4.9
27.8 34.6
4000 8000 A:5 H A:5 M
32.3 33.6
31 dB 25 dB 16 dB 28 dB
4.0 2.0 3.9
30.3 29.7
4000 8000 A:5 H A:5 M
32.3 33.6
31 dB 25 dB 16 dB 28 dB
4.0 2.0 3.9
30.3 29.7
4000 8000 A:5 H A:5 M
32.7 34.8
31 dB 26 dB 17 dB 28 dB
3.2 2.6 5.7
30.1 29.1
EN 352-3:2002
A:5 L SNR
MT74H52P3E-110
303 g
A:5 L SNR
MT74H52P3E-111
20 B 29 dB
311 g
A:5 L SNR
HT52P3E-112
284 g
EN 352-1:2002
A:5 L SNR
MT74H52B-110
275 g
A:5 L SNR
MT74H52B-111
282 g
A:5 L SNR
HT52B-112
256 g
Neckband