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MERCANTA

Certified to EN 352-1 H=40 M=32 L=23 SNR=35. Developed for use in extremely noisy environments. The protection is based on technology that minimises resonance in the holder casings. This results in maximum high-frequency attenuation. Comes with neckband. 3M Muffs “Peltor Optime 3 H540B“ Certified to EN 352-1 H=34 M=29 L=20 SNR=31. Developed for use in extremely noisy environments. The protection is based on technology that minimises resonance in the holder casings. This results in maximum high-frequency attenuation. Comes with headband. 3M Muffs “Peltor Optime 2 H520A“ Certified to EN 352-1 H=34 M=29 L=20 SNR=31. Developed for use in extremely noisy environments. The protection is based on technology that minimises resonance in the holder casings. This results in maximum high-frequency attenuation. Comes with neckband. 3M Muffs “Peltor Optime 2 H520B“ Certified to EN 352-1 H=40 M=32 L=23 SNR=35. Developed for use in extremely noisy environments. The protection is based on technology that minimises resonance in the holder casings. This results in maximum high-frequency attenuation. Comes with headband. 3M Muffs “Peltor Optime 3 H540A“ Order No.: 154-254335 Colour: Black/Red Weight: 0,285 kg Order No.: 154-254330 Colour: Black/Red Weight: 0,27 kg Order No.: 154-254133 Colour: Black Weight: 0,21 kg Order No.: 154-254137 Colour: Black Weight: 0,195 kg Attenuation - Peltor Optime 3 H540A Freq (Hz) 125 250 500 1000 2000 4000 8000 Mean Attenuation (dB) 17.4 24.7 34.7 41.4 39.3 47.5 42.6 Standard Deviation (dB) 2.1 2.6 2.0 2.1 1.5 4.5 2.6 Assumed Protection (dB) 15.3 22.1 32.7 39.3 37.8 43.0 40.0 Attenuation - Peltor Optime 3 H540B Freq (Hz) 125 250 500 1000 2000 4000 8000 Mean Attenuation (dB) 17.5 24.5 34.5 41.4 39.5 47.3 42.0 Standard Deviation (dB) 2.3 2.7 2.9 2.2 2.9 4.4 2.8 Assumed Protection (dB) 15.2 21.8 32.5 39.2 37.5 42.9 39.2 Attenuation - Peltor Optime 2 H520A Freq (Hz) 125 250 500 1000 2000 4000 8000 Mean Attenuation (dB) 14.6 20.2 32.5 39.3 36.4 34.4 40.2 Standard Deviation (dB) 1.6 2.5 2.3 2.1 2.4 4.0 2.3 Assumed Protection (dB) 13.0 17.7 30.2 37.2 34.0 30.4 37.9 Attenuation - Peltor Optime 2 H520B Freq (Hz) 125 250 500 1000 2000 4000 8000 Mean Attenuation (dB) 14.7 20.4 32.3 39.6 36.2 35.4 40.2 Standard Deviation (dB) 1.8 2.6 2.5 2.2 2.4 4.2 2.4 Assumed Protection (dB) 12.9 17.8 29.8 37.4 33.8 31.2 37.8 36 Freq (Hz) 1252505001000200040008000 Mean Attenuation (dB) 17.424.734.741.439.347.542.6 Standard Deviation (dB) 2.12.62.02.11.54.52.6 Assumed Protection (dB) 15.322.132.739.337.843.040.0 Freq (Hz) 1252505001000200040008000 Mean Attenuation (dB) 17.524.534.541.439.547.342.0 Standard Deviation (dB) 2.32.72.92.22.94.42.8 Assumed Protection (dB) 15.221.832.539.237.542.939.2 Freq (Hz) 1252505001000200040008000 Mean Attenuation (dB) 14.620.232.539.336.434.440.2 Standard Deviation (dB) 1.62.52.32.12.44.02.3 Assumed Protection (dB) 13.017.730.237.234.030.437.9 Freq (Hz) 1252505001000200040008000 Mean Attenuation (dB) 14.720.432.339.636.235.440.2 Standard Deviation (dB) 1.82.62.52.22.44.22.4 Assumed Protection (dB) 12.917.829.837.433.831.237.8

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