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MERCANTA

Certified to EN 352-2 H=25, M=17, L=10, SNR=20. Corded ear plugs allow conversation and background music to be heard whilst protecting the user from hearing loss. Reuseable and washable up to 50 times. 3M Moulded Plugs “EAR Ultrafit 20“ Certified to EN 352-2 H=36 M=35 L=34 SNR=37. Metal detectable, soft polyurethane foam disposable and reuseable plug for use in the food manufacturing industry. High level of attenuation. Detectable Corded Plugs “Keep Safe“ Certified to EN 352-2 H=34 M=34 L=31 SNR=36. All the advantages of the EARsoft with the added benefit of the detectable cord and integral stainless steel ball. Ideal for use in food manufacturing businesses. 3M Detectable Corded Plugs “EARsoft“ Certified to EN 352-2 H=33 M=28 L=25 SNR=32. Made of flexible materials. The unique one-size ear plug fits most ear canals comfor- tably and provides a high level of attenuation. Reuseable. 3M Moulded Corded Plugs “EAR Ultrafit“ Order No.: 154-254090 Colour: Yellow Box contains 50 pairs Order No.: 154-254091 Colour: Yellow Box contains 50 pairs Order No.: 154-254163 Colour: Blue Box contains 200 pairs Order No.: 154-254207 Colour: Blue Box contains 200 pairs Attenuation - EAR Ultrafit Freq (Hz) 63 125 250 500 1000 2000 4000 8000 Mean Attenuation (dB) 29.2 29.4 29.4 32.2 32.3 36.1 44.3 44.8 Standard Deviation (dB) 6.0 7.4 6.6 5.3 5.0 3.2 6.0 6.4 Assumed Protection (dB) 23.2 22.0 22.7 26.9 27.3 32.8 38.3 38.4 Attenuation - EAR Ultrafit 20 Freq (Hz) 63 125 250 500 1000 2000 4000 8000 Mean Attenuation (dB) 7.2 9.0 11.9 17.6 23.9 28.9 32.1 35.8 Standard Deviation (dB) 5.1 4.5 3.9 3.6 3.1 3.6 7.1 4.2 Assumed Protection (dB) 2.1 4.5 8.0 14.0 20.8 25.3 25.0 31.6 Attenuation - Keep Safe Freq (Hz) 63 125 250 500 1000 2000 4000 8000 Mean Attenuation (dB) - 36.2 37.6 36.9 37.7 37.6 47.9 44.6 Standard Deviation (dB) - 4.5 4.5 3.0 3.5 3.4 4.3 4.1 Assumed Protection (dB) - 31.7 33.1 33.9 34.2 34.2 43.6 40.5 Attenuation - EARsoft Freq (Hz) 63 125 250 500 1000 2000 4000 8000 Mean Attenuation (dB) 23.7 30.8 36.1 39.2 39.5 35.8 42.1 46.1 Standard Deviation (dB) 6.7 6.5 6.7 4.7 3.9 4.9 3.1 3.3 Assumed Protection (dB) 17.0 24.3 29.4 34.5 35.6 30.9 39.0 42.8 34 Freq (Hz) 631252505001000200040008000 Mean Attenuation (dB) 29.229.429.432.232.336.144.344.8 Standard Deviation (dB) 6.07.46.65.35.03.26.06.4 Assumed Protection (dB) 23.222.022.726.927.332.838.338.4 Freq (Hz) 631252505001000200040008000 Mean Attenuation (dB) 7.29.011.917.623.928.932.135.8 Standard Deviation (dB) 5.14.53.93.63.13.67.14.2 Assumed Protection (dB) 2.14.58.014.020.825.325.031.6 Freq (Hz) 631252505001000200040008000 Mean Attenuation (dB) - 36.237.636.937.737.647.944.6 Standard Deviation (dB) - 4.54.53.03.53.44.34.1 Assumed Protection (dB) - 31.733.133.934.234.243.640.5 Freq (Hz) 631252505001000200040008000 Mean Attenuation (dB) 23.730.836.139.239.535.842.146.1 Standard Deviation (dB) 6.76.56.74.73.94.93.13.3 Assumed Protection (dB) 17.024.329.434.535.630.939.042.8

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