D E S C R I P T I O N | COLOR | ITEM# |
---|---|---|
ABS Cap-Mounted Earmuff-Dielectric | ![]() | HEM-3203E |
ABS Cap-Mounted Earmuff-Dielectric with Bracket Slot | ![]() | HEM-3203EK |
Tested according to EN 352-1:2020
Attenuation data
Frequency(Hz) | 125 | 250 | 500 | 1000 | 2000 | 4000 | 8000 | ||||||||||||
Mean attenuation(dB) | 19.2 | 24.8 | 33.2 | 37.2 | 36.1 | 39.4 | 37.6 | ||||||||||||
Standard deviation(dB) | 2.5 | 2.8 | 2.7 | 2.5 | 2.3 | 3.4 | 3.0 | ||||||||||||
Mean-Minus-Std Deviation(dB) | 16.7 | 22.1 | 30.5 | 34.7 | 33.7 | 36.0 | 34.6 | ||||||||||||
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Tested according to ANSI S3.19- 1974
Attenuation data
Frequency(Hz) | 125 | 250 | 500 | 1000 | 2000 | 4000 | 8000 | NRR |
Mean attenuation(dB) | 19.0 | 25.4 | 33.7 | 37.9 | 36.4 | 40.4 | 38.0 | 27dB |
Standard deviation(dB) | 2.9 | 2.7 | 2.7 | 2.7 | 2.9 | 4.1 | 2.7 |
Tested according to AS/NZS 1270:2002
Attenuation data
Frequency(Hz) | 125 | 250 | 500 | 1000 | 2000 | 4000 | 8000 | SLC(80) | Class 5 |
Mean attenuation(dB) | 19.2 | 20.7 | 31.1 | 37.6 | 37.6 | 39.6 | 38.3 | 32.2dB | |
Standard deviation(dB) | 3.7 | 2.0 | 3.0 | 4.1 | 2.9 | 4.0 | 5.3 | ||
Mean-Minus-Std Deviation(dB) | 15.5 | 18.7 | 28.1 | 33.5 | 34.7 | 35.6 | 33.0 |