| D E S C R I P T I O N | COLOR | ITEM# |
|---|---|---|
Polyurethane Uncorded Disposable Earplug |  | HEP-3100 |
Polyurethane Disposable Earplug-Corded |  | HEP-3100NC |
Polyurethane Disposable Earplug-Multi-Color |  | HEP-3100YG |
Polyurethane Disposable Earplug-Multi-Color, Corded |  | HEP-3100YG-PC |
Tested according to CE EN 352-2:2020
Attenuation data
6-11mm
Attenuation data
Frequency(Hz) | 125 | 250 | 500 | 1000 | 2000 | 4000 | 8000 | ||||||||||||
Mean attenuation(dB) | 30.1 | 34.2 | 41.0 | 41.7 | 38.2 | 45.2 | 45.7 | ||||||||||||
Standard deviation(dB) | 3.9 | 4.0 | 4.1 | 4.7 | 3.0 | 4.1 | 4.6 | ||||||||||||
APV(dB) | 26.2 | 30.2 | 36.9 | 37.0 | 35.2 | 41.0 | 41.1 | ||||||||||||
| |||||||||||||||||||
SNR= 38dB H= 37dB M= 36dB L= 32dB | |||||||||||||||||||
Tested according to ANSI S3.19- 1974
Attenuation data
Frequency(Hz) | 125 | 250 | 500 | 1000 | 2000 | 4000 | 8000 | NRR |
Mean attenuation(dB) | 40.6 | 41.6 | 46.8 | 43.3 | 39.4 | 47.6 | 48.6 | 32db |
Standard deviation(dB) | 5.7 | 5.8 | 5.2 | 4.6 | 4.5 | 3.4 | 3.3 |
Tested according to AS/NZS 1270:2002
Attenuation data
Frequency(Hz) | 125 | 250 | 500 | 1000 | 2000 | 4000 | 8000 |
Mean attenuation(dB) | 25.0 | 25.0 | 29.9 | 31.4 | 33.3 | 42.7 | 43.6 |
Standard deviation(dB) | 7.2 | 7.3 | 9.2 | 8.6 | 4.8 | 5.5 | 6.5 |
Mean-Minus-Std Deviation(dB) | 17.7 | 17.6 | 20.7 | 22.8 | 28.4 | 37.2 | 37.1 |
| Mean-Minus-Std Deviation(dB) | |||||||
