€0.61 (no TAX)
Test plugs 3932008- 50 (10 pairs) Ear Express 3M
Test plugs 3932008- 50 (10 pairs) Ear Express 3M. These test earplugs are modified with a probe tube.
10 pairs
€3.26 (no TAX)
Y-harness for mounting a boom microphone on the left earcup and enabling connection to a PTT adapter for two-way radio communication.
Confirm in advance with Sekureco.eu approximate supply date.
FEATURES
- Modified with a probe tube for use during the earplug fit test with the EA-Rfit validation system from 3M
- 3M leads the advancement of Hearing Conservation.
SPECIFICATIONS
|
Quantity per box
|
50
|
|
Color
|
Yellow/Blue
|
|
Cable
|
No
|
|
Cable type
|
None
|
|
Dielectric
|
No
|
|
Dielectrically insulated
|
Yes
|
|
Hearing protection style
|
Probed for fit testing
|
|
Material
|
Polyurethane
|
|
Metal detectable
|
No
|
|
Packaging
|
Poly bag
|
|
Product series
|
EA-Rfit
|
|
Product type
|
Earplugs
|
|
Shape
|
Push-to-fit foam
|
|
Size
|
One size fits most
|
NORMATIVE
Tested and approved according to standard EN 352-2
ATTENUATION VALUES
f(Hz)63 125 250 500 1000 2000 4000 8000
|
Mf (dB) |
27.8 |
26.0 |
24.9 |
25.2 |
29.4 |
34.9 |
37.0 |
35.9 |
|
sf (dB) |
5.4 |
4.5 |
3.3 |
5.0 |
4.2 |
4.1 |
5.2 |
3.7 |
|
APVf (dB) |
22.4 |
21.5 |
21.5 |
20.2 |
25.2 |
30.8 |
31.8 |
32.2 |
SNR=28dB,H=30dB,M=24dB,L=22B,APVf(dB)=Mf–sf(dB)
Legend:
f = test frequency
Mf = mean attenuation value
sf = standard deviation
APVf = assumed protection value
H = high frequency attenuation value (assumed noise level reduction with LC – LA = -2 dB)
M = medium frequency attenuation value (assumed noise level reduction with LC – LA = +2 dB)
L = low frequency attenuation value (assumed noise level reduction with LC – LA = +10 dB)
SNR = single number rating (the value subtracted from the C-weighted sound pressure level, LC, to calculate the effective A-weighted sound pressure level in the ear canal)
SOBRE 3M
3M tiene soluciones tan diversas que tienen la respuesta adecuada a cada necesidad. Y si no fuera así, trabajan junto al cliente para desarrollar esa forma nueva de hacer las cosas. Esta manera diferente de pensar se muestra en los estudios desarrollados para encontrar el producto más óptimo para cada organización.
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