€0.56 (no TAX)
Test caps 3932008- 50 (10 pairs) EAR Express 3M
Test caps 3932008- 50 (10 pairs) Ear Express 3M. What. These test earplugs are modified with a probe tube.
10 pairs
€3.63 (no TAX)
Y-harness to mount a boom microphone to the left earcup and enable connection to a PTT adapter for two-way radio communication.
Confirm previously with Sekureco.euDelivery date approx.
CHARACTERISTICS
- Modified with a probe tube for use during earplug fit testing With EA-Rfit validation system 3M
- 3M leads the advancement of Hearing Conservation.
SPECIFICATIONS
Quantity per box
|
50
|
Color
|
Yellow blue
|
Wire
|
No
|
Type of cable
|
None
|
Dielectric
|
No
|
Dielectrically isolated
|
Yeah
|
Hearing protection style
|
Probed for fit testing
|
Material
|
Polyurethane
|
Metal detectable
|
No
|
Packaging
|
Polyet bag
|
Product series
|
EA-Rfit
|
Kind of product
|
Ear plugs
|
Shape
|
Push-to-fit foam
|
Size
|
A size is left
|
NORMATIVE
Tested and approved according to EN 352-2
ATTENUATION VALUES
F(Hz)63 125 250 500 1000 2000 4000 8000
Mf (dB) |
27.8 |
26 |
24.9 |
25.2 |
29.4 |
34.9 |
37 |
35.9 |
sf (dB) |
5.4 |
4.5 |
3.3 |
5 |
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 = average attenuation value
sf = standard deviation
APVf = assumed protection value
H = high frequency attenuation value (noise level reduction assumed with LC – LA = -2 dB)
M = mid-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 reduction index (the value of the level of weighted sound pressure C, LC, to calculate the level of sound pressure weighted to cash in the auditory channel)
ABOUT 3M
With more than 60,000 products in our portfolio, the brands of 3M they deliver science-based performance and extraordinary results in almost any industry you can imagine. Every day, in 3M we explore, investigate, connect, and innovate. We open our doors to the world to show how Science 3M, is in your life.
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Ficha Técnica Ficha técnica Tapones de prueba 3932008- 50 Ear Express 3M download
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