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    Protection Earphones 31DB

    CHARACTERISTICS:Hearing protection headset with SNR 31DB.Height adjustable.Lightweight, flexible and resistant headband. Harness:Composed of a PVC band with [...]
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    Reference Description Presentation Quantity
    7008211 EAR MUFF 31DB
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    GRADO DE PROTECCIÓN : 31DB
    EAR MUFF 31DB_7008211
     
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    CHARACTERISTICS:
    Hearing protection headset with SNR 31DB.
    Height adjustable.
    Lightweight, flexible and resistant headband.

    Harness:
    Composed of a PVC band with two hollow ribs through which two curved stainless steel rods pass, giving the harness the necessary flexibility for a perfect fit.
    The headgear attachments to the headphones are made of polyamide and allow the headphones to be adjusted to the desired position.

    Headphones:
    Manufactured in ABS. The headphones have a layer of phono-absorbent foam. The cushion, in black, is made up of a 20 mm thick polyester foam covered with sky and a rigid PVC sheet welded to the lining.

     

    APPLICATIONS:
    Hearing protectors must be used continuously in noisy environments.
    Ideal for work in high noise environments and during a working day I continue to achieve a noise reduction of 31DB. Applicable in sizes S, M and L.

     

    HOW TO USE:
    Clean the earbuds with soap and water and let them dry naturally.
    Check for damaged parts.
    To ensure that earbuds provide good protection, it is essential to adjust them to the user's anatomy.
    Check the position of the headphones, they must be in a way that the widest part is at the top.
    The protective ear pads must perfectly seal the junction with the head.
    The protection provided by the ear protection can be reduced if all the indications in the instructions are not followed.

     

    TECHNICAL CHARACTERISTICS:
    Definitions:
    Attenuation: Effective protection level.
    dB: Decibel - sound level measurement unit, which expresses the logarithmic relationship between a measured acoustic magnitude and another value of the same magnitude that is taken as a reference.
    SNR (Global Protector Attenuation): Average level of protection offered by the protector considering all frequency bands between 63 Hz and 8000 Hz.
    APV: Protection conferred (difference between mean attenuation and standard deviation)
    H: Attenuation at high frequencies.
    M: Attenuation in medium frequencies.
    L: Attenuation at low frequencies.

     

    REGULATIONS:
    This product has been manufactured in compliance with European regulations in accordance with regulation (EU) 2016/425 and is classified as category III personal protective equipment.
    For use in accordance with EN 352-1:2002 Ear protectors. General requirements. Part 1: earmuffs

    Acoustic Attenuation

    FREQUENCY IN
    Hz

    125

    150

    500

    1000

    2000

    4000

    8000

    Average attenuation (dB)

    21

    21.2

    28.3

    36,5

    36.1

    37.3

    37,7

    standard deviation (dB)

    3.5

    2.9

    3.2

    3.8

    2.7

    3.8

    6.1

    APV deviation (dB)

    17.5

    18.3

    25.1

    32,7

    33.4<

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