En
f in hz
h in dB
M in dB
l in dB
SnR in dB
Mf in dB
Sf in dB
APVf in dB
Frequency in Hertz.
Attenuation value in predominantly high-frequency noise spectrum (f > 2000 Hz).
Attenuation value in predominantly medium-frequency noise spectrum (f > 500 and f < 2000 Hz).
Attenuation value in predominantly low-frequency noise spectrum (f < 500 Hz).
Single Number Rating, to be deducted from C-weighted noise level.
Average attenuation value at given frequency f in decibel.
Standard deviation at given frequency f in decibel.
Assumed Protection Value (Mf - 1x Sf ), at given frequency f in decibel.
f in hz
h in dB
M in dB
l in dB
SnR in dB
Mf in dB
Sf in dB
APVf in dB
Specification: The PPE has been tested in accordance with regulation EN 352-2:2002 and the EU
type examination was carried out in accordance with regulation EU 2016/425 by PZT GmbH,
Bismarkstraße 264 B, 26389 Wilhelmshaven, Germany, identification number: 1974.
nl
Frequentie in Hertz.
Gemiddelde dempingswaarde in overwegend hoogfrequent geluidsspectrum (f > 2000 Hz).
Gemiddelde dempingswaarde in overwegend middenfrequent geluidsspectrum (f > 500 en f < 2000 Hz).
Gemiddelde dempingswaarde in overwegend laagfrequent geluidsspectrum (f < 500 Hz).
Dempingswaarde, af te trekken van C-gewogen geluidsniveau.
Gemiddelde dempingswaarde bij gegeven frequentie f in decibel.
Standaarddeviatie bij gegeven frequentie f in decibel.
iddelde dempingswaarde per frequentie f (Mf - 1x Sf ) in decibel (Assumed Protection Value).
Specificaties: Het PBM is getest in overeenstemming met voorschrift EN 352-2:2002 en het EU-
typeonderzoek werd conform verordening EU 2016/425 uitgevoerd door PZT GmbH, Bismarkstraße
264 B, 26389 Wilhelmshaven, Duitsland, identificatienr.: 1974.