GB
11
helmet is used in commercial, trade or industrial
businesses or for equivalent purposes.
4. Technical data
Head circumference:
52-64 cm
Weight:
760 g
Ear protection:
Weight of 2 cups with holding arm and helmet
fastener: 272
g
Size: L
Frequency (Hz)
63
Average sound insulation (dB)
8,6
Standard deviation (dB)
3,3
Assumed sound protection (AVP) (dB)
5,3
Frequency (Hz)
125
Average sound insulation (dB)
10,9
Standard deviation (dB)
5,5
Assumed sound protection (AVP) (dB)
5,4
Frequency (Hz)
250
Average sound insulation (dB)
13,7
Standard deviation (dB)
3,9
Assumed sound protection (AVP) (dB)
9,8
Frequency (Hz)
500
Average sound insulation (dB)
18,1
Standard deviation (dB)
3,6
Assumed sound protection (AVP) (dB)
14,5
Frequency (Hz)
1000
Average sound insulation (dB)
25,6
Standard deviation (dB)
3,9
Assumed sound protection (AVP) (dB)
21,7
Frequency (Hz)
2000
Average sound insulation (dB)
33,7
Standard deviation (dB)
5,3
Assumed sound protection (AVP) (dB)
28,4
Frequency (Hz)
4000
Average sound insulation (dB)
30,7
Standard deviation (dB)
5,0
Assumed sound protection (AVP) (dB)
25,7
Frequency (Hz)
8000
Average sound insulation (dB)
28,0
Standard deviation (dB)
7,1
Assumed sound protection (APV) (dB)
20,9
Recommended level range:
High (H)
= 25 dB
Medium (M)
= 18 dB
Low (L)
= 12 dB
Core sound insulation (SNR)
= 21 dB
ID numbers, names and complete addresses of
the respective test organizations:
Helmet
N.B. 0197
Tüv Rheinland Product Safety Gmbh
Am Grauen Stein
D-51105 Cologne
Face guard
N.B. 0196
DIN CERTCO Gesellschaft für
Konformitätsbewertung mbH
Alboinstr.56
12103 Berlin
Ear protector
N.B. 1974
PZT GmbH
An der Junkerei 48F
26389 Wilhelmshaven
The ear protector is made of:
Fastener and holding arm: POM
Connection between holding arm and ear protection
cups: PVC
Ear protection cup and yellow mounting plate: ABS
Sealing pad: PVC
Foamed plastic insulation: PU
5. Assembly
See Fig. 3a-3h
Anleitung_BG_SH_1_SPK1:_ 24.11.2009 14:20 Uhr Seite 11
Summary of Contents for BT-LS 810 D
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