Husqvarna X-SYNC HP500BT-01 Operator's Manual page 228

Helmet mounted
Clamping force 11.1 N
Au/NZs 1270
Frequency,
125
Hz
Mean
attenuation,
15.9
dB
Standard
5.3
deviation, dB
Mean -
standard 10.6
deviation
Headband style
Clamping force 11.1 N
AS/NZS 1270
Frequency,
125
Hz
Mean
attenuation,
21
dB
Standard
3.4
deviation, dB
Mean -
standard
17.6
deviation
Hearing protection Class 5 tested to AS/NZS 1270. When selected, used and maintained as specified in AS/NZS 1269,
these protectors may be used in noise up to 110 dB(A) assuming an 85 dB(A) criterion. A lower criterion may requier
a higher protection class. Testing accoring to ANSI S3.19 1974, AS/NZS 1270:2002 and CSAZ94.2-2014 by
Michael & Associates, Inc., 2766 W. College Ave, Suite 1, State College, PA USA16801.
228
250 500 1000
20.4 26.2 34.8
5.4 7.9 5.7
15 18.3 29.1
250 500 1000
24.2 30.1 35.1
3.3 3.4 2.3
20.9 26.7 32.8
2000 4000 8000
38.2 34 35.9
4.2 5.6 8.1
34 27.8
28.4
2000 4000 8000
37.8
37.4 35.8
2.7 2.5 3.9
34.7 33.9
33.3
Class
SLC 80
26.2 Class 5
SLC 80 Class
32.1 Class 5
2146 - 004 - 18.12.2023