EN 352-4:2020
Table1. EN352-4:2020 results for test ID Q8077A
T-Criterion
M-Criterion
H-Criterion
106.5 dBA
113.0 dBA
115.3 dBA
Minimum-Impulse noise
Minimum-Impulse noise
Minimum-Impulse noise
85 dBA-PASS
85 dBA-PASS
85 dBA-PASS
Minimum-Non-impulse
noise
Minimum-Non-impulse
noise
Minimum-Non-impulse noise
94 dBA-PASS
96 dBA-PASS
97 dBA-PASS
STATEMENT:
1) The earmuff is provided with level-dependent attenuation. The user should
check correct operation before use. If distortion or failure is detected, the
user should refer to the manufacturer’s advice for maintenance.
2) Please note that the performance may deteriorate with battery usage and
the typical period of continuous use that can be expected from the earmuff
batteries, when fully charged. please change the battery regularly.
Please ref. INSTRUCTIONS: Checking, Installing and changing Batteries
Table
1.Results
EN 352-6:2020
Max level
EN352-6:2020
73.2 dBA
PASS
Table2. EN352-6:2020 Bluetooth output levels
ITU-T P50 F:
1999(dB FS)
Level in muff (dBA)
Mean
SD
-35
47.9
0.9
-30
52.8
0.9
-25
57.3
1.2
-20
62.2
1.2
-15
67.2
1.3
-10
72.1
1.1
Max level (Mean+SD)
73.2