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BS EN 13819-1:2020+A1:2024

BS EN 13819-1:2020+A1:2024

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Hearing protectors. Testing – Physical test methods

Published By Publication Date Number of Pages
BSI 2024 58
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This document EN 13819-1 specifies physical test methods for hearing protectors. The purpose of these tests is to enable assessment of the performance of the hearing protector as specified in the appropriate product standard.

PDF Catalog

PDF Pages PDF Title
2 undefined
8 1 Scope
2 Normative references
3 Terms and definitions
9 4 Earmuffs
4.1 Specimens, conditioning and scheme of testing
4.1.1 Specimens
4.1.2 Conditioning and testing atmosphere
4.1.3 Scheme of testing
16 4.2 Adjustability
4.2.1 Principle
4.2.2 Apparatus
4.2.2.1 Mounting fixture
4.2.2.2 Test headforms
4.2.2.3 Pinna simulators
4.2.2.4 Non-planar cushion adaptor
4.2.3 Procedure
4.2.3.1 Headband earmuffs
18 4.2.3.2 Mounted earmuffs
19 4.2.4 Report
26 4.3 Cup rotation
4.3.1 Principle
4.3.2 Apparatus
4.3.2.1 Mounting fixture
28 4.3.2.2 Pinna simulators
4.3.2.3 Non-planar cushion adaptor
4.3.3 Procedure
4.3.3.1 Headband earmuffs
4.3.3.2 Mounted earmuffs
30 4.3.4 Report
4.4 Headband force
4.4.1 Principle
4.4.2 Apparatus
4.4.2.1 Mounting fixture
4.4.2.2 Non-planar cushion adaptor
31 4.4.3 Procedure
4.4.3.1 General
33 4.4.3.2 Headband earmuffs
4.4.3.3 Mounted earmuffs
34 4.4.4 Report
4.5 Cushion pressure
4.5.1 Principle
4.5.2 Apparatus
4.5.2.1 Mounting fixture
4.5.2.2 Marking medium
4.5.2.3 Measuring means for contact area
4.5.2.4 Non-planar cushion adaptor
4.5.3 Procedure
4.5.3.1 General
35 4.5.3.2 Headband earmuffs
36 4.5.3.3 Mounted earmuffs
37 4.5.4 Report
4.6 Resistance to damage when dropped
4.6.1 Principle
4.6.2 Apparatus
4.6.2.1 Smooth steel plate
4.6.2.2 Means of suspending earmuffs
38 4.6.3 Procedure
4.6.3.1 Headband earmuffs
39 4.6.3.2 Mounted earmuffs
4.6.4 Report
4.7 Resistance to damage when dropped at low temperature (optional)
4.7.1 Principle
4.7.2 Apparatus
4.7.2.1 Refrigerated chamber
4.7.2.2 Smooth steel plate
4.7.2.3 Means of suspending earmuffs
40 4.7.3 Procedure
4.7.3.1 Headband earmuffs
4.7.3.2 Mounted earmuffs
41 4.7.4 Report
4.8 Headband flexing
4.8.1 Principle
4.8.2 Apparatus
4.8.2.1 Flexing device
42 4.8.3 Procedure
43 4.8.4 Report
4.9 Stand-by mechanism durability test (mounted earmuffs only)
4.9.1 Principle
4.9.2 Apparatus
4.9.2.1 Flexing device
4.9.3 Procedure
4.9.4 Report
4.10 Water immersion
4.10.1 Principle
44 4.10.2 Apparatus
4.10.2.1 Water bath
4.10.2.2 Means to hold the earmuffs beneath the surface of the water
4.10.3 Procedure
4.11 Water immersion – headband under stress (optional)
4.11.1 Principle
4.11.2 Apparatus
4.11.2.1 Water bath
4.11.2.2 Means to hold the earmuffs beneath the surface of the water
4.11.2.3 Plane parallel spacer
4.11.3 Procedure
45 4.12 Resistance to leakage (fluid filled cushions only)
4.12.1 Principle
4.12.2 Apparatus
4.12.2.1 Smooth steel plate
4.12.2.2 Means for loading the cushion
4.12.3 Procedure
4.12.4 Report
4.13 Ignitability
4.13.1 Principle
4.13.2 Apparatus
4.13.3 Procedure
46 4.13.4 Report
5 Earplugs
5.1 Specimens, conditioning and scheme of testing
5.1.1 Specimens
5.1.2 Conditioning and testing atmosphere
5.1.3 Scheme of testing
48 5.2 Assessment of nominal diameter designation
5.2.1 Principle
5.2.2 Apparatus
5.2.3 Procedure
5.2.4 Report
49 5.3 Range of fitting of !banded earplugs”
5.3.1 Principle
5.3.2 Apparatus
50 5.3.3 Procedure
51 5.3.4 Report
5.4 Resistance to damage when dropped
5.4.1 Principle
5.4.2 Apparatus
52 5.4.3 Procedure
5.4.4 Report
5.5 Resistance to damage when dropped at low temperature (optional)
5.5.1 Principle
5.5.2 Apparatus
5.5.3 Procedure
53 5.5.4 Report
5.6 Ignitability
5.6.1 Principle
5.6.2 Apparatus
5.6.3 Procedure
5.6.4 Report
54 Annex A (informative)Uncertainty of measurement and interpretation of test results

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BS EN 13819-1:2020+A1:2024
$198.66