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BS EN 958:2017

BS EN 958:2017

$102.76

Mountaineering equipment. Energy absorbing systems for use in klettersteig (via ferrata) climbing. Safety requirements and test methods

Published By Publication Date Number of Pages
BSI 2017 22
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This European Standard specifies safety requirements and test methods for energy absorbing systems (EAS) for use in climbing on a Via Ferrata, for users weighing not less than 40 kg (total weight without equipment) and no more than 120 kg (total weight including the equipment). NOTE This European Standard is one of a package of standards for mountaineering equipment, see Annex A.

PDF Catalog

PDF Pages PDF Title
6 1 Scope
2 Normative references
3 Terms and definitions
8 4 Safety requirements
4.1 Design
4.1.1 Construction
4.1.1.1 General
4.1.1.2 Distance between the two arm extremities
4.1.1.3 Overall length of EAS
4.1.2 Connecting device
4.1.3 Connection to the safety line
4.1.4 Initial arrangement
4.1.5 Rest attachment point
4.2 Operation of the EAS
4.2.1 General
9 4.2.2 Force to initiate operation
4.2.3 Dynamic performance
4.2.4 Dynamic strength of the EAS under wet conditions
4.3 Static strength of the energy absorbing system
4.3.1 General
10 4.3.2 Static strength of the whole system
4.3.3 Breaking strength of the components of elasticated arms
4.3.4 Breaking strength of the textile components of non-elasticated arms and harness attachment point
4.3.5 Energy absorber initiation force
4.3.6 Breaking strength of the rest attachment point
11 5 Test methods
5.1 Design
5.1.1 General
5.1.2 Measurement of the distance between the two arm extremities
5.1.3 Measurement of the overall length of the EAS
5.2 Operation tests
5.2.1 General
5.2.2 Conditioning and test conditions for energy absorbing systems with textile components
5.2.3 Apparatus
12 5.2.4 Procedure
5.2.4.1 General
5.2.4.2 Determination of the static force to initiate operation
5.2.4.3 Determination of impact force and braking length
13 5.2.4.4 Operation test under wet condition
14 5.2.4.5 Elastic arm static elongation method
5.3 Strength test
5.3.1 Determination of static strength of the whole system
5.3.2 Fatigue test for elasticated arms
5.3.2.1 Sampling
5.3.2.2 Fatigue test
15 5.3.2.3 Breaking strength of elasticated arms after the fatigue test
5.3.3 Breaking strength of the textile components of non-elasticated arms
5.3.3.1 Sampling
5.3.3.2 Breaking test
5.3.4 Breaking test of the rest attachment point
16 6 Marking
7 Information supplied by the manufacturer
18 Annex A (informative)Standards on mountaineering equipment
20 Annex ZA (informative)Relationship between this European Standard and the essential requirements of Directive 89/686/EEC aimed to be covered

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BS EN 958:2017
$102.76