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BS EN 12841:2024 - TC Tracked Changes. Personal fall protection equipment. Rope access systems. Rope adjustment devices, 2024
- A-30422942.pdf [Go to Page]
- undefined
- 1 Scope
- 2 Normative references
- 3 Terms and definitions
- 4 Requirements [Go to Page]
- 4.1 General requirements for all Types [Go to Page]
- 4.1.1 Anchor lines
- 4.1.2 Compatibility [Go to Page]
- 4.1.2.1 Release prevention
- 4.1.2.2 Placement
- 4.1.3 Edge design
- 4.1.4 Corrosion resistance
- 4.1.5 Marking and information
- 4.2 Overview of the specific requirements for each type of rope adjustment devices
- 4.3 Specific requirements for Type A rope adjustment devices [Go to Page]
- 4.3.1 Connecting elements
- 4.3.2 Free movement
- 4.3.3 Static strength
- 4.3.4 Dynamic performance
- 4.3.5 Dynamic strength and residual strength
- 4.4 Specific requirements for Type B rope adjustment devices [Go to Page]
- 4.4.1 Free movement
- 4.4.2 Release prevention function
- 4.4.3 Minimum working performance
- 4.4.4 Dynamic strength and residual strength
- 4.5 Specific requirements for Type C rope adjustment devices [Go to Page]
- 4.5.1 Hands-free locking element
- 4.5.2 Minimum working performance
- 4.5.3 Static strength
- 4.5.4 Dynamic strength and residual strength
- 4.5.5 Descent velocity and panic locking
- 4.5.6 Temperature rise
- 5 Test methods [Go to Page]
- 5.1 Test apparatus
- 5.2 Conditioning and setup before testing [Go to Page]
- 5.2.1 General conditioning
- 5.2.2 Conditioning to heat
- 5.2.3 Conditioning to wet
- 5.2.4 Conditioning to very cold
- 5.2.5 Conditioning to wet and cold
- 5.3 General tests [Go to Page]
- 5.3.1 Test samples
- 5.3.2 Compatibility [Go to Page]
- 5.3.2.1 Release prevention
- 5.3.2.2 Placement
- 5.3.3 Edge design
- 5.3.4 Corrosion resistance [Go to Page]
- 5.3.4.1 Exposure to corrosive atmosphere
- 5.3.4.2 Corrosion resistance examination
- 5.4 Specific tests [Go to Page]
- 5.4.1 Length of connecting elements
- 5.4.2 Movement test [Go to Page]
- 5.4.2.1 The tests shall be carried out with the anchor lines in accordance with 4.1.1 with a length of (3 ± 0,05) m.
- 5.4.2.2 For Type A rope adjustment devices, check that the rope adjustment device travels freely on the anchor line, which is loaded with (2 ± 0,01) kg, over a distance of at least 1,0 m in both directions by pulling the connecting element by hand and by operating the rope adjustment device in accordance with the manufacturer’s instructions and information. Repeat the test with a rope adjustment device including the anchor line conditioned in accordance with 5.2.2 to 5.2.4. If the manufacturer claims that the rope adjustment device is suitable for use in wet and cold conditions, repeat the test with an anchor line conditioned in accordance with 5.2.5.
- 5.4.2.3 For Type B rope adjustment devices, check that the rope adjustment device fitted with a connector can move freely on the anchor line in the upward direction by operating it in accordance with the manufacturer’s instructions and information. Repeat the test with a rope adjustment device including the anchor line conditioned in accordance with 5.2.2 to 5.2.4. If the manufacturer claims that the rope adjustment device is suitable for use in wet and cold conditions, repeat the test with an anchor line conditioned in accordance with 5.2.5.
- 5.4.3 Release prevention test for Type B rope adjustment devices [Go to Page]
- 5.4.3.1 General
- 5.4.3.2 Pushing test
- 5.4.3.3 Pulling test
- 5.5 Static tests [Go to Page]
- 5.5.1 Test samples
- 5.5.2 Minimum working performance test for Type B and Type C rope adjustment devices
- 5.5.3 Static strength test for Type A and Type C rope adjustment devices
- 5.6 Dynamic tests [Go to Page]
- 5.6.1 Test samples
- 5.6.2 Dynamic performance for Type A rope adjustment devices
- 5.6.3 Dynamic strength and residual strength for Type A rope adjustment devices
- 5.6.4 Dynamic strength and residual strength for Type B and Type C rope adjustment devices
- 5.7 Descent test for Type C rope adjustment devices [Go to Page]
- 5.7.1 General
- 5.7.2 Test samples
- 5.7.3 Test arrangement
- 5.7.4 Velocity, locking and temperature rise
- 6 Marking
- 7 Manufacturer’s instructions and information
- Annex A (informative)List of useful information [Go to Page]
- A.1 General
- A.2 Maintenance of rope adjustment devices within the user’s reach
- A.3 Anticipation of emergency situations
- A.4 Care when selecting anchor lines
- Annex B (informative)Background and rationale about the changes between this document and EN 12841:2006
- Annex C (informative)Significant changes between this document and EN 12841:2006
- Annex ZA (informative)Relationship between this European Standard and the essential requirements of Regulation 2016/425 aimed to be covered [Go to Page]
