EN12841:2006-A
Rope access systems.
Rope adjustment devices.
For use with 10.5mm to 11mm diameter EN1891 Type A rope. Max user weight 150kg (including tools, equipment,
etc). *See additional note for rescue*
Back-up device:
• Must be connected to the sternal attachment point on the user's harness. (EN361)
• Should be kept over the user's arm wherever possible.
• Should be kept as high on the rope as possible during use.
• If the Rocker becomes locked onto the rope during use, the device can be released by activating the parking
brake and placing a karabiner through the hole it covered (release hole). Check the descender or other main
device is locked off & safe, and then pull downwards on the karabiner in the release hole.
*NOTE for use in rescue:
When tested in a fall factor 2 with a 200kg test mass and a 30cm sling plus standard sized connectors (47cm total),
the ISC Rocker passed the test requirements. The maximum impact force was recorded as: 4.9kN on 10.5mm rope
with a slip distance of 1.75m; and 4.1kN on 11mm rope with a slip distance of 1.6m. This was well within the specified
maximum of 6kN and 2m slip. Therefore the lanyard, when the user weight (including tools, equipment, casualty,
etc) exceeds 150kg, must not exceed 47cm in length including connectors.
EN353-2:2002
Guided type fall arresters including a flexible anchor line.
For use with SAR supplied 10.5mm and 11mm diameter EN1891 Type A rope. Max user weight 150kg (including
tools, equipment, etc).
Fall arrester on a flexible line:
• Must only be used with the rope it has been tested with. ie 10.5mm & 11mm low stretch EN1891-A.
• Must be connected to the sternal attachment point on the user's harness. (compliant to EN361)
• Should be kept over the user's arm wherever possible.
• Should be kept as high on the rope as possible during use.
The lanyard must not exceed 47cm in length including connectors.
Where the complete system is supplied, the components of the system must not be substituted.
EN358:2018
Belts and lanyards for work positioning and restraint. Adjustable lanyards.
For use ONLY with SAR Rocker Lanyard 10.5mm and 11mm. Max user weight 150kg.
Work positioning or restraint:
•
Must be used with a belt or harness conforming to EN358 or EN813 or EN361.
•
An 8mm oval Maillon, locked to the correct torque setting, must remain in place for use in this category,
preventing the rope from being removed without tools.
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Fig 8