PETZL B53 MICROGRAB 小型上升器 - Compact rope clamp / grab for permanent installation on the rope
Intended for moving on fixed ropes (as a back-up belay), for hauling heavy loads, and as a progress capture device in hauling systems.
- Very secure attachment to the rope: installation is done by threading one end of the rope through the device, thus greatly reducing the chance of accidental disconnection from the rope.
- Can replace a Prusik hitch for making an adjustable lanyard.
- Very compact and lightweight.
- Slides easily up the rope and jams when the cam is loaded.
- Slides easily downwards if the cam is prevented from engaging.
- If overloaded or subjected to an impact force, the rope may slip through the device.
Certification CE EN 567
Technical specifications
- Individually tested
- For use on single rope from 9 to 13 mm.
175 g
PETZL B53 - MICROGRAB- 長期安裝在繩上的小型上升器
設計用於固定繩上的移動(作為後備保護),吊起重物和在起重裝置中作制停功能。
‧穩固地安裝在繩索上:安裝時只需將繩的一端穿過上升器,便可減低意外滑脫的情況。
‧如欲作一個可調校挽索,上升器可替代Prusik普魯士結。
‧非常輕盈小巧,重175g.
‧防墜器向上滑動自如,而向下受重時凸輪會制停。
‧如果移開滑輪卡子, 防墜器可向下滑動自如。
‧遇有超負荷或強力衝擊,繩索會滑動。
‧適用9-13mm直徑單繩。
‧認證:CE EN567 |
|