Model 77-2000 Cradle block for 2-rope-system
The cradle block will be installed by the pulling robot on the ground wire of the overhead transmission line.
This operation system is specially designed for replacement of existing ground wires by new Optical Ground Wires (OPGW) – even under life line conditions.
Can also be used instead of building a scaffhold when crossing a road or railway line.
Suitable for the 2-rope-system (GroundWire/OPGW + fibre rope as supporting rope).
Frame made of high-strength aluminum; polyamide or aluminum rollers with maintenance free ball bearings; robust and very easy to handle rope clamping unit and opening device to install the rope.
The OPGW is perfectly protected by the rollers.
Weight: approx. 2 kg
Working load: 2 kN
Model 77-2010 Cradle block for 2-rope-system with aluminum rollers
Weight: approx. 3.25 kg
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