From here you can find cable installation manuals
The Reka Cables product range includes a number of power cables and medium-voltage cables, which are suitable for installation by ploughing. Suitability for ploughing is indicated in the technical specification of the cable. Ploughing means the cable laying method by which an underground cable is put directly into the ground using a machinery and special tool, such as a cable plough. From here you can find instructions for cable ploughing.