Shielded multi-phase power cable, in particular mining cable, with optical fiber

摘要

The ESA consists of an outer layer (1),insulation layer (2),metal layer (3) in the form of an armour, middle part with filling (5),metal screens (4, 6),single metal core (7),tubes (8) with fibre (9),is characterized by an additional metal layer on the metal core (7), preferably in the form of a metal sheet (10), capable of adapting its own profile to the available hole inside the cable, which is made in the form of a tube.