These cables are used for the connection of mobile operating equipments, in mines and underground excavations with hazardous environments, in stationary operation, e.g.high-voltage transformers in mining and tunneling.
Cable Design:
Conductors: Flexible electrolytic copper wire acc. to DIN VDE 0295 – Class 5
Insulation Main Cores: 3GI3 type EPR compound
Pilot Control Cores: 3GI3 type EPR compound
Protective Conductor: Made of plain copper wires or copper wire braiding laid-up concentrically around each main core
Electrical Field Control: Extruded inner and outer rubber semiconductive layer For 3,6/6 kV cables outer semiconductive layer only
Main Cores: Natural coloring, design acc. to DIN VDE 0250 Part.1
Pilot Cores: Black colored and number coded
Lay Up: Three main conductors laid-up with three pilot control cores in the outer interstice Protective cores are concentrically wrapped over insulation of power cores
Inner Sheath: Special Halogen free and flame retardant HFFR compound
Monitoring Conductor: Semiconductive tape + overall concentric lay of copper wires and syntetic tape over wires
Inner Sheath: Special Halogen free and flame retardant HFFR compound
Armour: Galvanized steel wire braiding, coverage minimum 75 % ST2 Type to IEC 60502
Outer Sheath: Special Halogen free and flame retardant HFFR compound, Red or Black
