Power cables for energy supply are installed in open air, in underground, in water, indoors, in cable ducts, power stations, for industry and distribution boards as well as in subscriber networks, where mechanical damages are not to be expected.
Power and control cable to IEC 60502-1
Temperature Range : Flexing – 5°C to + 50°C. Fixed installation -20°C to +70°C
Nominal Voltage : UO / U 0.6 / 1 kV
Test Voltage : 4 kV
Max. permissible tensile stress with cable grip for CU-conductor : 50 N/mm²
Minimum Bending Radius : For single core approx. 15 x cable ø. For multi core approx. 12 x cable ø.
Plain copper conductor, to DIN VDE 0295.
Cl. 1 or Cl. 2 solid or stranded type, BS 6360.
Cl. 1 or Cl.2, IEC 60228 and HD 383.
PVC core insulation, DIV4 to HD 603.1.
Cores stranded concentrically.
Colour coded to DIN VDE 0293 – 308, 0276 part 603 or HD 186.
Core colour for 3 + 1/2 conductor.
J-type : gnyl (1/2) bn, bk, gy.
O-type : bu (1/2) bn, bk, gy.
PVC outer jacket, DMV5 to HD 603.1.
Sheath Colour : Black.
Flame propagation test according to IEC 60332 – 1 – 2.
Highest permissible voltage.
Direct current systems 1.8 kV.
Alternating current systems, single-phase systems 1.4 kV.
Both conductor insulated, single-phase systems 0.7 kV.
One conductor earthed, three-phase systems 1.2 kV with concentric conductor and a cross-section of 240 mm² and above 3.6 kV.