Standard: SRPS N.C5.374
DIN VDE 0250-813
Nominal voltage
U0/U: 3,6/6 kV, 6/10 kV, 12/20 kV
Test voltage: 11 kV; 17 kV; 29 kV
CONSTRUCTION:
Conductor: tinned copper conductor class 5
acc. to SRPS N.C0.015 (IEC 60228)
Semi conductive layer: rubber compound/tape
Insulation: rubber compound based on ethylene-propylene elastomere
GI3 (SRPS N.C0.190); 3GI3 (DIN VDE 0207-20)
Semi conductive layer: rubber compound/tape
Inner sheath: based on natural/sintetic rubber
(GP2, SRPS N.C0.190), GM1b(DIN VDE 0207-21)
Protective conductor: tinned copper wires
or stranded wires or combine tinned copper
and zinc plated steel wires.
Sheath: rubber compound on polychloroprene basis, GP7 (SRPS N.C0.190); 5GM5
(DIN VDE 0207-21), red colour.
Oil resistant: DIN VDE 0472-803, metod A
Flame-retardant: according to IEC 60332-1
APPLICATION:
Flexible medium voltage mining cable is used in the surface pit mines, quarries and shipyards to supply heavy moving machines, excavators, cranes and similar in terms of large mechanical stresses, especially the large centrifugal forces.
Permissible conductor temperature:
– max operating temperature +90°C
– in short circuit (max 5 s), max +250°C
Permissible ambient temperature:
– mobile from -25°C to +40°C
– fixed laying from -30°C to +40°C
Smallest bending radius: 12D
(D – cable diameter)
Maximum tensile strength:
– static: 15 N/mm²
