Mining Cable
Type MP-GC Three-Conductor Mine Power Feeder Cable, CPE Sheath, 25kV
Applications
These cables are designed for connections between units of mine distribution systems, suitable forinstalled in duct, conduit or open air and for direct burial in wet and dry locations.
Standards
- ICEA S-75-381/NEMA WC 58
- ASTM B-8
- CAN/CSA-C22.2 No.96
Construction
- Conductors: Stranded annealed bare copper conductor.
- Conductor Shield:Semi-conducting layer.
- Insulation:EPR.
- Insulation Shield:Semi-conducting layer + copper tape.
- Ground Check Conductor:Copper conductor with a yellow polypropylene insulation.
- Grounding Conductor:Tinned copper conductor.
- Sheath: Chlorinated Polyethylene(CPE), black. Other sheath materials can be offered upon request.
Options
Other jacket materials such as CSP/PCP/NBR/PVC are available upon request.
Two-layer jacket with reinforcing fibre between the two layers can be offered as an option.
Mechanical and Thermal Properties
- Minimum Bending Radius: 12×OD
- Maximum Operating Temperature: +90℃
Dimensions and Weight
Construction |
No. of Strands |
Grounding Conductor Size |
Ground Check Conductor Size |
Nominal Insulation Thickness |
Nominal Sheath Thickness |
Nominal Overall Diameter |
Nominal Weight |
Ampacity |
||||
No. of cores×AWG/kcmil |
- |
AWG/kcmil |
AWG/kcmil |
inch |
mm |
inch |
mm |
inch |
mm |
lbs/kft |
kg/km |
A |
3×1 |
19 |
5 |
8 |
0.260 |
6.4 |
0.14 |
3.6 |
2.37 |
60.2 |
3435 |
5112 |
187 |
3×1/0 |
19 |
4 |
8 |
0.260 |
6.4 |
0.14 |
3.6 |
2.45 |
62.2 |
3815 |
5677 |
218 |
3×2/0 |
19 |
3 |
8 |
0.260 |
6.4 |
0.14 |
3.6 |
2.54 |
64.5 |
4290 |
6384 |
249 |
3×3/0 |
19 |
2 |
8 |
0.260 |
6.4 |
0.14 |
3.6 |
2.65 |
67.3 |
4875 |
7255 |
286 |
3×4/0 |
19 |
1 |
8 |
0.260 |
6.4 |
0.14 |
3.6 |
2.81 |
71.4 |
5665 |
8430 |
327 |
3×250 |
37 |
1/0 |
8 |
0.260 |
6.4 |
0.17 |
4.3 |
2.97 |
75.4 |
6495 |
9666 |
360 |
3×350 |
37 |
2/0 |
8 |
0.260 |
6.4 |
0.17 |
4.3 |
3.18 |
80.8 |
7970 |
11860 |
438 |
3×500 |
37 |
4/0 |
8 |
0.260 |
6.4 |
0.17 |
4.3 |
3.45 |
87.6 |
10300 |
15328 |
536 |
Ampacity-Based on a conductor temperature of 90℃ and an ambient air temperature of 40℃, per ICEA S-75-381.