Product Overview
The Type 275 1.1/1.1kV mining cable is specifically engineered as a flexible power feeder for demanding underground mining equipment, including shuttle cars and pumps. This cable incorporates specialized earth core design features to significantly reduce instances of wire breaks during continuous reeling operations while under tension. Manufactured to rigorous Australian/New Zealand standards, it delivers reliable performance in the harshest mining environments.
Application
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Flexible feeder cable for shuttle cars and pumps in mining operations.
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Earth cores specifically designed to reduce wire breaks during reeling under tension.
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Suitable for other mining equipment requiring flexible power supply.
Standards
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AS/NZS 1802:2003 (Electric cables - Reeling and trailing - For mining purposes)
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AS/NZS 1125 (Conductors in insulated electric cables and flexible cords)
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AS/NZS 3808 (Insulating and sheathing materials for electric cables)
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AS/NZS 5000.1 (Electric cables - Polymeric insulated - For working voltages up to and including 0.6/1 (1.2) kV)
Specifications
| Parameter | Details |
|---|---|
| Voltage Rating | 1.1/1.1 kV |
| Low Voltage | Yes |
Construction
The Type 275 mining cable features a sophisticated multi-component construction designed for maximum flexibility and durability in mining applications:
| Component | Description |
|---|---|
| 3 × Power Conductors | Flexible stranded tinned annealed copper conductor |
| Conductor Screen | Polyester barrier tape |
| Insulation | EPR (Ethylene Propylene Rubber) |
| Cradle Separator | Semi-conductive PCP (Polychloroprene) |
| Overall Core Screen | Semi-conductive PCP filling and covering |
| 3 × Interstitial Earth Conductors | Semi-conductive PCP insulated flexible stranded tinned copper conductor (positioned in interstices between power cores) |
| 1 × Central Extensible Pilot | EPR covered flexible stranded tinned copper conductor (positioned at center) |
| Textile Reinforcement | Open-weave braid reinforcement applied over assembled cores |
| Sheath | Heavy duty PCP (Polychloroprene) sheath |