Anhui Feichun Special Cable Co.,Ltd Li.wang@feichuncables.com

Type W Five-Conductor Round Portable Power Cable 2kV
Type W Five Conductor Round Portable Power Cables: Powering South Africa’s Mining Industry with Reliability and Efficiency
Type W Five-Conductor Round Portable Power Cable 2kV
Applications | These cables are designed for guse with mobile miningequipment such as continuous miners, drills,cutters, loading machines and AC shuttle cars.Type W cables are for applications where bare groundingconductors are not required or desired. |
Standards | ICEA S-75-381/NEMA WC 58 |
Construction ![]() | |
Conductors | Stranded annealed tinned copper conductor. |
Insulation | Ethylene Propylene Rubber (EPR). |
Sheath | Reinforced heavy-duty/extra-heavy-duty Chlorinated Polyethylene (CPE), black. (Cables having a nominal outside diameter of more than 2.0 inches require extra-heavy-duty jackets.) |
Options | Other jacket materials such as CSP/PCP/NBR/PVC are available upon request. |
Mechanical and Thermal Properties | Minimum Bending Radius: 6×OD |
Dimensions and Weight:
Construction | No. of Strands | Nominal Insulation Thickness | Nominal Jacket Thickness | Nominal Overall Diameter | Nominal Weight | Ampacity | ||||
No. of cores×AWG/kcmil | - | inch | mm | inch | mm | inch | mm | lbs/kft | kg/km | A |
5×8 | 133 | 0.06 | 1.5 | 0.140 | 3.6 | 1.07 | 27.2 | 776 | 1154 | 50 |
5×6 | 133 | 0.06 | 1.5 | 0.155 | 3.9 | 1.24 | 31.5 | 1024 | 1524 | 68 |
5×4 | 259 | 0.06 | 1.5 | 0.155 | 3.9 | 1.36 | 35.2 | 1432 | 2131 | 88 |
5×2 | 259 | 0.06 | 1.5 | 0.170 | 4.3 | 1.56 | 39.8 | 2051 | 3052 | 116 |
5×1 | 259 | 0.06 | 1.5 | 0.190 | 4.8 | 1.85 | 47.1 | 2665 | 3967 | 136 |
5×1/0 | 266 | 0.08 | 2.0 | 0.205 | 5.2 | 1.98 | 50.4 | 3406 | 5069 | 150 |
5×2/0 | 342 | 0.08 | 2.0 | 0.205 | 5.2 | 2.13 | 54.1 | 3596 | 5351 | 172 |
5×3/0 | 418 | 0.08 | 2.0 | 0.220 | 5.6 | 2.27 | 57.6 | 4728 | 7035 | 200 |
5×4/0 | 532 | 0.08 | 2.0 | 0.220 | 5.6 | 2.46 | 62.6 | 5512 | 8203 | 230 |
Introduction to Type W Five Conductor Cables
In the heart of South Africa’s mining industry, where heavy machinery powers through tough conditions, reliable electrical infrastructure is non-negotiable. Type W Five Conductor Round Portable Power Cables are engineered to meet the demanding needs of mobile mining equipment like continuous miners, drills, cutters, loading machines, and AC shuttle cars. These cables are a backbone for operations in harsh environments, offering durability, flexibility, and safety. This article explores their technical specifications, benefits, installation and maintenance best practices, usage scenarios, and real-world applications in South Africa’s mining and heavy industry sectors, addressing current trends and challenges.
What Are Type W Five Conductor Cables?
Type W Five Conductor Round Portable Power Cables are designed for high-voltage applications, typically up to 2kV, in industries requiring robust, portable power solutions. Unlike cables requiring bare grounding conductors, Type W cables integrate grounding within their design, simplifying installation and enhancing safety. These cables adhere to stringent standards like ICEA S-75-381/NEMA WC 58, ASTM B 172, ASTM B 33, and CAN/CSA C22.2 No. 96, ensuring reliability in extreme conditions.
Benefits of Type W Five Conductor Cables
Durability: The CPE jacket resists abrasion, chemicals, and moisture, ideal for South Africa’s rugged mining environments.
Flexibility: Stranded conductors and a minimum bending radius of 6×OD allow easy maneuvering around equipment.
Safety: Integrated grounding eliminates the need for separate grounding conductors, reducing installation errors.
High Ampacity: With ampacities ranging from 50A to 230A, these cables support high-power equipment.
Customization: Optional jacket materials and two-layer designs cater to specific operational needs.
Usage Scenarios in South Africa’s Mining Industry
South Africa’s mining sector, a cornerstone of the economy, relies heavily on robust electrical systems. Type W Five Conductor Cables are ideal for:
Continuous Miners: These cables power continuous miners in gold and platinum mines, ensuring uninterrupted operation.
Drills and Cutters: Their flexibility supports dynamic movements in confined spaces like underground tunnels.
AC Shuttle Cars: High ampacity ensures reliable power delivery for material transport in coal mines.
Heavy Industry: Beyond mining, these cables are used in steel manufacturing and port operations, where durability is critical.
Case Study: Enhancing Safety in a Mpumalanga Coal Mine
In 2024, a major coal mine in Mpumalanga faced frequent downtime due to cable failures in its continuous mining operations. The mine transitioned to Type W Five Conductor Cables with a two-layer CPE jacket. The cables’ integrated grounding reduced installation complexity, and their high ampacity (172A for 5×2/0) supported heavy machinery. Post-installation, downtime decreased by 30%, and safety incidents related to electrical faults dropped significantly. This case underscores the cables’ reliability in addressing South Africa’s mining challenges, such as harsh conditions and aging infrastructure.
Frequently Asked Questions (FAQ)
Q1: What makes Type W cables different from other mining cables?
A: Type W cables integrate grounding conductors, simplifying installation and enhancing safety. Their CPE jacket offers superior resistance to abrasion and chemicals compared to standard PVC-jacketed cables.
Q2: Can these cables be used in open-pit mines?
A: Yes, their robust construction suits both underground and open-pit environments, provided proper routing and protection from UV exposure are ensured.
Q3: How often should Type W cables be replaced?
A: Lifespan depends on usage and maintenance but typically ranges from 5-10 years in harsh mining conditions. Regular inspections can extend usability.
Q4: Are there alternatives to the CPE jacket?
A: Yes, options like CSP, PCP, NBR, or PVC jackets are available for specific chemical or temperature requirements.
Q5: How do I choose the right cable size for my equipment?
A: Match the cable’s ampacity (e.g., 50A for 5×8, 230A for 5×4/0) to your equipment’s power requirements, considering voltage drop and environmental factors.
Type W Five Conductor Round Portable Power Cables are a vital asset for South Africa’s mining and heavy industry sectors. Their robust construction, flexibility, and high ampacity make them ideal for powering mobile equipment in harsh conditions. By adhering to installation and maintenance best practices, operators can maximize performance and safety. As South Africa pushes toward sustainable mining, these cables support electrified equipment, addressing both operational and environmental goals. Whether in Mpumalanga’s coal mines or Gauteng’s steel plants, Type W cables deliver reliable power, driving productivity and safety.

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