Type G Two-Conductor Round Portable Power Cable 2kV
Type G Two-Conductor Round Power Cable: Revolutionizing Heavy Industry Applications in South Africa with Durability and Efficiency
Type G Two-Conductor Portable Power Cable 2kV ICEA S-75-381
Applications | These cables are designed for use in heavy duty services as power supply cable, mobile and portable electrical. |
Standards | ICEA S-75-381/NEMA WC 58 |
Construction  | |
Conductors | Stranded annealed tinned copper conductor. |
Insulation | Ethylene Propylene Rubber (EPR). |
Grounding Conductor | Tinned copper conductor with a green outer covering. |
Jacket | 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 | Grounding Conductor Size | Nominal Insulation Thickness | Nominal Jacket Thickness | Nominal Overall Diameter | Nominal Weight | Ampacity | ||||
No. of cores×AWG/kcmil | - | AWG/kcmil | inch | mm | inch | mm | inch | mm | lbs/kft | kg/km | A |
2×8 | 133 | 10 | 0.06 | 1.5 | 0.110 | 2.8 | 0.81 | 20.6 | 495 | 736 | 72 |
2×6 | 259 | 10 | 0.06 | 1.5 | 0.125 | 3.2 | 0.93 | 23.6 | 650 | 967 | 95 |
2×4 | 259 | 8 | 0.06 | 1.5 | 0.140 | 3.6 | 1.08 | 27.4 | 940 | 1399 | 127 |
2×2 | 259 | 6 | 0.06 | 1.5 | 0.155 | 3.9 | 1.27 | 32.3 | 1360 | 2023 | 167 |
2×1 | 259 | 5 | 0.08 | 2.0 | 0.170 | 4.3 | 1.44 | 36.6 | 1730 | 2574 | 191 |
2×1/0 | 259 | 4 | 0.08 | 2.0 | 0.170 | 4.3 | 1.52 | 38.6 | 2000 | 2976 | 217 |
2×2/0 | 259 | 3 | 0.08 | 2.0 | 0.170 | 4.3 | 1.65 | 41.9 | 2240 | 3333 | 250 |
2×3/0 | 259 | 2 | 0.08 | 2.0 | 0.190 | 4.8 | 1.77 | 45.0 | 2860 | 4255 | 286 |
2×4/0 | 259 | 1 | 0.08 | 2.0 | 0.190 | 4.8 | 1.92 | 48.8 | 3500 | 5207 | 328 |
In the demanding environments of South Africa’s mining and heavy industry sectors, reliable power delivery is critical. The Type G Two-Conductor Round Portable Power Cable, designed for 2kV applications, is a robust solution engineered to meet the rigorous needs of these industries. This article explores the cable’s technical specifications, benefits, installation and maintenance recommendations, usage scenarios, and addresses frequently asked questions. By delving into its applications, particularly in South Africa’s mining sector, we highlight how this cable addresses current industry challenges and trends, supported by real-world case studies.
What is the Type G Two-Conductor Power Cable?
The Type G Two-Conductor Power Cable is a heavy-duty, portable power solution designed for mobile and fixed electrical equipment in harsh environments. Certified to standards such as ICEA S-75-381, NEMA WC 58, ASTM B 172, ASTM B 33, and CAN/CSA C22.2 No. 96, this cable is built to withstand extreme conditions, making it ideal for South Africa’s mining, construction, and industrial applications.
Benefits of Type G Two-Conductor Power Cable
The Type G cable offers numerous advantages, particularly in South Africa’s challenging industrial environments:
Durability: The CPE jacket and EPR insulation provide resistance to abrasion, chemicals, and extreme temperatures, ensuring long-term reliability in mining operations.
Flexibility: With a minimum bending radius of 6×OD, the cable is suitable for mobile equipment, such as draglines and conveyor systems.
High Ampacity: With ampacity ratings from 72A to 328A, it supports high-power applications, critical for heavy machinery.
Safety: The tinned copper grounding conductor enhances safety by reducing the risk of electrical faults.
Versatility: Customizable jacket materials and two-layer options cater to specific environmental needs, such as exposure to oils or UV radiation.
Applications in South Africa’s Mining and Heavy Industry
South Africa’s mining sector, a cornerstone of the economy, relies heavily on robust electrical infrastructure. The Type G cable is used in:
Underground Mining: Powers equipment like drills, pumps, and ventilation systems in gold and platinum mines.
Surface Mining: Supports draglines, shovels, and conveyors in open-pit operations, such as coal and diamond mines.
Heavy Industry: Used in steel production and port operations for cranes and material handling systems.
Case Study: Enhancing Efficiency in a South African Gold Mine
In 2024, a major gold mine in Gauteng faced frequent power cable failures due to the abrasive underground environment. By upgrading to Type G Two-Conductor Cables (2×2/0 AWG, 250A), the mine reduced downtime by 30%. The EPR insulation and CPE jacket withstood the harsh conditions, while the cable’s flexibility allowed for easier routing through tight tunnels. This upgrade not only improved operational efficiency but also reduced maintenance costs, aligning with South Africa’s push for sustainable mining practices amid rising energy costs.
Case Study: Supporting Renewable Energy Integration in Mining
As South African mines adopt renewable energy to meet ESG (Environmental, Social, and Governance) goals, the Type G cable has proven instrumental. In a Mpumalanga coal mine, Type G cables (2×4/0 AWG, 328A) were used to connect solar-powered systems to existing grid infrastructure. The cables’ high ampacity and durability ensured reliable power delivery, supporting the mine’s transition to greener operations. This aligns with South Africa’s 2025 renewable energy targets, addressing the trend of integrating sustainable practices in heavy industry.
Usage Scenarios in South Africa
The Type G cable’s versatility makes it suitable for various scenarios:
Temporary Power Supply: Used in mining exploration sites to power portable equipment, such as drilling rigs.
Permanent Installations: Employed in fixed installations for conveyor systems in processing plants.
Emergency Repairs: Ideal for quick deployment in power restoration efforts after equipment failures, a common issue in South Africa’s aging mining infrastructure.
The Type G Two-Conductor Round Portable Power Cable is a cornerstone of reliable power delivery in South Africa’s mining and heavy industry sectors. Its robust construction, high ampacity, and flexibility make it ideal for challenging environments, while its adaptability supports the industry’s shift toward sustainability. By understanding its specifications, benefits, and proper handling, industries can leverage this cable to enhance efficiency, safety, and operational continuity. As South Africa navigates energy challenges and embraces innovation, the Type G cable remains a vital tool for powering progress.
