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

(N)TSCGEH3S 6 - 10 KV PUR POWER CABLE FOR TRAILING APPLICATION
Feichun (N)TSCGEH3S 6 - 10 KV PUR POWER CABLE FOR TRAILING APPLICATION
Applications:
medium voltage trailing cable for the power supply to large mobile equipment in mines, such as shovels and draglines. The outer sheath (available in orange, yellow, or other colours on demand) is extremely robust and tough against abraison and tearing, suitable for fully flexible operation down to -50°C.
Structure:
1. Conductor Finely stranded copper, tinned, class 5 PE: Finely stranded copper, tinned, class 5 with semi conductive special rubber compound
2. Inner semi-conducting layer Semi-conductive EPR
3. Core arrangement Cores laid up around semiconductive central filler with aramid yarns
4. Core insulation EPR rubber Special compound 3GI3
5. Outer semi-conducting layer Semi-conductive NBR easy strip
6. Pilot element Copper, tinned, class 5; EPR-insulation
7. Outer sheath Polyurethane (PUR)
STANDARDS / APPROVALS:
DIN VDE 0250-813 General
DIN EN 60228/ IEC 60228 / VDE 0295 Conductor
DIN EN 60332-1-2 / IEC 60332-1-2 Fire performance
IEC 60754-2 Fire performance
DIN VDE 0298-4 Electrical parameters
DIN EN 60811-404 / IEC 60811-404 Chemical behaviour
THERMAL PARAMETERS:
Max. conductor temperature 90 °C
Max. conductor temperature at short circuit 250 °C
Ambient temperature fix installation (min) -50 °C
Ambient temperature fix installation (max) 80 °C
Ambient temperature flexible installation (min) -50 °C
Ambient temperature flexible installation (max) 60 °C
CHEMICAL PARAMETERS:
Flame retardant In accordance with EN/IEC 60332-1-2
Halogen free Yes
Oil resistant Yes
Ozone resistance Yes
Resistant to UV Yes
MECHANICAL PARAMETERS:
Permanent tensile strength (rule) 25 N/mm² static
Bending radius (rule)
Acc. to VDE 0298-3: 6 x D fixed installation
10 x D flexible operation
20 X D min distance with S-type directional changes
ELECTRICAL PARAMETERS:
Rated voltage U0/U (Um) 3.6/6 (7.2) kV 6/10 (12)kV
Test voltage 11 kV 17 kV
Nominal voltage U 6,000 V 10,000 V

How Does Feichun (N)TSCGEH3S 6 - 10 KV PUR Cable Perform in Extreme Conditions?
H3: What Are the Thermal Parameters of This Cable?
Feichun (N)TSCGEH3S cables can perform at high temperatures, making them ideal for use in mines. Key thermal parameters include:
Max Conductor Temperature: 90°C during normal operation and 250°C during a short circuit.
Ambient Temperature (Fixed Installation): Can operate in temperatures as low as -50°C and up to 80°C.
Ambient Temperature (Flexible Installation): Suitable for temperatures from -50°C to 60°C, making it perfect for trailing applications in varying environments.
H3: How Does the Cable Handle Mechanical Stress?
Tensile Strength: The cables have a permanent tensile strength of 25 N/mm² in static conditions.
Bending Radius: For fixed installations, the cable should maintain a bending radius of at least 6x the cable diameter (D), and for flexible operation, it should be 10x D.
Flexibility: Due to its robust PUR outer sheath, the cable can endure the stresses of repeated bending, making it ideal for dynamic use in mining operations.
What Are the Electrical Specifications of Feichun (N)TSCGEH3S 6 - 10 KV PUR Cables?
Feichun (N)TSCGEH3S cables are designed to handle medium-voltage power distribution in mining applications. Here are their key electrical parameters:
Rated Voltage: 6 kV to 10 kV, with a maximum operating voltage of 12 kV.
Test Voltage: The cables can withstand a test voltage of up to 17 kV.
Current-Carrying Capacity: The current capacity varies based on the conductor size, ranging from 99A to 404A.
What Are the Chemical and Mechanical Properties of Feichun (N)TSCGEH3S?
H3: How Resistant Is the Cable to External Elements?
Flame Retardant: The cables meet EN/IEC 60332-1-2 standards, ensuring that they can resist fire and minimize the spread of flames.
Halogen-Free: These cables do not release toxic gases in case of fire, which is vital for the safety of personnel in confined spaces.
Oil Resistance: The cable is resistant to oils and other chemicals often encountered in mining environments.
UV and Ozone Resistance: This makes the cable suitable for outdoor use, even in harsh weather conditions.
H3: How Does the Cable Perform in Terms of Mechanical Properties?
The (N)TSCGEH3S cable is designed for robust use under heavy mechanical stresses:
Permanent Tensile Strength: 25 N/mm² static.
Bending Radius: The cable can be bent at a radius of 6x the cable diameter for fixed installations and 10x for flexible applications.
Where Can Feichun (N)TSCGEH3S Cables Be Used in Mining Operations?
Feichun (N)TSCGEH3S cables are specifically designed for use in medium-voltage trailing applications, such as supplying power to large mobile equipment like shovels and draglines. These cables are critical for continuous operation in mining environments, where reliability and durability are essential.
H3: What Are the Key Applications of Feichun (N)TSCGEH3S 6 - 10 KV Cables?
Mining Equipment: Shovels, draglines, and other heavy machinery that require reliable power transmission.
Underground Mining: The cables can be used in underground mines where flexibility and durability are crucial.
Surface Mining: These cables also perform well in surface mining environments, where they can withstand rough handling and outdoor exposure.
Case Study from South Africa
H3: How Are Feichun (N)TSCGEH3S Cables Used in South African Mines?
In South Africa, where mining operations are some of the most intensive in the world, Feichun (N)TSCGEH3S cables have been successfully deployed to power large mobile equipment. A leading mining company in the region uses these cables for dragline operations, where the ability to withstand extreme temperatures and mechanical stress is critical. The cables have demonstrated excellent performance in the hot, dusty, and rugged conditions of the South African mining industry, helping to reduce downtime and maintenance costs.
H3: What Benefits Have South African Mines Experienced Using These Cables?
Increased Durability: The cables' resistance to abrasion and tearing has extended the lifespan of the equipment.
Improved Safety: Their fire-retardant and halogen-free properties provide enhanced safety for workers.
Reduced Maintenance: The cables' resistance to environmental factors such as UV and ozone ensures long-lasting performance with minimal need for repairs.
Frequently Asked Questions (FAQ)
H3: What Is the Difference Between (N)TSCGEH3S and Other Feichun Power Cables?
The primary difference between Feichun (N)TSCGEH3S cables and other power cables lies in their construction and the type of applications they are suited for. The (N)TSCGEH3S cables are designed specifically for trailing applications where flexibility, durability, and the ability to withstand harsh environments are critical. They also offer superior fire resistance and are suitable for medium-voltage applications, unlike some of Feichun’s lower-voltage cables.
H3: Can Feichun (N)TSCGEH3S Be Used in Wet Conditions?
Yes, Feichun (N)TSCGEH3S cables are oil-resistant and can be used in wet conditions. However, it is crucial to ensure that the cable is installed according to the specified bending radius and temperature limits.
H3: How Do I Install Feichun (N)TSCGEH3S Cables?
Installation of these cables should adhere to the manufacturer’s guidelines to ensure optimal performance. The key points include:
Bending Radius: Do not exceed the recommended bending radius.
Temperature Range: Ensure the ambient temperature falls within the specified range for installation.
Why Choose Feichun (N)TSCGEH3S Cables for Trailing Applications?
Feichun (N)TSCGEH3S 6 - 10 KV PUR power cables are engineered to meet the demands of medium-voltage trailing applications in mining environments. With their robust construction, resistance to harsh conditions, and compliance with international standards, these cables are a reliable choice for powering heavy mobile mining equipment. Their excellent performance in extreme temperatures, UV exposure, and mechanical stress makes them a top choice for mining operations in regions like South Africa.

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