Model Designation
- YGG – Silicone rubber insulated and silicone rubber sheathed flexible power cable
- 3×70 mm² – Three power cores, each with a cross-sectional area of 70 mm²
- 1×35 mm² – One earth (ground) core with a cross-sectional area of 35 mm²
This cable is designed for three-phase power distribution systems with a dedicated protective earth conductor.
Standards
Manufactured in accordance with relevant Chinese enterprise standards and designed with reference to:
- IEC 60245 – Rubber Insulated Cables
- IEC 60228 – Conductors of Insulated Cables
- GB/T 5013 – Rubber Insulated Cables
- IEC 60332-1 (Optional Flame Retardant Performance)
Construction
Conductor
Class 5 flexible stranded annealed copper conductor
Bare copper or tinned copper conductor available upon request
Insulation
High-temperature silicone rubber insulation
Filler
Heat-resistant non-hygroscopic fillers (where required)
Outer Sheath
High-quality silicone rubber sheath with excellent heat and weather resistance
Core Configuration
3 power cores + 1 earth core (3+1)
Technical Specifications
|
Item |
Specification |
|
Rated Voltage |
450/750 V |
|
Test Voltage |
2500 V / 5 min |
|
Operating Temperature |
-60°C to +200°C |
|
Short-Time Maximum Temperature |
Up to +250°C |
|
Minimum Bending Radius |
Approx. 16 × cable diameter |
|
Conductor Class |
IEC 60228 Class 5 |
|
Flame Retardant |
Optional IEC 60332-1 / IEC 60332-3 |
Features
- Excellent resistance to high temperatures up to 200°C for continuous operation
- Outstanding flexibility, even at temperatures as low as -60°C
- Superior electrical insulation performance and dielectric strength
- Excellent resistance to aging, ozone, UV radiation, and weathering
- Good resistance to moisture and industrial environments
- Flexible construction suitable for fixed installation and occasional movement
- Long service life under harsh operating conditions
Applications
YGG silicone rubber flexible power cables are widely used in high-temperature industrial environments, including:
- Metallurgical plants
- Steel mills
- Power stations
- Petrochemical facilities
- Industrial heating equipment
- Furnaces and kilns
- Drying and heat-treatment equipment
- Shipbuilding industry
- Heavy machinery
- Industrial power distribution systems
Advantages
- Excellent high-temperature resistance
- High current-carrying capacity
- Outstanding flexibility
- Long service life
- Excellent weather and UV resistance
- Stable electrical performance
- Suitable for demanding industrial applications
Typical Product Comparison
|
Model |
Description |
|
YGG |
Standard silicone rubber flexible power cable |
|
YGC |
Heavy-duty silicone rubber flexible cable |
|
YGCP |
Silicone rubber shielded flexible cable |
|
YGZ |
Heavy-duty silicone rubber power cable for fixed installation |
Installation Recommendations
- Reinforced sheath construction is recommended for large conductor sizes such as 70 mm².
- Voltage drop should be considered for long-distance installations.
- Tinned copper conductors are recommended for high-temperature, humid, or corrosive environments to improve service life.
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