Double Paper Covered Copper Wire, Round & Rectangular Copper Winding Conductor with Double Layer Paper Insulation for Oil-Immersed Power and Distribution Transformers, IEC 60317 Compliant
Double Paper Covered Copper Wire
Product Description
Double Paper Covered Copper Wire is a transformer winding conductor insulated with two or more layers of high-quality electrical insulating paper. The multi-layer insulation structure provides enhanced dielectric protection and mechanical durability for demanding electrical winding applications.
The product combines high-conductivity copper with controlled paper wrapping to meet the insulation and dimensional requirements of transformer manufacturers.
Applications
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Power transformers
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Distribution transformers
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Oil-immersed transformers
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Reactors
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Transformer coils
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Electrical winding equipment
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High-insulation electrical systems
Standards
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IEC 60317 series, where applicable
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IEC 60076 series, where applicable
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Applicable transformer insulation requirements
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Customer-specific specifications
Construction
| Component |
Specification |
| Conductor |
High-conductivity copper |
| Conductor Shape |
Round or rectangular |
| Inner Insulation |
Electrical insulating paper |
| Outer Insulation |
Electrical insulating paper |
| Paper Layers |
Double or customized |
| Wrapping |
Uniform overlapping wrapping |
| Packaging |
Drums, coils, or customized |
Technical Data
| Parameter |
Typical Specification |
| Conductor Material |
Copper |
| Conductor Shape |
Round / Rectangular |
| Conductor Dimensions |
Customized |
| Insulation Material |
Electrical Insulating Paper |
| Insulation Layers |
2 or customized |
| Dielectric Performance |
Enhanced |
| Mechanical Protection |
Enhanced |
| Thermal Performance |
Application dependent |
| Winding Performance |
Excellent |
| Packaging |
Wooden drums / coils |
Key Features
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Double-layer paper insulation
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Enhanced dielectric protection
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High copper conductivity
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Good mechanical durability
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Excellent winding performance
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Suitable for transformer insulation systems
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Customizable paper coverage
FAQ
Q1: What is the difference between single and double paper covering?
A: Double paper covering provides an additional insulation layer, increasing the overall insulation thickness and dielectric protection.
Q2: Can more than two paper layers be supplied?
A: Yes. Multiple-layer paper coverage can be manufactured according to customer requirements.
Q3: Is this product suitable for oil-immersed transformers?
A: Yes. It is suitable for transformer winding systems where paper insulation is specified.
Q4: Can rectangular copper conductors be supplied?
A: Yes. Both round and rectangular conductor configurations are available.
Q5: Can the product be manufactured to a customer drawing?
A: Yes. Conductor dimensions, insulation coverage, tolerances, and packaging can be customized.
Product Tags:
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Double Paper Covered Copper Wire, Round & Rectangular Copper Winding Conductor with Double Layer Paper Insulation for Oil-Immersed Power and Images
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