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PE-155-CTC Class 155 Polyester Enamelled Copper Continuously Transposed Conductor

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Shanghai Morn Electric Equipment Co., Ltd.

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PE-155-CTC Class 155 Polyester Enamelled Copper Continuously Transposed Conductor

Model Number : PE-155-CTC

Wiregauge : 10 AWG to 40 AWG

Voltagerating : 300V to 600V

Packaging Details : Wooden drums, plywood drums or coils, depending on conductor size and customer requirements. Fumigation available for export. Loading quantity varies according to package size and loading method.

Elongation : 10% to 30%

MOQ : 50000 USD

Delivery Time : 15~35 days upon receipt of advance payment

Conductortype : Solid or Stranded

Lengthperroll : 100 meters to 1000 meters

Payment Terms : L/C

Color : Varies (Red, Blue, Green, etc.)

Productname : Enameled Wire

Insulationtype : Polyurethane, Polyester, or Polyimide

Certification : IEC

Applications : Motors, Transformers, Inductors, Coils

Brand Name : Morn

Standardscompliance : UL, IEC, RoHS

Place of Origin : Thailand & China

Technical Parameter : based on customer's requirements

Price : USD quoted per meter based on specific cable specifications

Temperaturerating : 105°C to 220°C

Resistance : Depends on wire gauge and length

Supply Ability : 15,000 KM per year

Material : Copper

Conductor : Aluminum

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PE-155-CTC, Class 155 Polyester Enamelled Copper Continuously Transposed Conductor, Class 155 Polyester Enameled Rectangular Copper CTC

Class 155 Polyester Enamelled Copper Continuously Transposed Conductor

PRODUCT DESCRIPTION

Class 155 Polyester Enamelled Copper Continuously Transposed Conductor is manufactured from multiple high-conductivity rectangular copper strands, each individually insulated with Class 155 polyester enamel and continuously transposed along the conductor length.

The product provides a balanced combination of electrical insulation, thermal performance, mechanical strength, dimensional consistency, and winding efficiency. It is designed for transformer manufacturers requiring a reliable CTC insulation system for conventional and industrial transformer applications.

APPLICATIONS

Power transformer windings
Distribution transformers
Generator transformers
Industrial transformers
Traction transformers
Dry-type transformer systems
High-current electromagnetic equipment

STANDARDS

Manufactured with reference to:

IEC 60317
IEC 60317-0-2
IEC 60317-13
IEC 60076
Customer-specific transformer specifications

CONSTRUCTION

Component	Description
Conductor	High-conductivity copper
Strand Shape	Rectangular
Strand Arrangement	Multiple parallel strands
Transposition	Continuous transposition
Primary Insulation	Polyester enamel
Thermal Class	Class 155
Surface	Smooth and uniform
Overall Form	Continuously transposed conductor

TECHNICAL DATA

Parameter	Typical Requirement
Conductor Material	Electrolytic copper
Copper Purity	≥ 99.90%
Strand Shape	Rectangular
Insulation Type	Polyester enamel
Thermal Class	155
Strand Width	Customized
Strand Thickness	Customized
Number of Strands	Customized
Overall CTC Dimensions	Customized
Transposition Pitch	Customized
Breakdown Voltage	According to insulation grade
Electrical Resistance	According to conductor size
Elongation	According to applicable enamel specification
Adhesion	According to applicable standard
Winding Compatibility	Suitable for transformer winding operations

FEATURES

Class 155 thermal insulation
High copper conductivity
Consistent strand dimensions
Continuous transposition
Reduced additional winding losses
Good mechanical strength
Reliable enamel insulation
Excellent winding processability
Customized dimensions available

QUALITY CONTROL

Inspection may include:

Copper dimensions
Overall CTC dimensions
Electrical resistance
Enamel thickness
Breakdown voltage
Enamel adhesion
Surface appearance
Transposition accuracy
Thermal performance

ORDERING INFORMATION

Specify:

Copper grade
Strand width
Strand thickness
Number of strands
Class 155 insulation
Insulation thickness
Overall CTC dimensions
Transposition pitch
Coil length
Packaging requirements

Q&A

Q: What does Class 155 mean?
A: Class 155 identifies the thermal class of the enamel insulation system, indicating suitability for applications requiring Class 155 thermal performance.

Q: Where is Class 155 Polyester Enamelled CTC commonly used?
A: It is commonly used in transformer windings and other electrical equipment requiring continuously transposed copper conductors.

Q: Can the conductor dimensions be customized?
A: Yes. Strand width, thickness, strand count, overall dimensions, and transposition pitch can be manufactured according to customer specifications.

Q: Is polyester enamel suitable for transformer winding applications?
A: Yes. The insulation system can be designed for transformer winding applications according to the required thermal and electrical requirements.

Q: Can different coil lengths be supplied?
A: Yes. Coil length and packaging can be customized.

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