General Description
Litz power cable composed of multiple thin enameled copper conductors, designed to reduce losses due toskin effectandproximity effect, increasing electrical efficiency in applications ofhigh frequency and high current.
Suitable for brushless electric motors, generators, inductors, transformers, and power systems.
Conductor Material
- Material:Electrolytic copper
- Purity:≥ 99.9%
- Insulation:Thermal class enamel200 °C
- Individual wire type:AWG 30
- Individual isolation:Polyurethane / polyester-imide (class 200 °C)
VARIANT 1 – LITZ SQUARE CABLE 228 WIRES
Electrical and Mechanical Specifications
- Number of lanes:228 threads
- Individual gauge:AWG 30
- Total equivalent section:~11.8 mm²
- Approximate cross-section of the assembly:~4.8 mm x 4.8 mm
- Typical current capacity:
- Continued:60 – 90 A(refrigeration dependent)
- Peak (short duration):up to 130 A (refrigeration dependent)
Features
- Excellent flexibility
- Low AC loss at medium and high frequencies.
- Ideal for stators of medium-power motors.
VARIANT 2 – LITZ SQUARE CABLE 285 WIRES
Electrical and Mechanical Specifications
- Number of lanes:285 threads
- Individual gauge:AWG 30
- Total equivalent section:~14.7 mm²
- Approximate cross-section of the assembly:~5.5mm x 5.5mm
- Typical current capacity:
- Continued:75 – 115 A(refrigeration dependent)
- Peak (short duration):up to 160 A (refrigeration dependent)
Features
- Greater current capacity
- Further reduction of heat loss
- Suitable for high power density engines and generators.
Thermal Characteristics
- Thermal class:200 °C
- Recommended continuous operating temperature:130 °C
- Maximum peak operating temperature:150 °C
- Compatible with impregnation:Class H varnish / epoxy resins
Typical Applications
- High-power brushless motors
- Electric generators
- Stator and rotor windings
- Power inductors
- High-frequency transformers
- Aeronautical, automotive and industrial systems
Important Notes
Allowable currents depend on:
- Cooling method
- Slot fill rate
- Electrical frequency
- Work cycle
- Dimensions may vary depending on the manufacturer's twisting and compression pattern.
