Wire and cable ZR-YJV 21/35KV flame retardant copper cable high voltage, cross-linked polyethylene insulated power cable

Wire and cable ZR-YJV 21/35KV flame retardant copper cable high voltage, cross-linked polyethylene insulated power cable

1.Product description

Product mix:

Conductor: High quality oxygen-free copper conductor, in line with GB/T 3956 standard
Insulation layer: cross-linked polyethylene (XLPE) material
Shielding layer: semi-conductive shielding layer, copper strip or copper wire braided shielding layer
Sheath: flame retardant polyvinyl chloride (PVC) material
 

Main technical parameters:

Rated voltage: 21/35kV
Maximum operating voltage: 24/40.5kV
Conductor temperature rise limit: 90°C
Short circuit current capacity: ≥31.5kA/3s
Voltage strength: ≥72/140kV
Insulation resistance: ≥20,000MΩ·km
Fire resistance grade: IEC 60332-1-2, IEC 60332-3-24
 
  Feel free to contact with us, if you ever needed to consider your wire harness solution.
 

2.Product information
 

3. Picture of real products
 

 
4. Application area
 

I: Power plant and substation grid.

II: Rail transit power supply.

III: Urban and rural distribution network.

IV: Offshore wind power and subsea power grid.

5. Feature

I: High quality oxygen-free copper conductor with strong electrical conductivity. 

II: PVC flame retardant sheath, with excellent fire resistance and flame retardant performance.

III: High insulation resistance and dielectric strength, able to withstand up to 90°C conductor temperature rise.

IV: Good tensile strength and bending resistance, excellent UV resistance and weather resistance, long service life.