1 conductor 2 insulation screen 3 insulation
4 insulation shield 5 Semi-conductive buffer layer
6 corrugated aluminum sheath
7 Out sheath
IEC 62067 、GB/t 18890 standard :IEC 62067 ,GB/t 18890,also can according to user’s requirements
:Instruction for applications:
1、 Uo/U: 127/220kVUm=252kV
Rated voltage Uo/U: 127/220kV,maximum voltage Um=252kV
2、 90℃
Conductor maximum long-time working temperature: 90℃
3(5S)250℃
When short circuit (the longest duration less than 5S ), the conductor temperature: not exceed 250 ℃
4、0℃,≥18D (D)
The minimum temperature of cable laying: 0℃
The minimum bending radius≥ 18D (D is the cable outer diameter )