BS 6622 BS 7835 Standard MV Three Core Cable
Conductor: Plain Annealed Copper or Aluminum
Chaqueta exterior: PVC/PE/LSZH
Illamento: XLPE/EPR
PVC/PE/LSZH outer jacket
PVC/PE/LSZH split sheath (optional)
XLPE/EPR Insulation
Conductor Shield
Adhesive
Armor (optional)
Cable Diameter
|
Virtual Diameter Under The Armor Layer (mm)
|
Armored Cable Diameter (mm)
|
|
|---|---|---|
|
>
|
<
|
|
|
|
25
|
1.6
|
|
25
|
35
|
2.0
|
|
35
|
60
|
2.5
|
|
60
|
-
|
3.15
|
Physical Characteristics:
Operating Temperature: ata 90°C
Temperature Range: -5°C (Chaqueta de PVC); -20°C (Chaqueta PE)
Short-Circuit Temperature: 250°C (duración máxima do curtocircuíto non superior a 5 s)
Bending Radius: 15 x DESDE
|
Rated Voltage Uo/U
|
Operating Voltage (Un)
|
Test Voltage (rms)
|
|---|---|---|
|
3.8/6.6KV
|
7.2KV
|
|
|
6.35/11KV
|
12KV
|
25.5KV
|
|
8.7/15KV
|
17.5KV
|
35KV
|
|
12.7/22KV
|
24KV
|
51KV
|
|
19/33KV
|
36KV
|
76KV
|
Aplicación:
Three-core cables are designed for power distribution from 3.8/6.6KV to 19/33KV at 50Hz.They are mainly used in a variety of applications such as power supply stations, conducións interiores, ao aire libre, buried and under water, así como para a instalación de cables á industria, distribution stations, and power station cables.
