Extrusion line
6-35kV Triple-layer Half Catenary Co-extrusion Dry-cure CCV Line
6-35kV Triple-layer Half Catenary Co-extrusion Dry-cure CCV Line
Main Technical Data
Voltage class
XLPE
6~35kV
Conductor cross section
Cu
35~630 mm2
Al
50~800 mm2
Max. Weight of cable
10 kg/m
Outer diameter of cable
Φ75 mm
Wall thickness
Φ65 extruder for inner
layer
0.5~2.0 mm
Φ150 extruder for
insulation layer
2.5~10.5 mm
Φ90 extruder for outer
layer
0.5~2.0 mm
Length of vulcanizing
tube
120m
Heating section
L=36m； 6m×6
Pre-cooling section
L=12 m；6m×2
Water cooling
L=54m； 6m×9
Needed area of main
platform (L×W)
（L×W）≥24m×18 m
Height of 3-platform
≥10m
Needed length of
workshop (premises)
≥135 m
Nitrogen gas
Pressure
2.0~2.5 MPa
Purity
99.5 %
Consumption
0.4~1.8 m3 /h
Volume of N2 tank
5 m3
Cooling water
Pressure
0.2~2 MPa
Circulation consumption
12.5m3 /h
Compressed air
Pressure
0.6~0.8 MPa
Standard consumption
0.8 m3 /h
Installed capacity
750 kVA
Two power incoming lines
(3×185 mm2 , 3×240 mm2)
