I. Introduction
6-35 Kv Three-Layer Co-Extruded Semi-Catenary Dry-Type Cross-Linked Ccv Production Line is mainly used to produce 6-35KV XLPE insulated cables, with copper or aluminium wire as core wire. This extrusion production line adopts semi-catenary structure, cross-linking and heating method, and nitrogen and cooling water cross-linking work.
II.Equipment major components
III. Techinical parameters
Voltage class(KV) | XLPE 6-35 |
Conductor cross section(mm2) | Cu 35-630 |
Al 50-800 | |
Max. weight of cable(kg/m) | 10 kg/m |
Max. Diameter(mm) | Φ75 |
Wall thickness(mm) | 0.5-2.0 for Φ65 extruder inner layer |
2.5-10.5 for Φ150 extruder insulation layer | |
0.5-2.0 for Φ90 extruder outer layer | |
Length of Cross-linked closed zone (m) | 102 |
Heating section length (m) | 42,6*6 sections |
Pre-cooling section length (m) | 12,6*2 sections |
Water cooling length (m) | 54,6*9 sections |
Area of main platform(L*W) | 24m*18m for one line |
30m*24m for two lines | |
Height of main platform(m) | ≥10 |
Length of workshop(m) | ≥135 |
Nitrogen | Pressure:2.0-2.5 Mpa |
Purity:99.5% | |
Consumption: 0.4-1.8 m3/h | |
Volume for nitrogen gas:5m3 | |
Cooling water | Pressure:0.2-2 Mpa |
Consumption:12.5 m3/h | |
Compressed air | Pressure:0.6-0.8 Mpa |
Consumption:0.8 m3/h | |
Installed capacity(KVA) | 750 |
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