132 кВ ККТ кабельное оборудование, контактной продолжает Vulca

1. Main technical specification 1.1 Voltage Class XLPE 10 110kV 1.2 Conductor 25 800mm2 Cu 35 1000mm2 Al 1.3 Cable weight max. 12.5 kg/m 1.4 Cable diameter max. 80 mm 1.5 Cable construction Conductor shield 0.5 2mm Insulation 3.4 20mm Insulation shield 0.5 2mm 1.6 Material Conductor: compressed Cu, aluminium stranded conductor, Milliken conductor Conductor shield: cross-linking conductor screening material Insulation: XLPE Insulation shield: strippable insulation screening material (35kV or below) free-strippable insulation screening material (35kV110kV) 1.7 Line design speed: 0 25m/min. 1.8 Line execution: half catenary Inclination of cooling zone: 1° 2° Catenary factor: 200 150 Cross-linking zone length: about 53 m material: 0Cr18Ni9 φ250×4 Design temperature: max. 450 Precooling zone length: 12 m material: 0Cr18Ni9 φ250×4 Cooling zone length: about 90m Material: 0Cr18Ni9 φ140×4 Design pressure: 1.6 MPa 1.9 Extruders arrangement: φ80-φ175-φ100 triple extrusion φ80 for core screen φ175 for cross linked polyethylene φ100 for insulation screen 1.10 Pressurizing medium in pipe: nitrogen 1.11 Cooling medium in pipe: nitrogen and water 1.12 Kinetic energy consumption: Electricity: installed capacity 1050 kVA 380V±10%, 50Hz±10%, three-phase, four-wire Water: water pressure: 0.2 0.6 MPa Water consumption: 15m3/h (circulating water from reservoir) Compressed air: 0.6 0.8 MPa Air consumption: 0.8m3/h Nitrogen: pressure 2.0 2.5 MPa purity 99.5% consumption: 1 2m3/h It is necessary to prepare a nitrogen-storing container no less than 6m3 to start up the line.