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35KV 3 Layer Co-extrusion CCV Line
This line is designed for the production of core of 6~35kV, the insulation thickness is below of 12mm, power cables with cross-linking polyethylene (XLPE) insulation. It uses Nitrogen for curing and water for cooling.
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This line is designed for the production of core of 6~35kV, the insulation thickness is below of 12mm, power cables with cross-linking polyethylene (XLPE) insulation. It uses Nitrogen for curing and water for cooling.
Ⅰ 、 Main technical specifications:
1.Voltage grade：U 0 /U
2. Cross-linking PE：6-26kV/6-35kV
3. Product size: Copper core： 50 - 80 0mm 2/ Aluminium core： 35 - 63 0mm 2
4. Max. weight of the core：10kg/m
5. Max. dia. of the outlet of the crosshead：φ75mm
Core structure
1.Thickness of the conductor shield：0.5-2.0mm
2. Insulation thickness： 2.0-12mm
3. Thickness of the insulation shield：0.5-2.0mm
Material
1. Conductor：Single core, compacted copper and aluminium round wires stranded, non-segmental, non or not to be damaged semiconductor taping
2. Conductor shield：Cross-linking semiconductor
3. Insulation：Cross-linking PE
4. Insulation shield：Strippable insulation shielding coating (below 35kV)on-strippable insulation shielding coating (35kV)
5. Designed machinery line speed：0.5-30m/min
Catenary pipeline
1. Pipe lay-out mode：Semi-catenary type
2. Slope angle of the cooling zone：1°~2°
3. Coefficient of the catenary：200-150
4. the heating zone
5. Length：Approx 40m（6×6 m +topside closure）
6. Material：stainless steel SUS316 ，φ200×4
7. Max. designed temperature：450℃
Pre-cooling zone
1. Length：Approx 13m（2×6 m ）
2.Material：stainless steel SUS304 ，φ200×4
Cooling zone
1. Length：Approx 57m
2. Material：stainless steel SUS304 ，φ150×4
3. Designed pressure：1.6MPa
Arrangement of the plastic extruders
1. 65-150-90 for 3-layers plastic co-extrusion
2. 65extruder for conductor shielding extrusion
3. 150extruder for XLPE insulation extrusion
4. 90extruder for insulation shielding extrusion
Consumption of the public utilities and environmental requirement
1. Electric power: Total power consumption: 750kVA，it should be sine wave that the voltage of the power supply, and its harmonic distortion is less than 5%, and its balance between the voltage of 3-phase is also less than ±5%, 380V±10%，220V±10%，50Hz±2%，3-phase & 5-wire
2. Water: pressure 0.2~0.6MPa, flow rate 15m 3 /h (circulating water from the water reservoir), suspended matter less than 25mg/l, hardness less than 8°dh（143ppm）, inlet temperature range is 15-25℃, consumption is about 0.5m 3 /h, thermal difference less than 5℃.
3. Compressed air: pressure 0.6–0.8MPa, consumption: 0.5m 3 /h in a moment (standard state)
4. Nitrogen gas: pressure 2.0~2.2MPa, Purity 99.5%, consumption 4~8m 3 /h (standard state).In order to ensure the CCV-line starts up, there should be a nitrogen storage tank ≥5m 3 .
5. Environmental temperature range：5-35℃
6. Relative humidity：＜（less than）95%，no glazed frost
7. Height above sea levelless than1000m
The height of the building
1. The ground floor：+0000mm
2. The first floor： + 5 6000mm
3. The second floor：+1 10 00mm
4. The steel stairs from ground to the first floor supplied by buyer.
1.Voltage grade：U 0 /U
2. Cross-linking PE：6-26kV/6-35kV
3. Product size: Copper core： 50 - 80 0mm 2/ Aluminium core： 35 - 63 0mm 2
4. Max. weight of the core：10kg/m
5. Max. dia. of the outlet of the crosshead：φ75mm
Core structure
1.Thickness of the conductor shield：0.5-2.0mm
2. Insulation thickness： 2.0-12mm
3. Thickness of the insulation shield：0.5-2.0mm
Material
1. Conductor：Single core, compacted copper and aluminium round wires stranded, non-segmental, non or not to be damaged semiconductor taping
2. Conductor shield：Cross-linking semiconductor
3. Insulation：Cross-linking PE
4. Insulation shield：Strippable insulation shielding coating (below 35kV)on-strippable insulation shielding coating (35kV)
5. Designed machinery line speed：0.5-30m/min
Catenary pipeline
1. Pipe lay-out mode：Semi-catenary type
2. Slope angle of the cooling zone：1°~2°
3. Coefficient of the catenary：200-150
4. the heating zone
5. Length：Approx 40m（6×6 m +topside closure）
6. Material：stainless steel SUS316 ，φ200×4
7. Max. designed temperature：450℃
Pre-cooling zone
1. Length：Approx 13m（2×6 m ）
2.Material：stainless steel SUS304 ，φ200×4
Cooling zone
1. Length：Approx 57m
2. Material：stainless steel SUS304 ，φ150×4
3. Designed pressure：1.6MPa
Arrangement of the plastic extruders
1. 65-150-90 for 3-layers plastic co-extrusion
2. 65extruder for conductor shielding extrusion
3. 150extruder for XLPE insulation extrusion
4. 90extruder for insulation shielding extrusion
Consumption of the public utilities and environmental requirement
1. Electric power: Total power consumption: 750kVA，it should be sine wave that the voltage of the power supply, and its harmonic distortion is less than 5%, and its balance between the voltage of 3-phase is also less than ±5%, 380V±10%，220V±10%，50Hz±2%，3-phase & 5-wire
2. Water: pressure 0.2~0.6MPa, flow rate 15m 3 /h (circulating water from the water reservoir), suspended matter less than 25mg/l, hardness less than 8°dh（143ppm）, inlet temperature range is 15-25℃, consumption is about 0.5m 3 /h, thermal difference less than 5℃.
3. Compressed air: pressure 0.6–0.8MPa, consumption: 0.5m 3 /h in a moment (standard state)
4. Nitrogen gas: pressure 2.0~2.2MPa, Purity 99.5%, consumption 4~8m 3 /h (standard state).In order to ensure the CCV-line starts up, there should be a nitrogen storage tank ≥5m 3 .
5. Environmental temperature range：5-35℃
6. Relative humidity：＜（less than）95%，no glazed frost
7. Height above sea levelless than1000m
The height of the building
1. The ground floor：+0000mm
2. The first floor： + 5 6000mm
3. The second floor：+1 10 00mm
4. The steel stairs from ground to the first floor supplied by buyer.
Tel: +86 18926081775
