26/35kV Copper XLPE Insulation Electric Cable

Transcription

1 26/35kV Copper XLPE Insulation Electric Cable Specifications 1.1~35kv XLPE insulated power cable 2.Standard: IEC,VDE,BS,UL,AS/NZS Black PVC sheath XLPE insulated armored copper power cable YJV22 YJV32 YJV NYY, NAYY, YVV, NYCY, NYRY, NA2XY, YE3SV, YE2SHSV, NAYCVVY, NA2XY, N2XY, N2XRY Cable Voltage:5/46KV

2 1.Conductor: Solid or stranded Copper/Aluminum 2.Insulation: -Cross linked polyethylene( XLPE or PVC) -Circuit Indentation: -The insulation shall be red, black -Filler: -Polypropylene lament with lapped binding tape -Inner Sheath: -Polyvinyl chloride (Black) -Armor: -Galvanized steel wire/steel tape/unarmored/aluminum wire -Core-covering: -Binding tape -Outer Sheath: -Polyvinyl chloride (Black) 3.Application: -For use in ducts, trays and direct burial in ground. The cable is subject to immerse in water all the time. -Standards: -IEC Nominal Cross-sectional Areas: 1.5 mm2, 2.5 mm2,4 mm2, 6 mm2, 10 mm2, 16 mm2,25 mm2, 35 mm2, 50 mm2,70 mm2, 95 mm2,120 mm2,150 mm2,185 mm2,240 mm2,300 mm2 400 mm2 500 mm2 630 mm2 800 mm2 5. Production Range: single core cable from 1.5 mm2 to 800 mm2, muli-core cable from 1.5 mm2 to 400 mm2 6. Operating Characteristics: Rated power-frequency voltage u0/u:0.6/1 KV 3.6/6KV 12/20KV 18/35KV... Max permissible continuous operating temperature of conductor 70 Max short-circuit temperature of the conductor shall not exceed (Max 5 seconds duration): crosssection of conductor 300 mm2 The ambient temperature under installations should not be below 0 The bending radius of single core cable should not be less than 20 times of the cable diameter, the bending radius of multi-core cable should not be less than 15 times of the cable diameter.

3 5~46kV Single Core XLPE Insulation Power Cable 1.Application Cross-linked polyethylene insulated power cable not only has excellent electric, mechanical properties, but also has powerful resistance against chemical corrosion, heat aging and environmental stress. Its structure is simple. The long term operating temperature is 90.It is convenient to use and can be laid with no restriction of different level. Our enterprise can produce both flame retardant and non-flame retardant series of XLPE power cable. 2.Construction Scope of voltage grade and core number and cross-section

4 a) National standard Rated Voltage (kv) 3.6/6 6/6 6/10 8.7/10 8.7/15 12/15 12/20 18/20 18/30 21/35 26/35 Core Number mm 2 1Core 3Core 1C 25~800 35~800 3C 25~400 35~400 b) IEC/BS/DIN standard Rated Voltage (kv) 3.6/6 6/ /11 8.7/10 8.7/15 12/15 12/20 18/20 18/30 21/35 26/35 Core Number Crosssection Crosssection mm 2 1Core 3Core 1C 25~800 35~800 3C 25~400 35~400 c) ASTM standard Rated Voltage (V) Core Number 1Core 3Core Crosssection 1C 6AWG~ 1AWG~ 1/0AWG ~ AWG or kcmil 3C 6AWG~ 1AWG~ 4/0AWG ~ 3.Characteristic D.C Resistance of finished cable at 20 per km is not more than the following: Service conditions and operation parameters of Cable A) Max. conductor operating temperature: 90 B) Short Circuit Temperature:250 C) Ambient temperature: 30 D) Soil temperature: 20 E) Depth of laying in direct: 0.8m F) Thermal Resistance of soil: 150.cm/W G) Thermal Resistance of ducts: 120.cm/W

5 4.Standard Our XLPE Power cable can be produced according to our works specifications, which are equivalent to IEC, DIN, BS and ASTM, and it s some indexes are superior to standards stated above. 5.Drawing:

6 5~46kV Three Core XLPE Insulation Power Cable 1. Application Cross-linked polyethylene insulated power cable not only has excellent electric, mechanical properties, but also has powerful resistance against chemical corrosion, heat aging and environmental stress. Its structure is simple. The long term operating temperature is 90.It is convenient to use and can be laid with no restriction of different level. Our enterprise can produce both flame retardant and non-flame retardant series of XLPE power cable. 2.Construction Scope of voltage grade and core number and cross-section

7 a) National standard Rated Voltage (kv) 3.6/6 6/6 6/10 8.7/10 8.7/15 12/15 12/20 18/20 18/30 21/35 26/35 Core Number 1Core 3Core Crosssection 1C 25~800 35~800 mm 2 3C 25~400 35~400 b) IEC/BS/DIN standard Rated Voltage (kv) 3.6/6 6/ /11 8.7/10 8.7/15 12/15 12/20 18/20 18/30 21/35 26/35 Core Number 1Core 3Core Crosssection 1C 25~800 35~800 mm 2 3C 25~400 35~400 c) ASTM standard Rated Voltage (V) Core Number Crosssection AWG or kcmil 1C 3C AWG~ 6AWG~ Core 3Core 1AWG~ 1AWG~ /0AWG ~ 4/0AWG ~ 3.Characteristic D.C Resistance of finished cable at 20 per km is not more than the following: Service conditions and operation parameters of Cable A) Max. conductor operating temperature: 90 B) Short Circuit Temperature:250 C) Ambient temperature: 30 D) Soil temperature: 20 E) Depth of laying in direct: 0.8m F) Thermal Resistance of soil: 150.cm/W G) Thermal Resistance of ducts: 120.cm/W

8 4.Standard Our XLPE Power cable can be produced according to our works specifications, which are equivalent to IEC, DIN, BS and ASTM, and it s some indexes are superior to standards stated above. 5.Drawing:

9 Up to 36KV XLPE armored power cable 1. Application: The product is fit for electric transmission and distribution system operating at rated voltage up to 36KV.The cable can be buried directly. Able to bear external mechanical forces but large pulling forces. 2. Construction: Conductor: copper or aluminum Insulation: XLPE Cores: single core, 3 core Amour: Steel tape or Steel Wire armored Sheath: PVC or PE, HDPE, LSOH Size: Up to 800mm2 for single core, up to 500mm2 for 3 cores

10 3. Characteristic: The long-time working temperature of cable should not be higher than 90 When core is in short-circuit (max 5s) the temperature should not exceed 250. While installation the ambient temperature should not be lower than Standard: IEC , ASTM, BS, or others as per customer s country Standard 5. Drawing:

11 XLPE insulation underground power cable 1. Application: These cables are most suitable for direct burial or for installation on trays or ducts, where there is a risk of mechanical damage, armored cables should be used. For laying in ground along route with large difference of level able to bear external mechanical forces. 2. Construction: Conductor: Solid or stranded copper or Aluminum Insulation: Cross-linked polyethylene (XLPE) Filler: Polypropylene filament with lapped binding tape Inner sheath: Polyvinyl chloride (PVC) for armored cable. Amour: Galvanized steel wire armored (SWA) or steel tape armored(sta) (for armored cable) Sheath: Polyvinyl chloride (PVC) or PE, or HDPE Size: Up to 800mm2 for single core, up to 500mm2 for 3 cores Core: single or 3 Core

12 3. Characteristic The maximum conductor operating temperature: 90 C During short circuit (lasting less than 5 seconds) the maximum temperature of the cable conductor shall not be above 250 C Environment temperature should be no lower than 0 C for laying the cable. Voltage up to 36 KV 4. Standards: IEC60502, BS, IEC , ASTM, BS, or others as per customer s country Standard 5. Drawing: