| Customization: | Available |
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| Application: | Construction, Underground |
| Voltage: | Low and Medium Voltage Cable |
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Scope of application
System
The product is suitable for fixed laying in the distribution network or industrial installations with AC 50Hz and rated voltage 3.6/6kV,6/6/6kV,6/10kV,8.7/10kV, 8.7/15kV ,12/20kV,18/30kV,21/35kV 26/35kV.
Occasion
Fixed in the underground power grid of urban building communities, the leading lines of power generation and substations (all), and the use of power supply and distribution. For example, it can be used in power distribution and other places within industrial and mining enterprises.
Product characteristics
It has the characteristics of high normal operating temperature of conductor, simple structure, easy to use and not limited by laying drop.
Standards Compliant
Implementation Standards
GB/T 12706-2020 Rated voltage 1kV (Um=1.2kV) to 35kV (Um=40.5kV) extruded insulated power cables and accessories.
Additional standard
Usage features
Rated voltage
The rated voltage is 3.6/6kV, and the maximum voltage of the AC system should not exceed 7.2kV.
The rated voltage is 6/6kV, and the maximum voltage of the AC system should not exceed 7.2kV.
The rated voltage is 6/10kV, and the maximum voltage of the AC system should not exceed 12kV.
The rated voltage is 8.7/10kV, and the maximum voltage of the AC system should not exceed 12kV.
The rated voltage is 8.7/150kV, and the maximum voltage of the AC system should not exceed 17.5kV.
The rated voltage is 12/20kV, and the maximum voltage of the AC system should not exceed 24kV.
The rated voltage is 18/30kV, and the maximum voltage of the AC system should not exceed 36kV.
The rated voltage is 21/35kV, and the maximum voltage of the AC system should not exceed 40.5kV.
The rated voltage is 26/35kV, and the maximum voltage of the AC system should not exceed 40.5kV.
Operating temperature
The maximum allowable long-term working temperature of the cable conductor is 90°C; when short-circuited, the maximum temperature of the cable conductor does not exceed 250°C, continuously The time does not exceed 5s.
Ambient Temperature
Minimum working environment temperature -10ºC.
Laying Temperature
The laying temperature of cables should not be lower than 0ºC.
Bending Radius
The minimum bending radius of single-core cable without armour is recommended to be 20D. The minimum bending radius of single-core cable with armour is recommended to be 15D. The minimum bending radius of three-core cable without armour is recommended to be 15D. The minimum bending radius of three-core cable with armour is recommended to be 12D.
Note: D is the outer diameter of the cable.
Product Identification
Core
Color code
1 core: omitted
3 cores: red, yellow, green (add color ribbon)
Sheath
The outer sheath of the cable is usually black, but other colors can also be used in accordance with the manufacturer or buyer's agreement to adapt to its use environment. The cable should have a continuous identification of the manufacturer's name, product model, rated voltage, and the manufacturer's name identification can be a repeated identification of the manufacturer or trademark. The distance between the end of a complete logo and the beginning of the next logo should not exceed 500mm on the outer sheath of the cable; it should not exceed 200mm on the cable insulation or tape; the printed logo should be scratch-resistant and not fall off, and the printing on the surface Content should be clear and legible.
Note: The mark on the surface of the sheath can also add other content according to the custom of the user or the manufacturer.
specification |
conductor structure | Outer diameter of conductor(mm) | insulation thickness (mm) |
Tape specification(mm) | Armor specification(mm) | Thickness of outer sheath(mm) | Reference outside diameter(mm) | Reference weight(kg/km) | 20ºC maximum DC resistance(Ω/km) | Minimum insulation resistance at operating temperature(MΩ·km) | testing voltage (kV/min) |
Maximum allowable tractive force of conductor(N) |
| 1×10 | 7/1.35 | 4.05 | 0.7 | 2×20×0.20 | 20×0.2 | 1.8 | 11.4 | 186.3 | 3.08 | 3.67 | 3.5/5 | 400 |
| 1×16 | 7/1.66 | 4.98 | 0.7 | 2×20×0.20 | 20×0.2 | 1.8 | 12.4 | 220.8 | 1.91 | 3.67 | 3.5/5 | 640 |
| 1×25 | 7/2.14 | 6.42 | 0.9 | 2×20×0.20 | 20×0.2 | 1.8 | 14.2 | 289.3 | 1.2 | 3.67 | 3.5/5 | 1000 |
| 1×35 | 7/2.52 | 7.56 | 0.9 | 2×20×0.20 | 20×0.2 | 1.8 | 15.4 | 341.3 | 0.868 | 3.67 | 3.5/5 | 1400 |
| 1×50 | 10/2.52 | 8.4 | 1 | 2×30×0.20 | 20×0.2 | 1.8 | 16 | 391.3 | 0.641 | 3.67 | 3.5/5 | 2000 |
| 1×70 | 14/2.52 | 10 | 1.1 | 2×30×0.20 | 20×0.2 | 1.8 | 17.8 | 484.3 | 0.443 | 3.67 | 3.5/5 | 2800 |
| 1×95 | 19/2.52 | 11.6 | 1.1 | 2×35×0.20 | 20×0.2 | 1.8 | 19.4 | 587.2 | 0.32 | 3.67 | 3.5/5 | 3800 |
| 1×120 | 24/2.52 | 13 | 1.2 | 2×40×0.20 | 25×0.2 | 1.8 | 21 | 691.3 | 0.253 | 3.67 | 3.5/5 | 4800 |
| 1×150 | 30/2.52 | 14.6 | 1.4 | 2×45×0.20 | 25×0.2 | 1.8 | 23 | 820.8 | 0.206 | 3.67 | 3.5/5 | 6000 |
| 1×185 | 37/2.52 | 16.2 | 1.6 | 2×50×0.20 | 25×0.2 | 1.8 | 25 | 967.2 | 0.164 | 3.67 | 3.5/5 | 7400 |
| 1×240 | 48/2.52 | 18.5 | 1.7 | 2×55×0.20 | 25×0.2 | 1.8 | 27.5 | 1174.5 | 0.125 | 3.67 | 3.5/5 | 9600 |
| 1×300 | 61/2.52 | 20.6 | 1.8 | 2×60×0.20 | 30×0.2 | 1.9 | 30 | 1418.9 | 0.1 | 3.67 | 3.5/5 | 12000 |
| 1×400 | 61/2.94 | 23.3 | 2 | 2×60×0.20 | 30×0.2 | 2 | 33.8 | 1775.8 | 0.0778 | 3.67 | 3.5/5 | 16000 |
| 1×500 | 60/3.29 | 26.6 | 2.2 | 2×60×0.20 | 30×0.5 | 2.1 | 38.4 | 2569 | 0.0605 | 3.67 | 3.5/5 | 20000 |
| 1×630 | 60/3.69 | 29.6 | 2.4 | 2×60×0.20 | 35×0.5 | 2.3 | 42.2 | 3098.8 | 0.0469 | 3.67 | 3.5/5 | 25200 |
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