Home > Medium Voltage Power Cables > NA2XSEY Three Core 12/20 (24) kV Aluminum XLPE insulated Copper wire shielded Cable
NA2XSEY-Cable
NA2XSEY-Cable

NA2XSEY Three Core 12/20 (24) kV Aluminum XLPE insulated Copper wire shielded Cable

Application

Medium voltage NA2XSEY cables for distribution networks; also for connection to generation units and plant and process connection. To be laid directly in ground, outdoors, indoors and in cable ducts.

Construction
  • Conductor: Aluminum, class 2, circular compacted conductors
  • Conductor screen: Non-metallic, semi-conducting compound
  • Insulation: Cross-linked polyethylene (XLPE)
  • Insulation screen: Non-metallic, semi-conducting compound
  • Metallic screen: Copper wire
  • Filler: Non-hygroscopic material
  • Binder: Non-hygroscopic material
  • Outer sheath: Polyvinyl chloride (PVC)
Main Characteristics
  • Good electrical and mechanical properties.
  • Minimal dielectric loss, high insulation resistance.
Specification

IEC 60228 Conductors of Insulated Cables
IEC 60502-2 Power Cables with Extruded Insulation and Their Accessories for Rated Voltages from 1kV (Um=1.2KV) up to 30kV (Um=36KV) – Part 2: Cables for Rated Voltages of 6kV (Um=7.2KV) up to 30kV (Um=36kV)

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Product Parameters

No.of Cores and Nominal Cross Section Nominal Insulation Thickness Nominal Sheath Thickness Approx. Overall Diameter Approx.Weight Max.D.C.Resistance of Conductor at 20℃
Cu Al Cu Al
mm² mm mm mm kg/km kg/km Ω/km Ω/km
3×35 5.5 2.7 56.1 3199 2562 0.524 0.868
3×50 5.5 2.8 58.7 3675 2811 0.387 0.0641
3×70 5.5 2.9 62.6 4449 3201 0.268 0.443
3×95 5.5 3 66.6 5386 3655 0.193 0.32
3×120 5.5 3.1 69.4 6247 4058 0.153 0.253
3×150 5.5 3.2 72.9 7463 4757 0.124 0.206
3×185 5.5 3.3 76.8 8701 5292 0.0991 0.164
3×240 5.5 3.5 82.1 10519 6096 0.0754 0.125
3×300 5.5 3.7 87.3 12612 7068 0.0601 0.100
3×400 5.5 3.9 93.5 15634 8491 0.047 0.0778
3×500 5.5 4.1 101.4 19110 10044 0.0366 0.0605
3×630 5.5 4.3 109.8 23471 11699 0.0283 0.0469

Application and case display

FAQ

What is the minimum order quantity for the product?
How do you calculate the minimum bending radius of cables?
Armored vs. Unarmored Cables?
Flame Retardant Cables VS Fire Resistant Cables?
What is the operating temperature of the cable?
Armored vs. Unarmored Cables?
Armored cables are ideal for direct burial and laying underground, offering protection against environmental factors. Unarmored cables are unsuitable for burial or use in other challenging applications and installations.
What temperature can high-temperature resistant cables reach, and what are their application scenarios?
High-temperature resistant cables are engineered to function within a wide temperature range, spanning from -50°C to +260°C, depending on the cable's specific type and construction. Silicone rubber-insulated cables can withstand temperatures up to 180°C, whereas fluoroplastic insulated cables are designed to endure temperatures as high as 200°C to 260°C over extended periods. They are widely used in steel metallurgy, power, petrochemicals, aerospace, and industrial kilns for power transmission and equipment control in high-heat environments.
Flame Retardant Cables VS Fire Resistant Cables?
Both types of cables are crucial in enhancing the likelihood of escape and survival in the event of a fire and are often confused with one another. However, there is a fundamental distinction between flame retardant cables and fire resistant cables. Flame retardant cables are engineered to inhibit the spread of fire to adjacent areas. On the other hand, fire resistant cables are specifically designed to preserve circuit integrity and ensure functionality during a fire, under specified conditions, aiding both evacuees and firefighters.
What is the service life of cables?
The design life of power cables is typically 20 to 30 years; however, this can vary significantly based on factors such as installation, environmental conditions, and the quality of the cable.
How do you calculate the minimum bending radius of cables?
The bend radius refers to the curved shape in which an electrical cable can be bent or curved without sustaining damage. To determine the minimum bend radius for cables, apply the following formula: Minimum Bend Radius = Cable Outer Diameter×Cable Multiplier. For example, if the outer diameter of a cable is 20mm, its minimum bending radius would be 20mm×6 = 120mm. Conversely, if an armored cable has an outer diameter of 30mm, its minimum bending radius would be 30mm×12 = 360mm.

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