12/20kV Medium Voltage Cable CU/XLPE/SWA/LSZH MV Cable IEC 60502-2 CE
Application
12/20kV Medium Voltage Cable (CU/XLPE/SWA/LSZH) with IEC 60502-2 and CE certification is designed for:
- Power distribution networks in industrial plants, commercial buildings, and infrastructure projects, ensuring reliable energy transmission under 12/20kV voltage ratings.
- Harsh environments with its copper (CU) conductor, cross-linked polyethylene (XLPE) insulation, and steel wire armor (SWA) for mechanical protection, while LSZH (Low Smoke Zero Halogen) sheath enhances fire safety in confined spaces.
- Compliance with international standards (IEC 60502-2) and CE marking, making it suitable for European and global markets.
Construction
- Conductor:Class 2 Aluminium/Copper circular, stranded
- Conductor Screen: Semi conductive tape+semi conductive shielding material
- Insulation :XLPE (Cross-Linked Polyethylene)
- Insulation Screen :
Peelable semiconducting shielding material
-
Metallic Screen :Copper wire screen
-
Tape Plastic tape is applied over the screen
-
Filler Extruded polymeric material
-
Bedding PVC (Polyvinyl Chloride)
-
Armour :SWA (Galvanized Steel Wire Armoured)
-
Sheath :Extruded PVC (Polyvinyl Chloride) type ST2
Feature
Temperature Rating:
Maximum operating temperature of conductor:+90℃
Operating ambient temperature: -15℃~+55℃
Cable laying temperature:Not less than 0℃(When the ambient temperature is below 0℃, the cable should be preheated.)
Minimum Bending Radius
Single Core 15D
Three Core 12D
Specifications
|
Specs
mm²
|
Conductor diameter
mm
|
Outer thickness of insulation
±1.0mm
|
Approx outer diameter of cable
mm
|
Approx cable weight
kg/km
|
|
Specs
mm²
|
Conductor diameter
mm
|
Outer thickness of insulation
±1.0mm
|
Approx outer diameter of cable
mm
|
Approx cable weight
kg/km
|
|
1×35
|
6.6±0.2
|
20.0
|
27.2
|
1167
|
3×35
|
6.6±0.2
|
20.0
|
54.1
|
3935
|
|
1×50
|
7.6±0.2
|
21.0
|
28.2
|
1319
|
3×50
|
7.6±0.2
|
21.0
|
56.6
|
4480
|
|
1×70
|
9.2±0.2
|
22.6
|
30.0
|
1589
|
3×70
|
9.2±0.2
|
22.6
|
60.2
|
5336
|
|
1×95
|
10.9±0.2
|
24.3
|
31.7
|
1897
|
3×95
|
10.9±0.2
|
24.3
|
64.2
|
6387
|
|
1×120
|
12.2±0.2
|
25.6
|
33.2
|
2186
|
3×120
|
12.2±0.2
|
25.6
|
67.3
|
7326
|
|
1×150
|
13.6±0.2
|
27.0
|
35.9
|
2821
|
3×150
|
13.6±0.2
|
27.0
|
70.6
|
8340
|
|
1×185
|
15.2±0.2
|
28.6
|
37.6
|
3250
|
3×185
|
15.2±0.2
|
28.6
|
74.5
|
9705
|
|
1×240
|
17.4±0.2
|
30.8
|
40.0
|
3888
|
3×240
|
17.4±0.2
|
30.8
|
81.0
|
12490
|
|
1×300
|
19.5±0.2
|
32.9
|
42.5
|
4583
|
3×300
|
19.5±0.2
|
32.9
|
85.9
|
14635
|
|
1×400
|
22.0±0.2
|
35.4
|
45.1
|
5467
|
3×400
|
22.0±0.2
|
35.4
|
91.9
|
17515
|
|
1×500
|
24.8±0.2
|
39.0
|
49.1
|
6677
|
3×500
|
24.8±0.2
|
39.0
|
100.2
|
21345
|
|
1×630
|
28.2±0.2
|
42.4
|
52.8
|
8180
|
3×630
|
28.2±0.2
|
42.4
|
108.1
|
26055
|
|
1×800
|
34.0±0.2
|
48.2
|
58.8
|
10265
|
|
|
|
|
|
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FAQ
Where is this cable typically used?
Designed for industrial power distribution, urban infrastructure, and renewable energy projects where reliable medium-voltage transmission is critical.
What voltage rating does the cable support?
Rated for 12/20kV, making it suitable for medium-voltage networks in utilities and large-scale installations.
Why is IEC 60502-2 compliance important?
IEC 60502-2 is an international standard for cross-linked polyethylene insulated cables, ensuring performance under high voltages and demanding conditions.
What does CE marking indicate?
CE certification confirms compliance with EU health, safety, and environmental protection standards, enabling market access in Europe.
How does the LSZH sheath improve safety?
LSZH materials reduce smoke and toxic gas release during fires, making them ideal for confined spaces like tunnels or buildings.
What environmental conditions can the cable withstand?
Built to resist moisture, UV exposure, and temperature extremes, with SWA armor providing additional protection against physical damage.
What installation methods are recommended?
Suitable for direct burial, ducting, or overhead use (with appropriate supports), with SWA enhancing durability in exposed environments.
How does the cable contribute to energy efficiency?
The copper conductor minimizes energy loss during transmission, while XLPE insulation maintains stable performance under load.
What maintenance practices ensure longevity?
Regular inspections for sheath integrity, avoiding overloading, and using certified accessories during termination help prolong service life.
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