Rated Voltage 0.6/1kV PVC Insulated Power Cable Manufacturer

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  • Rated Voltage 0.6/1kV PVC Insulated Power Cable
  • Product Details

Standards
This product is manufactured in strict accordance with the following national standards and technical specifications to ensure that product quality meets industry requirements:

National Standard:
GB/T 12706 Power cables with extruded insulation and their accessories for rated voltages from 1kV (Um=1.2kV) up to 35kV (Um=40.5kV) – Part 1Other Standards:
According to user requirements, the product can also be manufactured in accordance with International Electrotechnical Commission (IEC) standards, British Standards (BS), German Standards (DIN), or American Standards (ASTM).


Application Scope

This product is suitable for fixed installation in power distribution networks or industrial installations with AC rated voltage up to 0.6/1kV. Typical application environments include:

• Indoor installation: Distribution lines inside buildings such as residential houses, office buildings, and shopping centers.
• Tunnels and cable trenches: Suitable for municipal tunnels and underground cable channels.
• Direct burial: Armored types allow direct burial installation and are suitable for outdoor cable routes.


Note:

Single-core cables shall not be installed in magnetic conduits. Single-core armored cables are used for DC systems only. If used in AC systems, non-magnetic armoring materials or magnetic isolation measures must be applied.


Operating Characteristics

• Rated Voltage:
The power frequency rated voltage U0/U is 0.6/1kV.

• Operating Temperature:
The maximum permissible long-term operating temperature of the cable conductor is 70°C.

• Short-Circuit Temperature:
During a short circuit (maximum duration not exceeding 5 seconds), the conductor temperature shall not exceed 160°C.

• Installation Temperature:
The ambient temperature during cable installation shall not be lower than 0°C.

• Minimum Bending Radius:
The cable bending radius shall not be less than 15 times the cable outer diameter.

• Flame-Retardant Performance:
PVC material itself has flame-retardant properties. According to application requirements, flame-retardant, fire-resistant, or low-smoke halogen-free cable types can be provided.


Cable Structure

The product structure adopts a layered protective design to support stable and safe operation during long-term service:

1. Conductor: High-purity copper or aluminum conductor compliant with GB/T 3956, providing reliable electrical conductivity.
2. Insulation: PVC insulation layer with stable insulation resistance and voltage withstand performance.
3. Filling: Non-hygroscopic filling materials used to maintain cable roundness.
4. Binding Tape: Non-woven tape wrapping used to secure the cable cores.
5. Inner Sheath (Optional): Used to isolate the armored layer from insulated cores.
6. Armoring Layer (Optional): Steel tape armoring for compression resistance or steel wire armoring for tensile strength.
7. Outer Sheath: PVC or PE sheath, providing resistance to corrosion, abrasion, and environmental exposure.


Main Technical Parameters

• Conductor DC Resistance:
Complies with GB/T 3956, supporting low-loss electrical transmission.

• AC Withstand Voltage Test:
0.6/1kV cable: Test voltage 3.5kV / 5min without breakdown.
1.8/3kV cable: Test voltage 6.5kV / 5min without breakdown.

• Insulation Resistance:
Insulation resistance values at normal temperature comply with standard requirements.

• Inductance and Capacitance:
Reference values are available to assist electrical system calculation and design.


Cable Current Carrying Capacity and Installation Conditions

The current carrying capacity of cables is influenced by installation environment (air or soil), ambient temperature, soil thermal resistivity, and installation method. This product provides detailed current carrying capacity tables and correction factors.

• Installation in air:
Ambient temperature 40°C, maximum long-term conductor temperature 70°C.

• Installation in soil:
Soil temperature 25°C, soil thermal resistivity 1.2K·m/W, direct burial depth 0.7m.

• Correction factors:
Correction factors are provided for different ambient temperatures, soil temperatures, and multiple parallel cable installations, supporting safe cable operation under actual working conditions.

PVC Insulated Power Cable for rated Voltage 0.6/1 kV

Type and name of cable

Type Name Application
VV Copper conductor, PVC insulated, PVC sheathed electrical cable For laying indoors, in tummel or cable trench, unable to bear external mechanical forces. Single-core cable in magnetic duct is not permissible.
VLV Aluminum conductor, PVC insulated, PVC sheathed electrical cable
VY Copper conductor, PVC insulated, PE sheathed electrical cable
VLY Aluminum conductor, PVC insulated, PE sheathed electrical cable
VV22 Copper conductor, PVC insulated, steel tape armoured, PVC sheathed electrical cable For laying indoors, in tunnel, in cable trench or direct buried, able to bear external mechanical forces, but unable to bear large pulling force.
VLV22 Aluminum conductor, PVC insulated, steel tape armoured, PVC sheathed electrical cable
VV23 Copper conductor, PVC insulated, steel tape armoured, PE sheathed electrical cable
VLV23 Aluminum conductor, PVC insulated, steel tape armoured, PE sheathed electrical cable
VV32 Copper conductor, PVC insulated, fine steel wire armoured, PVC sheathed electrical cable For laying indoors, in tunnel, cable trench, well or direct buried, able to bear external mechanical forces and determine pulling force.
VLV32 Aluminum conductor, PVC insulated, fine steel wire armoured, PVC sheathed electrical cable
VV33 Copper conductor, PVC insulated, fine steel wire armoured, PE sheathed electrical cable
VLV33 Aluminum conductor, PVC insulated, fine steel wire armoured, PE sheathed electrical cable


Production Range of cable

Type

No.of cores

Nominal cross-sectional area mm²

Copper conductor

Aluminium conductor

VV VY

VV62 VV63

VLV VLY

VLV62 VLV63

1.5~800

10~800

VV VY

VV22 VV23

VV32 VV33

VLV VLY

VLV22 VLV23

VLV32 VLV33

1.5~400

4~400

10~400

VV VY

VV22 VV23

VV32 VV33

VLV VLY

VLV22 VLV23

VLV32 VLV33

1.5~630

4~630

10~630

VV VY

VV22 VV23

VV32 VV33

VLV VLY

VLV22 VLV23

VLV32 VLV33

1.5~500

4~500

10~500

VV VY

VV22 VV23

VV32 VV33

VLV VLY

VLV22 VLV23

VLV32 VLV33

3+1

1.5~630

4~630

10~630

VV VY

VV22 VV23

VV32 VV33

VLV VLY

VLV22 VLV23

VLV32 VLV33

1.5~500

4~500

10~500

VV VY

VV22 VV23

VV32 VV33

VLV VLY

VLV22 VLV23

VLV32 VLV33

4+1

1.5~500

4~500

10~500

VV VY

VV22 VV23

VV32 VV33

VLV VLY

VLV22 VLV23

VLV32 VLV33

3+2

1.5~500

4~500

10~500

 *The armoured single-core cables are used for D.C. system only. As for A.C. system, non-magnetic armour material should be used, or magnetic isolation should be applied.


Installation and Operation Condition

In the air

1. The distance between cable centers of single-core cables laid in parallel: cross-scection area of conductor ≤185mm²: 2 times of the cable diameter corss-sectional area of conductor≥240mm²: 90mm.

2. Ambient air temperature: 40℃.

3. Max. Continuous operating temperature of conductor: 70℃.


Current carrying rating factors for different ambient air temperature:

Ambient air temperature

20℃

25℃

30℃

35℃

40℃

45℃

Rationing factor

1.29 

1.22 

1.15 

1.08 

1.0 

0.91 


Directly in the ground

1. The single-core cables are installed separately, the distance between the cable center is 2 times of the cable Diameter.

2. Soil temperature: 25℃.

3. Max. continuous operating temperature of conductor: 70℃.

4. Thermal resistivity of soil: 1.2K·m/W.

5. Depth of Direct-Buried: 0.7m.


Current carrying rating factors for different soil temperature:

Soil temperature

20℃

25℃

30℃

35℃

40℃

Rationing factor

1.04 

1.0 

0.96 

0.92 

0.87 


Technical data of cable

Nominal Cross-sectional area of conductor mm²

Max. D.C. resistance of conductor at 20℃ (Ω/km)

Copper

Aluminium

18.1 

-

1.5 

12.1 

-

2.5 

7.41 

12.1 

4.61 

7.41 

3.08 

4.61 

10 

1.83 

3.08 

16 

1.15 

1.91 

25 

0.727 

1.20 

35 

0.524 

0.868 

50 

0.387 

0.641 

70 

0.268 

0.443 

95 

0.193 

0.320 

120 

0.153 

0.253 

150 

0.124 

0.206 

185 

0.0991 

0.164 

240 

0.0754 

0.125 

300 

0.0601 

0.100 

400 

0.0470 

0.0778 

500 

0.0366 

0.0605 

630 

0.0283 

0.0469 

800 

0.0221 

0.0367 

Power frequency A.C.voltage test

0.6/1kV: Test voltage 3.5KV/5min

1.8/3kV: Test voltage 6.5kV/5min

FAQ

Q: In which fields are your company's products applied?

A: The products cover multiple fields including electric power, new energy, transportation, communications, and engineering. Custom Rated Voltage 0.6/1kV PVC Insulated Power Cable. The company has also continuously passed the qualification verification for power cables and conductors of the State Grid Corporation of China for many years.

Q: What is your company's production capacity?

A: Guanghuan Cable currently has a standardized production base and has built a full-chain industrial system covering R&D, production, and testing. Rated Voltage 0.6/1kV PVC Insulated Power Cable Manufacturer in China. It occupies an area of over 100,000 square meters with a building area of more than 45,000 square meters. The company owns over 70 advanced production and testing equipment lines, employs more than 140 staff, and achieves an annual output value exceeding 3 billion RMB.

Q: Has the company obtained relevant quality system certifications?

A: Yes. The company has obtained ISO9001 Quality Management System, ISO14001 Environmental Management System, ISO45001 Occupational Health and Safety Management System, and GB/T23331 Energy Management System certifications. It has also obtained the national compulsory CCC certification and the National Industrial Production License.

Q: What green and environmental certifications or initiatives does the company have?

A: The company has established an Environmental Management System, Energy Management System, Green Management System, and Social Responsibility Management System. As Rated Voltage 0.6/1kV PVC Insulated Power Cable Factory in China, it has completed product carbon footprint certification and obtained certifications such as "Green Manufacturing Enterprise," "China Energy-Saving and Environmental Protection Product," and "Carbon Neutrality Commitment Demonstration Unit."

Q: Does the company focus on technological innovation? What recent patent achievements have there been?

A: The company actively implements the strategy of "revitalizing the enterprise through science and technology" and continuously increases R&D investment. As of 2026, it has disclosed 45 patents, including an important patent for "a halogen-free flame-retardant environmentally friendly cable and its preparation method."

Q: Does the company have sales and service networks across the country?

A: Yes. The company has set up sales outlets or offices in many major cities across China, such as Nanjing, Shanghai, Beijing, Guangzhou, Shenzhen, and Inner Mongolia, responsible for marketing and product after-sales service.

CERTIFICATE DISPLAY
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