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H05VV-F  Building Wires IEC Standard
H05VV-F  Building Wires IEC Standard

H05VV-F

H05VV-F wires from NPC Electric are flexible PVC insulated and sheathed cables designed for light-duty power connections in household and commercial electrical equipment. Featuring finely stranded copper conductors, these wires provide excellent flexibility, making them easy to install and suitable for applications involving frequent movement. The double PVC insulation structure offers reliable electrical protection, good mechanical strength, and resistance to abrasion, ensuring safe operation under normal indoor conditions. Manufactured in accordance with harmonized standards, NPC Electric H05VV-F wires deliver stable conductivity, consistent insulation thickness, and dependable performance. They are widely used where flexibility, safety, and ease of handling are essential, making them a practical choice for appliances, extension cords, and portable equipment.
Standard EN 50525-2-11
Construction
Technical Specifications
Quality Control
Application

Construction

H05VV-F Building Wires IEC Standard
H05VV-F Building Wires IEC Standard Construction

Conductor

Class 5 flexible copper

Insulation

Polyvinyl Chloride (PVC)

Outer Sheath

Polyvinyl Chloride (PVC)

Characteristic

Maximum conductor operating temperature: +60°C
Temperature range:
flexing -5 °C to +70 °C
fixed installation -40 °C to +70 °C
Nominal voltage:Uo/U: 300/ 500 V
Test voltage: 2000V
Minimum bending radius:6xD(cable diameter)

Technical Specifications

H05VV-F
H05VV-F Building Wires

Nominal Cross

Section Area

Number of wires

/Diameter of wires

Approx. Diameter

of Conductor

Thickness

of Insulation

Thickness

of Sheath

Approx.

Overall Diameter

Approx.

Weight of cable

Max. Conductor

Resistance at 20°C

Min. Insulation

Resistance at 70°C

mm² No./mm mm mm mm mm kg/km Ω/km MΩ.km
2 x 0.75 24/0.2 1.12 0.6 0.8 6.24 54 26.0 0.011
2 x 1.0 34/0.2 1.29 0.6 0.8 6.58 62 19.5 0.010
2 x 1.5 30/0.25 1.57 0.7 0.8 7.54 84 13.3 0.010
2 x 2.5 49/0.25 2.02 0.8 1.0 9.24 130 7.98 0.0095
2 x 4.0 56/0.3 2.9 0.8 1.1 11.20 193 4.95 0.0078
3 x 0.75 24/0.2 1.12 0.6 0.8 6.60 65 26.0 0.0110
3 x 1.0 34/0.2 1.29 0.6 0.8 6.96 76 19.5 0.0100
3 x 1.5 30/0.25 1.57 0.7 0.9 8.20 106 13.3 0.0100
3 x 2.5 49/0.25 2.02 0.8 1.1 10.00 163 7.98 0.0095
3 x 4.0 56/0.3 2.9 0.8 1.2 12.10 242 4.95 0.0078
4 x 0.75 24/0.2 1.12 0.6 0.8 7.20 78 26.0 0.0110
4 x 1.0 34/0.2 1.29 0.6 0.9 7.81 95 19.5 0.0100
4 x 1.5 30/0.25 1.57 0.7 1.0 9.17 134 13.3 0.0100
4 x 2.5 49/0.25 2.02 0.8 1.1 10.94 199 7.98 0.0095
4 x 4.0 56/0.3 2.9 0.8 1.2 13.26 297 4.95 0.0078
5 x 0.75 24/0.2 1.12 0.6 0.9 8.06 96 26.0 0.0110
5 x 1.0 34/0.2 1.29 0.6 0.9 8.52 113 19.5 0.0100
5 x 1.5 30/0.25 1.57 0.7 1.1 10.22 163 13.3 0.0100
5 x 2.5 49/0.25 2.02 0.8 1.2 12.17 242 7.98 0.0095
5 x 4.0 56/0.3 2.9 0.8 1.4 14.95 367 4.95 0.0078

Quality Control

H05VV-F
H05VV-F Building Wires  Raw Material Test

Raw Material Test

NPC Electric conducts comprehensive Raw Material Tests for all H05VV-F wires prior to production. Copper conductors are inspected for electrical conductivity, mechanical strength, dimensional accuracy, and surface cleanliness. PVC insulation and sheath compounds are tested for heat resistance, tensile strength, elongation, and aging performance. Only materials that pass all required inspections are released for manufacturing, ensuring consistent electrical safety and long-term reliability of NPC Electric H05VV-F wires.

H05VV-F Building Wires Process inspection

Process inspection

During production, Process Inspection closely monitors each manufacturing step of NPC Electric H05VV-F wires. Conductor stranding processes are checked to ensure correct flexibility and uniform construction. Insulation and sheath extrusion are continuously measured for thickness consistency, concentricity, and surface quality. Regular in-process inspections help maintain stable production quality and ensure compliance with harmonized standards.

H05VV-F Building Wires Finished Product

Finished Product

Finished Product Testing verifies the overall quality of NPC Electric H05VV-F wires. Electrical tests include resistance measurement, insulation integrity checks, and voltage withstand testing. Mechanical evaluations assess bending performance, flexibility, and sheath strength. Final visual inspection confirms marking accuracy and workmanship. Only products that fully meet technical specifications are approved for shipment.

Application

H05VV-F wires are suitable for indoor connections of household appliances, office equipment, power strips, lighting systems, and portable electrical devices requiring flexible cables.

Technical Advantages

● 30+ years of manufacturing experience
● ISO and UL certified production
● Customized cable and transformer solutions

Product Packaging

Wires and Cables packaging (1)
Wires and Cables packaging (1)
Wires and Cables packaging (2)
Wires and Cables packaging (2)
Wires and Cables packaging (3)
Wires and Cables packaging (3)
Wires and Cables packaging (4)
Wires and Cables packaging (4)
Wires and Cables packaging (5)
Wires and Cables packaging (5)
Wires and Cables packaging (6)
Wires and Cables packaging (6)
Wires and Cables packaging (7)
Wires and Cables packaging (7)
Wires and Cables packaging (8)
Wires and Cables packaging (8)

Related Products

FAQ From Customers

What are the advantages of power cables and overhead lines?
(1) Reliable operation, because it is installed in a hidden place such as underground, it is less damaged by external forces, has less chance of failure, and the power supply is safe, and it will not cause harm to people;
(2) The maintenance workload is small and frequent inspections are not required;
(3) No need to erect towers;
(4) Help improve power factor.
Which aspects should be considered when choosing the cross section of a power cable?
(1) The long-term allowable working current of the cable;
(2) Thermal stability once short circuited;
(3) The voltage drop on the line cannot exceed the allowable working range.
What are the measures for cable fire prevention?
(1) Use flame-retardant cables;
(2) Use fireproof cable tray;
(3) Use fireproof paint;
(4) Fire partition walls and fire baffles are installed at cable tunnels, mezzanine exits, etc.;
(5) Overhead cables should avoid oil pipelines and explosion-proof doors, otherwise local pipes or heat insulation and fire prevention measures should be taken.
What should be paid attention to during the transportation and handling of cables?
(1) During transportation, loading and unloading, cables and cable reels should not be damaged. It is strictly forbidden to push the cable reels directly from the vehicle. Generally, cables should not be transported and stored flat.
(2) Before transporting or rolling the cable reel, ensure that the cable reel is firm, the cable is wound tightly, the oil pipe between the oil-filled cable and the pressure oil tank should be fixed without damage, the pressure oil tank should be firm, and the pressure indication should meet the requirements.
What inspections should be carried out for the acceptance of cable lines?
(1) The cable specifications should meet the regulations, the arrangement should be neat, no damage, and the signs should be complete, correct and clear;
(2) The fixed bending radius of the cable, the related distance and the wiring of the metal sheath of the single-core power cable should meet the requirements;
(3) The cable terminal and the middle head should not leak oil, and the installation should be firm. The oil pressure of the oil-filled cable and the meter setting should meet the requirements;
(4) Good grounding;
(5) The color of the cable terminal is correct, and the metal parts such as the bracket are completely painted;
(6) There should be no debris in the cable trench, tunnel, and bridge, and the cover should be complete.

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