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H05V-U H05V-R H05V-K
H05V-U H05V-R H05V-K

H05V-U H05V-R H05V-K

H05V-K cable is used for the internal wiring of electric motors and transformers as well as other electrical appliances and lighting applications. It can be used in and at electronic appliances for measuring, regulating and controlling. The cables are also ideal for laying in pipes, surface wiring and conduit installations. Specifications according to HD 516 apply for respective specific applications. H05V-U cable is intended for the installation to the inside of apparatus as well as for the protective laying to the lightings, in dry rooms, in production facilities, switch and distributor boards, in tubes, under and surface mounting of plasters. H05V-R is preferably for installation indoors, in cable ducts and in industrial plants or switching stations, under ground installation. Can be used in switchboards and distributor boards or where a thicker strand of multi-wire is required.Found in electronic and electrical equipment and switch gear cabinets designed for export to a European country and for MRO replacement of European made equipment wire.
Standard DIN VDE 0281-3, BS 6004, HD 21.3
Maximum conductor operating temperature +70°C
Lowest ambient temperature for fixed installation -30°C
Lowest installation temperature -5°C
Nominal voltage Uo/U: 300/ 500 V
Test voltage 2000V
Construction
Technical Specifications
Quality Control
Application

Construction

H05V-U H05V-R H05V-K
H05V-U H05V-R H05V-K Construction

Conductor

Annealed copper conductor acc. to EN 60228:
Class 1 solid -H05V-U
Class 2 stranded H05V-R
Class 5 flexible H05V-K

Insulation

PVC compound type TI 1

Color of insulation

Blue, black, brown, green/yellow or other colors

Technical Specifications

H05V-U H05V-R H05V-K
H05V-U
H05V-R
H05V-K
Minimum bending radius
Nominal Cross
Section Area
Number of wires
/Diameter of wires

Approx. Diameter

of Conductor

Thickness
of
Insulation
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 kg/km Ω/km MΩ.km
0.5 1/0.80 0.80 0.6 2.1 8.9 36.0 0.014
0.75 1/0.97 0.97 0.6 2.2 11.5 24.5 0.013
1 1/1.13 1.13 0.6 2.4 14.3 18.1 0.011
Nominal Cross
Section Area
Number of wires
/Diameter of wires

Approx. Diameter

of Conductor

Thickness
of
Insulation
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 kg/km Ω/km MΩ.km
0.5 7/0.30 0.90 0.6 2.1 8.9 36.0 0.014
0.75 7/0.37 1.11 0.6 2.3 11.5 24.5 0.012
1 7/0.43 1.29 0.6 2.5 14.4 18.1 0.011
Nominal Cross
Section Area
Number of wires
/Diameter of wires

Approx. Diameter

of Conductor

Thickness
of
Insulation
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 kg/km Ω/km MΩ.km
0.5 16/0.20 0.91 0.6 2.2 9.2 39.0 0.013
0.75 24/0.20 1.12 0.6 2.4 12.1 26.0 0.011
1 32/0.20 1.29 0.6 2.6 14.9 19.5 0.010
Minimum bending radius: For cable diameter D (mm)
  D≤8 8<D≤12 12<D≤20 D>20
Normal use 4 D 5 D 6 D 6 D
Careful bending at termination 2 D 3 D 4 D 4 D

Quality Control

H05V-U H05V-R H05V-K
H05V-U H05V-R H05V-K  Raw Material Test

Raw Material Test

At NPC Electric, Raw Material Test for H05V-U, H05V-R, and H05V-K cables ensures consistent quality from the start. Copper conductors are tested for purity, electrical conductivity, tensile strength, and dimensional accuracy. PVC insulation compounds undergo evaluation for thermal stability, mechanical strength, aging resistance, and uniformity. All incoming materials are verified against harmonized standard requirements before production. This strict material control guarantees stable electrical performance, safe insulation properties, and long-term reliability of NPC Electric H05V series wires.

H05V-U H05V-R H05V-K Process inspection

Process inspection

Process Inspection at NPC Electric closely monitors each manufacturing stage of H05V-U, H05V-R, and H05V-K cables. Conductor drawing and stranding processes are inspected for uniform structure and the correct conductor class. Insulation extrusion is checked for thickness consistency, concentricity, and surface quality. Continuous in-process inspections ensure compliance with design specifications and harmonized standards, preventing defects and maintaining consistent quality throughout the production process.

H05V-U H05V-R H05V-K Finished Product

Finished Product

Finished Product Tests at NPC Electric confirm the safety and performance of H05V-U, H05V-R, and H05V-K cables. Electrical tests include resistance measurement, insulation resistance, and voltage withstand tests. Mechanical checks verify flexibility, bending performance, and dimensional compliance. Final visual inspection confirms marking clarity and overall workmanship before shipment.

Application

NPC Electric H05V-U, H05V-R, and H05V-K cables are widely applied in internal wiring for control cabinets, electrical appliances, lighting circuits, and fixed or flexible building installations.

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)
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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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