sales@zmscable.com

Medium Voltage Cable

Medium High voltage cables produced by ZMS can be used for more than 30 years. It is used for efficient transportation of medium-high voltage electricity.

ZMS Cables, as a professional and experienced cable company, specializes in manufacturing custom cables of various types.

For medium voltage cables, we have standard medium voltage underground transmission lines consisting of single-core and three-core cables with copper or aluminum conductors.

This includes sheath properties such as polyvinyl chloride (PVC), cross-linked polyethylene (XLPE), polyethylene (PE), ethylene propylene rubber (EPR), and low smoke zero halogens (LSZH).

We also provide expert cable safety performance and installation requirements to ensure legal compliance and your safe use of the cable.


PRODUCT APPLICATION

Medium voltage cables are used in a wide variety of industrial and commercial applications.

In industrial environments, medium voltage power cables are mainly used in power distribution systems.

They can be installed in ducts or conduits and are suitable for both wet and dry locations.

Typical applications include pulp and paper mills, petrochemical plants, water treatment plants, environmental protection systems, and railroads.

Due to their robustness and high electrical stability, medium voltage cables are well-suited for use in harsh environments.

However, the use of medium voltage cables in these applications requires that the cables be rated for maximum tensile strength to ensure that they can withstand the harshest environments.


PRODUCT STRUCTURE

● Conductor: Copper conductor, waterproof.

● Conductor shield: Extruded semiconductor compound.

● Insulation: Cross-linked polyethylene.

● Insulation shield: Extruded semi-conducting compound.

● Spacer: Expansion tape.

● Core Sheath1: Lead sheath.

● Core Sheath2: Semi-conductive PE sheath.

● Filler: polypropylene filler. 9.

● fiber optic element: fiber optic cable.10.

● Separator: Binding tape.

● Futon: Futon layer.

● Armor: Galvanized steel wire, filled with bitumen mixture.

● Service: Polypropylene yarn.


PRODUCT STANDARD

IEC 60228; IEC 60840; IEC 62067; IEC 60502 (Extruded insulated cables rated from 6kV to 30kV)


Medium Voltage Copper Cable

 

N2XSY power cable                                                                                                                

Conductor: Round bare copper wire

Insulation: XLPE (cross-linked polyethylene) or EPR (ethylene propylene rubber)

Shield: braided with one or two spiral-wound copper wires

Sheath: PVC, composite DMV6 to HD 620.1

Sheath Color: red 

Voltage Rating: U0/U 6/10 KV, 12/20 KV, 18/30 KV

Temperature Range: During installation, max.

-5 °C/+23 °F +90 °C/+194 °F short-circuit temperature +250 °C/+482 °F (short-circuit duration up to 5 seconds)


Medium Voltage Aluminum Cable

 

Aluminum XLPE/PVC Insulated Cable

Conductor: Solid or stranded aluminum conductor

Plain annealed aluminum in accordance with IEC 60228/BS 6360.

Shield: Conductor with an extruded layer of semiconductor cross-linking compound

The minimum thickness shall be 0.3 mm and the maximum resistivity shall not exceed 500 Ohm-m at 90 °C.

Insulation: Cross-linked polyethylene compound XLPE

Sheath: XLPE / PVC / LSZH

Voltage Rating: U0/U, 3.8/6.6kV, 6.35/11kV, 8.7/15kV, 12.7/22kV, 19/33kV

Physical Characteristics:

Operating Temperature: up to 90 °C

Temperature Range: -5 °C (PVC or LSZH sheathing); -20 °C (PE sheathing)

Short-Circuit Temperature: 250 °C (short-circuit duration up to 5 seconds)

Bending Radius: 12 x OD


Other medium voltage cable types are as follows

YJV cross-linked polyethylene insulated polyvinyl chloride sheathed (copper core)

VV polyvinyl chloride insulated polyvinyl chloride sheathed (copper core)

YJLV cross-linked polyethylene insulated PVC sheathed aluminum core

VLV polyvinyl chloride insulated PVC sheathed aluminum core

etc.


SERVICES


WARM TIPS

If you don't know how to choose the right cable product, or if you don't find the type and size of cable you need on this page.
Don't worry, please contact us.
You can send us your requirements and we can help you choose the right cable.

You can provide us with the following information: cable voltage, conductor material, insulation and sheath material, shielding type, armor type, etc.
Or you can also provide the cable installation environment, application requirements, etc.
We will serve you wholeheartedly.


How do I choose the right medium voltage cable?

You can choose based on building standards, data measurements, and materials used.

Single-core, two-core, or three-core copper and aluminum cables are most commonly used in daily life.


Product Customization

For your convenience and to extend the life expectancy of your cables, they should be customized to meet your requirements.
Our custom cable solutions can be developed and designed around various parameters that can be changed.
Our medium voltage cables are available in specific and extended lengths to aid in installation and reduce the number of cable connectors.
You can also provide the included cable accessories, and cable sizes are calibrated to match seamlessly.
Your requirements can be realized within the following criteria:

Cross Section

Typically 35mm2 to 630mm2
Number of CoresSingle, two-core or three-core
ConductorSolid or stranded conductors, stranded copper conductors
Insulation

XLPE material (often used as medium voltage cable)

EPR material (often used in marine or offshore applications because of its relative flexibility)

Metal ShieldCopper wire mesh with a copper core, aluminum foil layer, extruded lead alloy sheath
Armoring

Aluminum tape armoring (mainly used for single core cables)

Galvanized steel wire armor (mainly used for multi-core cables)

Outer Sheathing

Cable outer sheath materials include PVC, EPR, LSZH, etc. to meet different environmental requirements.

We can customize it according to specific requirements.


Medium Voltage Cable Testing

Cables are a vital part of safe electricity use.

Our medium voltage cables are guaranteed to follow strict production standards and will also pass the medium voltage cable partial discharge testing.


Packaging

The packaging of ZMS cables is provided in wooden rolls, corrugated cartons, and reels.

The cable ends are sealed with BOPP self-adhesive tape and non-hygroscopic sealing caps to protect the cable ends from moisture.

We can print the required markings on the outside of the drums with waterproof material according to the customer's requirements.

As a professional cable manufacturer, ZMS has a wide range of cable and conductor products for you to choose from.

We will provide attentive service and professional project solutions to everyone who needs them.


ELECTRICAL DATA

6/10(12)KV

Nominal Cross Section AreaCapacitanceInductanceCurrent Rating
mm²μF/mmmH/kmA
350.230.43167
500.260.41199
700.290.38241
950.320.37288
1200.350.35327
1500.380.34363
1850.420.33405
2400.470.32464


12/20(24)KV

Nominal Cross Section AreaCapacitanceInductanceCurrent Rating
mm²μF/mmmH/kmA
350.170.47171
500.180.44199
700.20.41243
950.220.4292
1200.240.38328
1500.260.37364
1850.280.35408
2400.310.34467


26/45(52)KV

Nominal Cross Section AreaCapacitanceInductanceCurrent Rating
mm²μF/mmmH/kmA
950.180.431.5
1200.190.421.6
1500.210.41.6
1850.220.391.8
2400.240.372
3000.260.362.2
4000.290.352.3
5000.320.332.6
6300.350.322.9
8000.380.313.1
10000.420.33.5

38/66(72.5)KV

Nominal Cross Section AreaCapacitanceInductanceCurrent Rating
mm²μF/mmmH/kmA
950.170.442
1200.180.432.1
1500.190.412.3
1850.20.42.4
2400.220.382.6
3000.240.372.8
4000.260.353.1
5000.290.343.5
6300.320.333.7
8000.350.324.1
10000.380.314.6


Power Cable

Power cables are used to transmit and distribute electrical energy. Power cables are commonly used in urban underground power grids, power station lead-out lines, power supply within industrial and mining enterprises, and over-the-river transmission lines.

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CORPORATE SOCIAL RESPONSIBILITY

ZMS Cable have a wide product scope, includes: Power cables up to 500kV, AAC, AAAC, ACSR conductors, ABC Cable,electric wires, instrument cable, telecommunications cable, Stay wires. With advanced manufacture technology, rich human resource and effective management system, we guarantee all products are manufactured strictly in accordance with GB, IEC, BS, NFC, ASTM, DIN standards,etc. Beyond quality control, ZMS have been trying its best to offer much higher standard of services rather than expected.

The Adjuster
All customised cables designed by our cable engineer will be subject to testing to relevant standards and appropriate performance criteria. Bespoke cable testing will be conducted under our CNAS accreditation where appropriate. Where required by industry or application, we can submit for relevant cable certification and cable approval processes. For more information or to discuss possible custom designed cable solutions, please complete an enquiry form, contact our technical experts on the Technical Hotline +86 (0)371 6782 9333, or email:sales@zmscable.com

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