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185 Sq mm 240 Sq mm 3 Core 4 Copper Underground Steel Wire Armoured Electrical Power Cables for Construction Use Low Voltage

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Power Distribution: Designed for low-voltage power transmission in underground and building applications, supporting reliable energy distribution across multiple circuits or phases.
  • Mechanical Protection: Steel wire armoring ensures resistance to external damage, corrosion, and environmental stress, ideal for harsh underground and above-ground installations.

Key features

  • 1. Steel Wire Armoured Construction

  • With steel wire armoured technology, you can ensure robust protection against mechanical damage and environmental hazards in underground installations. This design offers 25% better abrasion resistance compared to non-armoured cables*.

  • 2. Color-Coded Conductors

  • With color-coded conductors, you can achieve precise and error-free wiring during installation, reducing connection errors by up to 30% compared to unmarked cables*.

  • 3. High-Capacity Cross-Section (185–240 Sq mm)

  • With a cross-sectional area of 185–240 Sq mm, you can handle high current loads in low-voltage systems, delivering 40% higher current capacity than standard cables*.

  • 4. Underground & Building-Specific Design

  • With underground-rated construction and moisture-resistant materials, you can deploy this cable in harsh environments while maintaining safety and efficiency, outperforming surface-mounted solutions in moisture-prone areas*.

  • 5. Triple International Certifications (TUV, CCC, CE)

  • With TUV, CCC, and CE certifications, you can ensure compliance with global safety and quality standards, meeting stricter benchmarks than non-certified alternatives*.

Product details

185 Sq mm 240 Sq mm 3 Core 4 Copper Underground Steel Wire Armoured Electrical Power Cables for Construction Use Low Voltage

The 185–240 Sq mm 3/4 Core Underground Steel Wire Armoured Electrical Power Cables are designed for reliable low-voltage power transmission in underground and building applications. Featuring copper conductors, robust steel wire armor, and durable insulation/jacket options, these cables ensure safety, durability, and compliance with international standards (TUV, CCC, CE).

Technical specifications

FeatureSpecificationBenefit
Conductors3/4 cores, copper materialHigh conductivity and reliability for consistent power delivery.
InsulationPE (Polyethylene) or PVC (Polyvinyl Chloride)Thermal resistance and flexibility for varied environmental conditions.
JacketPVC or XLPE (Cross-Linked Polyethylene)Enhanced abrasion resistance and UV protection for long-term durability.
ArmorSteel wire armoring30% stronger mechanical protection against external damage.
CertificationsTUV, CCC, CEGuaranteed compliance with global safety and quality standards.
ApplicationUnderground installations, commercial/residential buildingsOptimized for concealed wiring and harsh underground environments.

Customization guide

Adjustable parameters include:

  • Core count (3/4 cores) to match current requirements.
  • Insulation/jacket material (PE/PVC/XLPE) for temperature or chemical resistance needs.
  • Armor thickness to withstand specific mechanical stress levels.

Get inspired

Ideal for constructing modern smart buildings or upgrading underground power grids, these cables combine safety and efficiency. Their steel wire armor and low-voltage design ensure minimal energy loss while withstanding environmental challenges like moisture or physical strain.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Insulation MaterialPVC (Standard)PE (+15% thermal resistance)XLPE (+30% heat resistance)*
Jacket TypePVC (Basic)XLPE (Premium)XLPE + UV coating
Armor Thickness1.2mm (Standard)1.5mm (+25% durability)2.0mm (+50% crush resistance)
Temperature Rating-15°C to +70°C-25°C to +80°C-30°C to +90°C

Supplier's note

  1. Technical Breakthroughs:

    • Steel Wire Armor: The Pro model’s 2.0mm armor provides 50% greater crush resistance than industry benchmarks, enabling use in rocky terrain.
    • XLPE Jacket: The Advanced/Pro models’ XLPE offers 30% better chemical resistance than PVC, safeguarding against industrial contaminants.
    • Copper Conductors: 20% lower electrical resistance than aluminum, ensuring energy efficiency in high-load scenarios.
  2. Optimal Version Selection:

    • Base Model: Suitable for standard residential/commercial buildings with moderate environmental exposure.
    • Advanced Model: Ideal for industrial sites requiring enhanced thermal and chemical resistance (e.g., chemical plants).
    • Pro Model: Recommended for extreme conditions (e.g., underground mining or Arctic installations) where durability and wide temperature tolerance are critical.

With XLPE jacketing, you can maintain performance in high-temperature environments. The Pro model’s armor ensures safe deployment in rocky terrains, while its UV coating extends lifespan in outdoor applications. Pair XLPE’s chemical resistance with copper’s conductivity to achieve reliable power delivery in corrosive industrial settings.

*Comparative values reflect improvements over the Base Model’s specifications.

Frequently asked questions

  • Which 3 core or 4 core steel wire armoured cable is best for underground installations?

  • How do I maintain a steel wire armoured electrical cable’s longevity?

  • What are the benefits of PE vs. XLPE insulation in underground cables?

  • Can I customize the core count or jacket material for my building project?

  • Are these steel wire armoured cables CE and TÜV certified for safety?

  • What makes copper-conductor cables better for underground power transmission?

  • How does steel wire armoring improve cable performance in harsh environments?

  • What voltage capacity do your 3/4 core cables support for low-voltage systems?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Armour TypeUnderground installationsSteel wire armour (1200N tensile strength)▲▲ vs Industry Standard (800N)Enhanced durability against mechanical damage (IEC 60502 compliant)Higher cost compared to non-armoured cables
Insulation MaterialHarsh environmental conditionsXLPE insulation (operating temp: -40°C to 90°C)▲ vs PVC (max 70°C)Superior resistance to chemicals and UV exposure (ASTM D2247 certified)Slightly higher installation complexity due to heat-shrink requirements
Voltage RatingCommercial buildingsLow voltage: 0.6/1kV (IEC 60502)▲ vs Industry Standard (0.6/1kV base)Safe for residential/commercial use without over-engineeringNot suitable for high-voltage industrial applications
Core ConfigurationMulti-circuit systems4-core design (max 240mm²)▲ vs 3-core Base versionSupports simultaneous power distribution for HVAC/electrical systemsLarger diameter increases installation space requirements
Jacket MaterialCorrosive environmentsPVC jacket (flame retardant UL 94 V-0)▲▲ vs XLPE in Advanced (moisture-proof)Cost-effective and flexible for tight spacesLower resistance to chemical exposure compared to XLPE jackets
CertificationsGlobal projectsTUV/CCC/CE marks▲▲▲ (Industry Standard: CE only)Meets EU, Asia-Pacific, and North American safety standardsCertification costs may increase pricing compared to non-certified alternatives

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