16mm 3 Core SWA Cable

  • According to IEC and GB Standard
  • Approved by ISO,CE, SGS
  • Place of Origin: Henan, China
  • In Stock
  • Number of Cores: 3
  • HS Code: 8544492100

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The 16mm 3 core SWA operates as a primary power feed for 0.6/1kV three-phase electrical circuits. Mechanical protection is provided by a galvanized steel wire layer wrapped around three XLPE-insulated 16mm² copper cores, finished with a rugged PVC outer sheath. It is strictly specified for installations where physical damage is a risk, commonly serving as the main underground supply line, exterior wall feed, or heavy-duty duct cable in factory and infrastructure projects.

  • Mechanical Defense: Steel wire armour against crush and impact.
  • Direct Burial: Trench-ready construction; no external conduit required.
  • Thermal Limits: 90°C operating / 250°C short-circuit (XLPE insulated).
  • 3-Phase Optimized: L1, L2, L3 plain copper cores for balanced motor loads.
  • Environmental Rating: UV, moisture, and abrasion-resistant PVC sheath.
  • Related Voltage: 0.6/1KV
  • Test Voltage: 3.5KV/5Min
  • Temperature Range: Max 90°C, Min -10 °C
  • Laying Temperature: Not less than 0°C
  • Max. Temperature During Short Circuit (≤5S): 250°C
  • 16mm 3 Core SWA diameter: 21.6mm
  • Conductor Resistance: ≤ 1.15(Ω/KM)
Steel Wire Armoured Cable construction
  1. Conductor: 16mm² Class 2 stranded plain copper.

  2. Insulation: XLPE (Cross-Linked Polyethylene). Core Colors: Brown, Black, Grey.

  3. Bedding: Extruded PVC.

  4. Armour: Galvanized Steel Wire Armour (SWA).

  5. Outer Sheath: PVC.

FAQ

Depending on the installation method, it carries approximately 94 Amps when clipped direct to a surface, or 78 Amps when buried directly in the ground.
Yes, the heavy-duty steel wire armour provides the necessary mechanical crush resistance to allow for safe, direct underground burial without conduit.
While it varies slightly by manufacturer, the overall outer diameter typically ranges between 21.0mm and 22.5mm.
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