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BS7870-3.12

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BS7870-3.12 LV Concentric Service Cables to BS 7870 Part 3.12
Standards
International  EN 60811
National  BS 7870-3.12
Description

Application

For use on protective multiple earthed (PME) electrical services. These cables are designed for use in buildings due to their fire performance characteristics. Single and three core versions are available. 

Fire performance

  • Low smoke: BS EN 50268 1 & 2.
  • Halogen free: BS EN 50267-2-1.
  • Low toxicity: BS EN 50267-2-1.

 

Design

1. Conductor

  • Class 1 Solid Aluminium in accordance with BS6360 and IEC 60228.

 

2. Insulation

  • XLPE compound type GP8 to EN60811 / BS7655-1.3

 

3. Bedding(3 Core Only)

  • Synthetic bedding tape, approx. 0.5mm thick

 

4. Concentric combined neutral/earth conductor

  • Annealed copper wires applied helically around phase conductor(s).

 

5. Sheath

  • Orange LSHF compound type LTS 1 to BS 7655-6.1 or EN 60811

 

Marking

  • All cables(White Print): 0000M Batch No 0000
  • Single core(Embossed):  )(  ELECTRIC CABLE 600/1000V BS7870-3.12 1x35, year
  • Three core(Embossed):  )(  ELECTRIC CABLE 600/1000V BS7870-3.12 3x35, year  

 

Core Identification

  • Single core: Brown
  • Three cores: Brown - Black - Grey

 

 


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