Development of Biconcentric Cable for Secondary Network

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• Development of Bi-concentric Cable for Secondary
  Network
• Sidnei Ueda Nexans Brasil

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Development of Bi-concentric Cable for Secondary
Network
Global expert in cables and cabling systems

• Global Presence
• Plants in 31 countries and commercial activities
  worldwide
• 21,000 local experts

In Brazil - Lorena Plant (200km from SP)

• 50,000m2 505 employees
• Products
• Alu, Alu Alloys for OHL
• Copper for buildings, industries and
  infrastructure segments

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Development of Bi-concentric Cable for Secondary
Network
CLANDESTINE CONNECTIONS LOW VOLTAGE DISTRIBUTION
LINES
Photo Source Folha de São Paulo
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Development of Bi-concentric Cable for Secondary
Network
Theft of electricity Low voltage distribution
lines
Aerial Bundled Conductors for low voltage
distribution lines
Easy to make clandestine connections (by nail or
claw)
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Concentric Cable Design
Development of Bi-concentric Cable for Secondary
Network
It is more difficut to make clandestine
connections (by nail or claw) ? short-circuit
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Bi-concentric Cable Design
Development of Bi-concentric Cable for Secondary
Network
Cable supplied by Nexans to Eletropaulo
(Paraisópolis)

• Bi-concentric 6mm2 84km
• Bi-concentric 10mm2 2,5km
• Bi-concentric 16mm2 2,5km
• Building wire 2,5mm2 28km
• Building wire 6mm2 128km
• Total 129km 19t of cables

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Development of Bi-concentric Cable for Secondary
Network
Conductor under development Tri-concentric, 3
phases, up to 35mm2
Put 1 layer concentric more over the Bi-concentric
Objective to substitute ABC conductor at
secondary network
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Development of Bi-concentric Cable for Secondary
Network

• Comments Conclusion
• It is a honor to take part in this project
• Electrification of poor areas of this project is
  also a social action
• We hope this project becomes a model or example
  for poor places here and also in other countries

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Development of Bi-concentric Cable for Secondary
Network
Thank you for your attention! Sidnei
Ueda Nexans Brasil (55)12-3185-2022 E-mail
sidnei.ueda_at_nexans.com.br