Distribution Design

Elegant and practical design solutions based on our proven experience in distribution customer/network initiated projects.

C5 are proudly ISO 9001, ISO 14001 and ISO 45001 accredited.

Overhead Line Design

Limit state or working stress including arrangements in the Residential, Commercial, Industrial, Mining and the Electrical/Water utility sectors, incorporating:

• Wooden/concrete/lattice poles
• Pole top transformers
• Recloser and load break switch with remote functionality
• Single, dual and delta stringing arrangements
• Open and Closed Delta Regulators and supporting communications
• Capacitor banks and supporting communications
• Cross arm lighting system design
• Pole top loading calculations
• Sag and tension conductor calculations

Standard and Bespoke Kiosk/Padmount Substation

Our arrangements in the Residential, Commercial, Industrial large point loads, Mining large point loads, and Electrical/Water utility sector include:

• Oil type transformers
• Fixed HV switchgear
• LV Main Switchboard
• Civil foundation assessment and design
• General arrangement layout optimisation including detailed design integration
• Arc flash assessment
• Finite element transformer derating calculations
• Finite element earthing analysis
• Finite element Passive Fire Risk analysis
• Finite element cable rating calculations
• Secondary protection design

Standard and Bespoke Building Substation

Arrangements in Commercial, Industrial, Mining, Electrical/Water utility sectors, incorporating:

• Oil and dry type transformers
• Modular HV switchgear
• LV Main Switchboard and sub-board arrangement
• Ventilation control
• Fire suppression systems and doors
• Lighting building design
• Civil foundation and structural assessment and design
• General arrangement layout optimisation including detailed design integration
• Finite element transformer derating calculations
• Arc flash assessment
• Finite element earthing analysis
• Finite element Passive Fire Risk analysis including fire protection systems design
• Finite element cable rating calculations
• Secondary protection design

Standard and Bespoke Underground Reticulation

Arrangements in the Residential, Commercial, Industrial, Mining, Electrical/Water utility sectors, incorporating:

• Oil filled cables
• XLPE cables
• Paper lead cables
• NBN assets
• Jointing pits
• Trenching general arrangement layout optimisation including detailed design integration
• Finite element cable rating calculations
• Cable pulling calculations
• Voltage load and drop calculations