Scope

  • Comprehensive electrical and instrumentation design.
  • Control system design, lighting layout, and earthing design.
  • Panels GA drawings and commissioning for plant operations.
  • Replacement of the main 415V 1600A 50kA switchboard.
  • Integration of PLC and remote I/O systems.
  • Complete documentation supporting installation and compliance certification.

Standards Used

  • AS/NZS 3000
  • AS/NZS 3008
  • AS/NZS 61439
  • AS 3007

Deliverables

  • Complete Issued-for-Construction (IFC) package including SLDs, detailed schematics, instrumentation diagrams, PLC control logic, I/O layouts, remote I/O drawings, and lighting layouts.
  • Protection coordination study and relay setting calculations (as per IEEE 1584).
  • Earthing system design including touch and step voltage assessments.
  • Comprehensive Design Report consolidating calculations, assumptions, standards compliance, and client-specific requirements.

Outcomes

  • Delivered a compliant switchboard design capable of withstanding 50kA fault levels with 1600A operational capacity.
  • Enhanced plant reliability and safety through optimized protection coordination and reduced arc flash risk.
  • Enabled seamless PLC-based automation integration with minimal operational disruption.
  • Provided a future-ready design framework supporting expansion and improved maintainability.