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Electrical Services

Basic Engineering

Basic engineering studies & general documentation

  • Electrical consumers lists
  • Main electrical equipment list
  • Electrical load balances
  • Overview of electrical specification

Basic engineering studies & general drawings

  • VHV, HV & LV overall single line diagram
  • Main cable routing drawing
  • Lighting general layout
  • Earthing general layout
  • Electrical installation standards (power, lighting and earth)
Detail engineering

Detail engineering material & equipment studies

  • Earthing drawings
  • Substations arrangement & cable routing drawings
  • Utilities & process areas arrangement & cable routing drawings
  • VHV, HV, LV switchgear single line diagrams
  • AC & DC UPS single line diagrams
  • Main electrical equipment wiring & interconnecting drawings
  • Lighting arrangement and cabling drawings
  • Cables lists (power, control & lighting) 

Calculation notes (no software)

  • Short circuit current
  • Load flow and drop voltage
  • HV, LV cables
  • Earthing
  • Motor starting
  • Harmonic analysis
  • AC and DC UPS
  • Selectivity study
  • Dynamic stability study
  • Lighting
MTO
  • Cables
  • Cable trays
  • Earthing & lightning equipment

Technical particular specifications

  • Emergency diesel generator
  • Power transformer
  • LV switchboards
  • Electrical Control System (ECS) (with i/o list)
  • AC and DC UPS
  • Package switchboards
  • Package motors
  • Package alternators
  • Lighting and small power switchboards
  • Aircraft warning
  • Electrical tracing

Data sheets

  • Emergency diesel generator
  • HV/LV transformers
  • HV/LV switchboards
  • LV motors
  • AC UPS
  • AC/DC UPS   VAC and VDC batteries
Documentation
  • Checking of vendors documents
  • As-built documents
Site
  • Construction supervision
  • Precommissioning
  • Commissioning