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The one-line diagram is the basis of analysis. Data collected in the field is entered into engineering software to build a snapshot of your existing power system. EDS uses Easypower® Power Engineering Software designed and marketed by ESA. Building the one-line diagram consists of adding each type of electrical component to the software and adding the proper data associated with that component.

Typical Components That Would Be Shown With Specific Data:

• Circuit Breakers
  Low Voltage Power Circuit Breakers, Molded Case Circuit Breakers, etc. All manufacturers, models and settings are recorded and entered into the software model.
• Fuses
  Manufacturer, Type, Size, Ratings
• Transformers
  KVA, Impedance, Voltage, and other settings
• Cables
  Size, Insulation Type, Raceway, Conductors Per Phase