Selectivity studies HV Networks

Jan 23, 2014 Non classé

The objectives of this training are :

  1. Learn a rigorous methodology to define an HV protection plan,
  2. Identify electrical protection for HV networks,
  3. Calculate the value of short circuit currents,
  4. Identify the key thresholds of protection relays.

The program of this training is the following:

  • Overview
  • > Standard IEC 60-909
  • > Presentation of industrial networks
  • > Presentation of the different architectures
  • Earthing Scheme
  • > Advantages and disadvantages of each earthing scheme
  • > Operating constraints (Overvoltage)
  • > Values of fault currents
  • > Limiting resistor
  • Faults definition
  • > List of common faults
  • > Calculation of short circuit currents
  • > Definition of the protection plan
  • > Présentation of the softwares of the market
  • > Faults analysis
  • Tripping and curves
  • > Identify the different tripping curves
  • > Set thresholds of the phase protection

For more information please contact info@wlenergy.fr or www.wlenergy.fr

Par WLE team

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