Day 1

F6150 Hardware Features

  • Description of hardware
  • Hands-on use of the test set
  • Ratings
  • Communications

Doble testing Software – Protection Suite

  • Introduction of Protection Suite
  • File Structure of Protection Suite
  • Communicating with F6150 Test Set
  • Manual Testing using Control Panel
  • Importing relay settings into Protection Suite
  • Creating Test Plans to automated testing for various relays
  • State Simulation

R-X diagram

Basic elements of an R-X diagram
How do we use it to represent load, line impedance, etc.?
How do we use this diagram to observe distance relay behavior using this diagram?

Distance Protection

Basic principles
Characteristics and operating principles of Mho
Characteristics and operating principles of Quad
Polarization for phase and ground distance
Determination of directionality
Step Distance protection using distance relays
Infeed effect
Impact of arc resistance
K-factor used in ground distance
Expanding mho characteristics
Zone 1 acceleration

Day 2

Hands-on testing of distance relays (line protection) for all forward and reverse zones

  • Pickup
  • Plotting operating points
  • Max Torque angle

Differential Protection

  • Vector compensation
  • Amplitude compensation
  • Handling various transformer connections
  • Harmonic restraint
  • Zero sequence elimination for external faults

Day 3

Testing of differential relays

  • Min Pickup
  • Testing/plotting restraint curves
  • Harmonic blocking/restraint
  • Other functions

Testing of recloser function in microprocessor relays
Testing of negative sequence overcurrent function