NPT05 - Overcurrent Protection Training
Course Topics
- Co-ordination procedure
- Principles of time/current grading
- Standard I.D.M.T. overcurrent relays
- Combined I.D.M.T. and high set instantaneous overcurrent relays
- Very Inverse (VIT) overcurrent relays
- Extremely Inverse (EIT) overcurrent relays
- Other relay characteristics
- Independent (definite) time overcurrent relays
- Relay current and time settings
- Calculation of phase fault overcurrent relay settings
- Directional phase fault overcurrent relays
- Protection principles of ring mains
- Voltage controlled overcurrent relays
- Earth fault protection
- Directional earth fault overcurrent protection
- Earth fault protection on insulated networks
- Earth fault protection on Petersen Coil earthed networks
- Earth fault protection on resistor earthing networks
- Application of time and current grading
Objectives
- Give detail insight into the overcurrent protection relays and their operating principles
Audience
- Protection relay engineers
Duration
- 1 day
- %80 theoretical, %20 practice
Date / Place / Price
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