Power Protection Relay Systems

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5-Day Course

Target Audience

Electrical personnel involved with the operation and maintenance of power system protection schemes.

Day 1

Faults and fault level

Principles of discrimination

Current transformers

Voltage transformers

Day 2

Earth fault and earth leakage protection

Differential protection

Generation protection

Transformer protection

Day 3

Motor protection

Practical exercises

Plotting of CT magnetization curves

Day 4

Assembly and primary testing of a differential protection scheme

Secondary testing of overcurrent IDMT relays

Secondary testing of a microprocessor motor protection relay

Day 5

Primary testing of a transformer restricted earth fault protection scheme

Primary testing of a standby earth fault relay

Secondary testing of a generator field failure relay