This course focuses on developing a comprehensive understanding of transformer protection schemes, including their structure, core concepts, and operating functions.
Protection Schemes
Transformer Protection Drawing
Level
Expert
Course Modules
Course topics cover:
Transformer protection theory.
Protection logic diagram.
Current and voltage transformer loops to protection relays.
CT shorting and isolating facility.
Difference between trip relay and lockout relay.
Interface with the circuit breaker trip coil.
Trip circuit supervision circuit.
Input and output signals to protection relays.
Transformer mechanical signals.
Reading, understanding, and analyzing alarms from protection relays.
Maintenance and troubleshooting of transformer protection schemes.
