Power Systems 101: Relay Philosophies - July
TBD July 2025 | Lake Mary, FL
Course Overview Webinar
Instructor: Michael J. Wright, PE
Course Credits: 32 CEHs and 32 NETA CTDs – The Power Systems Seminars have been approved by the Florida Board of Professional Engineers for CEHs.
Overview: Power Systems 101 has been specifically developed for engineers, engineering technicians, and field relay technicians. This class provides attendees with a strong basis of knowledge in relay protection philosophy and design theory.
Substation Layouts & Protection Zone Diagrams
- Transmission System Overview
- Types of Generation
- What Is a Fault?
- Substation Layouts
- Protection Zone Diagrams
Functional Diagram Exercise
- Hands-on Functional Diagram
- Line Protection
- Bus Protection
- Transformer Protection
- Breaker Failure
- Lockouts
Current Transformers
- CT Basics
- Ratios
- CT Classes T&C
- CT Ratings
- Saturation Current and Curves
- Equivalent Circuits
- CT Testing
- IEEE Standards
Breaker Control
- Mechanical Operation
- Trip Circuits
- Close Circuits
- Anti-Pump Circuits
- Reclosing
- Specifications and Ratings
- Alarms
- IEEE Standards
Differential
- Bus Differentials
- KCL Theory
- Differential CT Circuits
- Calculating Current In Differential Circuits
- Mismatched CTs
- Rolled CTs
- CT Polarity
- High Impedance Differential Application
- IEEE Standards
Transformer Protection
- Transformer Theory
- Equivalent Circuit
- Types of Transformers
- Transformer Losses
- Transformer Ratings
- Tap Changes
- IEEE Standards
Line Protection
- Physical Characteristics of Transmission Lines
- Mho Circle
- Theory of Impedance Protection
- Zones of Protection
- POTT, PUTT, DCB, and DCUB End-to-End Schemes
- Reliability and Security
- IEEE Standards
Breaker Failure
- Breaker Failure Initiates
- Current Requirements
- Breaker Position
- Critical Clearing Time
- System Stability
- Various Breaker Failure Logic Schemes
- Trip and Lockout Theory
- IEEE Standards
Training & Hotel Location:
Orlando Marriott Lake Mary
1501 International Parkway
Lake Mary, FL 32746
Hotel Reservations Link
Power Systems Seminars: Register Today
NOTE: The Printed Book option consists of a binder with a black and white printed version of the presentation. If you select the Printed Book option you will also have access to an electronic copy of the course curriculum.
Cancellation Policy
In the event you are no longer able to attend the Power Systems Seminar you have enrolled in, you must notify a member of the Qualus University team in writing of your request. You may:
- Receive a full refund in the event of a cancellation provided 30 days prior to start of event.
- Fewer than 30 days, but more than 10 business days before the class, you may elect to transfer your registration to a future Power Systems seminar or send another individual in your place.
- Fewer than 10 business days before the class, we are glad to accommodate transferring your seat in the seminar to another individual.
Cancel
Power Systems - Lake Mary, FL:
NOTE: The Printed Book option consists of a binder with a black and white printed version of the presentation. If you select the Printed Book option you will also have access to an electronic copy of the course curriculum.
Cancellation Policy
In the event you are no longer able to attend the Power Systems Seminar you have enrolled in, you must notify a member of the Qualus University team in writing of your request. You may:
- Receive a full refund in the event of a cancellation provided 30 days prior to start of event.
- Fewer than 30 days, but more than 10 business days before the class, you may elect to transfer your registration to a future Power Systems seminar or send another individual in your place.
- Fewer than 10 business days before the class, we are glad to accommodate transferring your seat in the seminar to another individual.
Cancel
