| TDRE1 |
TRDE1 |
Relays
1 |
Trainee Name____________________________
Trainee Social Security Number:
____________
Trainee Status:
_______
Course Name: ___________________
Course Code: ___________________
National Center Course Number: ___________
Date Course Completed:
____________________
Performance Criteria Completed:
_____________
Performance Objectives:
Pass Fail
Topic 1: Introduction to Relays
1.1 Explain the purpose of protective relays in a T&D system.
1.2 Describe how a protective relay is used in a T&D system.
1.3
Describe five common relay elements and explain how
they work.
Topic 2: Overcurrent Relays
2.1 Describe the condition that causes an overcurrent relay
to
operate.
2.2 Describe the basic operating principles of overcurrent
relays.
Topic 3: Directional Overcurrent Relays
3.1 Identify T&D equipment typically protected by directional
overcurrent
relays.
3.2 Describe the condition that causes a directional overcurrent
relay to
operate.
3.3 Describe the basic operating principles of directional
overcurrent
relays.
Topic 4: Reclosing Relays
4.1 Describe the function of reclosing relays.
4.2 Describe the basic operating principles of reclosing relays.
Topic 5: Voltage Relays
5.1 Identify the type of equipment
that voltage relays typically
protect.
5.2 Describe the conditions that
cause voltage relays to operate.
5.3 Describe the basic operating
principles of voltage relays.
Topic 6: Auxillary Relays
6.1 Describe the basic function of
auxiliary relays.
6.2 Describe the basic operating
principles of auxiliary relays.
Topic 7: Solid-State Relays
7.1 Describe the basic operating
principles of solid-state relays.
7.2 Define the following terms:
analog signal, digital signal, and
logic circuit.
Performance Evaluator’s Signature _______________________________
Performance Evaluator’s Name (Print) ____________________________
Date Completed: _____________________________________________