html{display:none} APP 101: Hands-On Introduction to SEL Relays | Schweitzer Engineering Laboratories

APP 101: Hands-On Introduction to SEL Relays


This course is designed for utility or plant engineers, technicians, operators, power system designers, government entity personnel, and consultants who are new to digital relaying or SEL relays.

APP 101 provides hands-on, introductory-level training for new SEL relay users transitioning from electromechanical devices to digital relay application. Students will learn the basic concepts necessary to successfully apply, communicate, and gather data from an SEL-351S Protection System, with special emphasis on how to set up and navigate SEL settings software.


Day 1
  • Digital Relay Basics
  • Front-Panel Interface
  • Overview of acSELerator QuickSet SEL-5030 Software
Day 2
  • SEL-351S Protection System Overview
  • Application Example: Apply the SEL-351S to a Distribution Feeder
  • Testing Procedures for a Distribution Relay
  • Protection Basics (optional)

Course Objectives

At the conclusion of this course, students can:

  • Describe digital relay protection and operating methods
  • Communicate with the SEL-351S Relay via the front-panel HMI and pushbuttons
  • Send and receive relay settings using acSELerator QuickSet SEL-5030 Software
  • Identify SEL-351S Relay product features
  • Apply effective protection and coordination settings for an example distribution system
  • Perform tests to verify relay protection element operation
Course Information
Course Base Fees: $950 USD*

CEUs: 1.4
Available Courses
Lakewood, Colorado, USA
February 26–27, 2019

Cole Blvd Building 7
1626 Cole Blvd, 4th Floor
Lakewood, Colorado 80401

Additional Information:

8:00a.m. - 5:00p.m. each day

Recommended Hotel Information:

Holiday Inn Express & Suites Golden
17140 West Colfax Ave
Golden, CO 80401
Phone: 303-278-2388
Amenities: free breakfast & WiFi

*Please note that this is only a recommendation
Irvine, California, USA
September 25–26, 2019

420 Exchange Suite 100
Irvine, California 92602

Additional Information:
8:00am-5:00pm each day

Recommended Hotel Information:

Hampton Inn Santa Ana
2720 Hotel Terrace Dr.
Santa Ana, CA 92705
Amenities: Complimentary breakfast and fitness center

Holiday Inn Orange County Airport
2726 S. Grand Ave.
Santa Ana, CA 92705
Amenities: Complimentary internet, fitness center, restaurant on-site

Embassy Suites Orange County Airport
1325 East Dyer Road
Santa Ana, CA 92705
Amenities: Complimentary breakfast and evening reception, fitness center

*Please note that these are only recommendations

Request a quote for on-demand training for your company.

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Course Requirements


Before you attend this class, you must meet the following requirements:

  • Have a working knowledge of ac three-phase power systems
  • Have basic calculus knowledge

Course Preparation

Please check the General Course Information page for what you should bring to class. In addition, please make sure that the laptop you bring to class has the following software/features:

acSELerator QuickSet SEL-5030 Software with the SEL-351S driver and instruction manual, installed and updated through SEL Compass