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Electrical Substation Equipment Aging


Get acquainted with aging mechanisms and the aging considerations for components found in substations. As craftsmen, engineers, supervisors and managers who are responsible for performing, supervising and scheduling maintenance activities, being proactive is vital.

Who Should Attend

This course is intended for craftsmen, engineers, supervisors, and managers who are responsible for performing, supervising and scheduling maintenance activities; determining periodic maintenance needs; or determining end-of-life for substation components.

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Benefits and Learning Outcomes

  • Identify recognized failure modes and aging indicators
  • Gain insight into periodic and in-service testing
  • Save money by being proactive and avoiding repair/replacement costs
  • Become acquainted with aging mechanisms

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Course Outline/Topics

Day 1:  Introduction

  • Materials Used to Fabricate Electrical Components
  • Degradation Mechanisms
    - Degradation Mechanisms for All Materials
    - Specific Electrical Degradation Mechanisms
  • Manufacturing Issues
  • Life Cycle Considerations
  • Critical Material Properties
  • Conductors
  • Insulators and Insulation
  • Mechanical Protection
  • Support Structures
  • Indicators of Aging
  • Service Life

Day 1:  Monitoring, Testing, and Observations

  • Monthly Inspections
  • Data Bases, Historical Data, Trending
  • Instrumentation
  • Scheduled Maintenance
  • Unscheduled Maintenance
  • Electrical Tests
  • Other Tests
  • Thermography
  • Forensic Analysis of Failed Components

Day 2:  High Voltage Components

Typical aging mechanisms and leading indicators of degradation are presented for the following high voltage components:

  • Insulators
  • Insulating Covers
  • Bushings
  • Transformers
  • Circuit Breakers
  • VTs
  • CTs (free standing)
  • CCVTs
  • Air Break Switches
  • Reclosers
  • Buses & Bus Duct
  • Cables
  • Cable Seals and Cable Terminations
  • Generators
  • Motors
  • Capacitors


Day 3:  Low Voltage Components

Typical aging mechanisms and leading indicators of degradation are presented for the following low voltage components:

  • Control Relays
  • Protective Relays
  • Lockout Relays
  • Low Voltage Circuit Breakers
  • Fuses
  • Fuse Holders
  • CTs
  • Cables
  • Connectors
  • Batteries
  • Battery Chargers
  • Uninterruptible Power Supplies
  • Capacitors

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This program can be applied toward the:

Tue.-Thu., June 9-11, 2015
Location: UWM School of Continuing Education (Click link for directions)
    Anthony F. Sleva, P.E., Adjunct Faculty
    Richard Martin, Radiation Safety Officer & Protective Coatings Spe, Altran Solutions, Boston, MA
    Jenifer Marchesi, Ph.D., Consultant, Chemistry & Polymers, Altran Solutions, Boston, MA
$1195: Register by Thu., Apr. 9, 2015
$1295: Register on or after Fri., Apr. 10, 2015 Discount Available
CEUs: 2.0/PDHs: 20
Program No. 4840-7893
Register Now
  Related Courses  
Presentation of Forensic Investigation Case Studies
Introduction to Materials Used in Electrical Equipment
  Electrical Substation Equipment Aging course details PDF
For more information, contact:
Murali Vedula,, 414-227-3121
Marcia Gabriel,, 414-227-3378


Spring 2015 Engineering Programs Catalog

Or download the pdf

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