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SUBSTATIONU

Electrical Test Tech Apprenticeship

Four years from safe work to advanced testing

A structured, online apprenticeship curriculum for electrical test technicians. Each year builds on the one before it, from safety and fundamentals to equipment testing, protection and advanced theory.

4years
728approximate hours of instruction
100%online and self-paced
Year 1available now
ETT-101 Start here Available now

Safety, Electrical Fundamentals and Basic Testing

The foundation for everything that follows: working safely, understanding electricity and the math behind it, then the first hands-on test methods.

What you will cover Bars compare topic length within the year

  • Safety (risk assessment, lockout/tagout, PPE, confined space, switching and grounding, incident energy, codes and standards)30 h
  • Fundamentals of electricity30 h
  • Electrical calculations20 h
  • AC and DC circuits30 h
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  • Insulation testing10 h
  • Resistance testing10 h
  • Thermographic survey10 h
  • Current testing20 h
  • System tests, analysis and operation (one-lines, schematics, time-current curves)20 h

Hours are approximate.

View the Year 1 course
ETT-201 Coming soon

Electrical Components, Systems and Commissioning I

Core power equipment: what it is, how to inspect it, how to test it and how to judge the results.

What you will cover Bars compare topic length within the year

  • Switchgear and switchboard assemblies16 h
  • Transformers28 h
  • Cables22 h
  • Metal-enclosed busways8 h
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  • Direct-current systems16 h
  • Grounding systems16 h
  • Circuit breakers22 h
  • Switches12 h
  • Motor control centers and motor starters12 h
  • Rotating machinery16 h
  • Fuses16 h

Hours are approximate.

This year is being built and will open after the one before it.
ETT-301 Coming soon

Electrical Components, Systems and Commissioning II

More equipment, plus protection, metering and troubleshooting: tying individual component tests into whole-system function.

What you will cover Bars compare topic length within the year

  • Adjustable-speed drive systems12 h
  • Surge arresters8 h
  • Capacitors and reactors12 h
  • Outdoor bus structures8 h
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  • Emergency systems12 h
  • Automatic circuit reclosers and line sectionalizers8 h
  • Circuit switchers12 h
  • Fiber-optic cables12 h
  • Ground-fault protection systems12 h
  • Network protectors8 h
  • Protective relays16 h
  • Instrument transformers16 h
  • Metering devices12 h
  • Regulating apparatus12 h
  • Insulating liquids and gases12 h
  • Troubleshooting and functional testing12 h

Hours are approximate.

This year is being built and will open after the one before it.
ETT-401 Coming soon

Safety Planning and Advanced Theory

Leading the work: site safety plans, lockout and switching procedures, advanced circuit and digital theory, and system studies.

What you will cover Bars compare topic length within the year

  • Site safety plans, lockout/tagout and switching procedures60 h
  • AC and DC circuits (complex circuits)32 h
  • Digital theory32 h
  • System tests, analysis and operation (short-circuit and coordination studies, harmonics)32 h
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  • EV charging systems8 h
  • Electromagnetic testing and PD surveys16 h

Hours are approximate.

This year is being built and will open after the one before it.

Ready to start Year 1?