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Disconnect Switch, Contactor, and Thermal Relay Course

Disconnect Switch, Contactor, and Thermal Relay Course
from 4 to 360h flexible workload
valid certificate in your country

What will I learn?

Master disconnect switches, contactors, and thermal overload relays with a focused, hands-on course that takes you from three-phase fundamentals to safe, compliant motor starter installations. Learn correct wiring sequences, earthing, conductor sizing, and torque practices, then apply standards, select protection devices, coordinate short-circuit and overload settings, and follow clear lockout/tagout and commissioning procedures for reliable, trouble-free operation.

Elevify advantages

Develop skills

  • Motor control wiring: build safe L1–L3 power and Start/Stop control circuits fast.
  • Disconnect and LOTO: select, mount, and lock out local motor isolators correctly.
  • Contactor and overload setup: size, wire, and coordinate starters for motor protection.
  • Standards-based design: apply IEC/NEC rules to real three-phase motor circuits.
  • Commissioning and testing: verify wiring, rotation, and protection before energizing.

Suggested summary

Before starting, you can change the chapters and the workload. Choose which chapter to start with. Add or remove chapters. Increase or decrease the course workload.
Workload: between 4 and 360 hours

What our students say

I was just promoted to Prison System Intelligence Advisor and the course from Elevify was crucial in my selection.
EmersonPolice Investigator
The course was essential in meeting my boss's and the company's expectations.
SilviaNurse
Very excellent course. Lots of valuable information.
WiltonCivil Firefighter

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