Disconnect Switch, Contactor, and Thermal Relay Course
This course equips you to handle disconnect switches, contactors, and thermal relays for secure three-phase motor control. You will cover wiring techniques, protection configurations, compliance with codes, and lockout/tagout protocols. Build skills to confidently design, test, commission, and service motor circuits without issues, ensuring safety and reliability in operations.

from 4 to 360h flexible workload
valid certificate in your country
What will I learn?
Gain mastery over disconnect switches, contactors, and thermal overload relays through this practical course. It covers three-phase basics up to safe motor starter setups that meet standards. You will learn proper wiring steps, earthing methods, conductor sizing, torque specs, device selection, protection coordination for short-circuits and overloads, plus lockout/tagout and commissioning for dependable results.
Elevify advantages
Develop skills
- Motor control wiring: assemble secure L1-L3 power and Start/Stop circuits quickly.
- Disconnect and LOTO: choose, install, and lock out motor isolators properly.
- Contactor and overload setup: select, connect, and align starters for motor safeguarding.
- Standards-based design: implement IEC/NEC guidelines in three-phase motor systems.
- Commissioning and testing: check wiring, rotation, and safeguards prior to power-up.
Suggested summary
Before starting, you can change the chapters and workload. Choose which chapter to start with. Add or remove chapters. Increase or decrease the course workload.What our students say
FAQs
Who is Elevify? How does it work?
Do the courses have certificates?
Are the courses free?
What is the course workload?
What are the courses like?
How do the courses work?
What is the duration of the courses?
What is the cost or price of the courses?
What is an EAD or online course and how does it work?
PDF Course