Disconnect Switch, Contactor, and Thermal Relay Course
This course equips you with skills in disconnect switches, contactors, and thermal overload relays for secure three-phase motor control. You will learn precise wiring techniques, protection configurations, adherence to standards, and lockout/tagout procedures to confidently design, commission, and service motor circuits without issues.

4 to 360 hours flexible workload
valid certificate in your country
What will I learn?
Gain expertise in disconnect switches, contactors, and thermal overload relays through a practical course covering three-phase basics to compliant motor starter setups. Master wiring methods, earthing, conductor selection, torque settings, protection device choices, short-circuit and overload coordination, plus lockout/tagout and commissioning for dependable motor operation.
Elevify advantages
Develop skills
- Motor control wiring: assemble secure L1-L3 power and start/stop circuits efficiently.
- Disconnect and LOTO: choose, install, and isolate local motor disconnectors properly.
- Contactor and overload configuration: select, connect, and align starters for motor safeguarding.
- Standards-compliant design: implement IEC/NEC guidelines in three-phase motor systems.
- Commissioning and testing: check wiring, phase rotation, and safeguards prior to power-up.
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.What our students say
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