Disconnect Switch, Contactor, and Thermal Relay Course
This course equips you to expertly handle disconnect switches, contactors, and thermal overload relays in three-phase motor control systems. You'll learn precise wiring techniques, protection configurations, adherence to electrical codes like IEC and NEC, lockout/tagout protocols, and commissioning tests to ensure safe, reliable installations and maintenance with full confidence.

4 to 360h flexible workload
certificate valid 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, grounding, conductor selection, torque specs, standards application, protection coordination, short-circuit and overload settings, 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 apply lockout to motor isolators properly.
- Contactor and overload setup: select, connect, and align starters for optimal motor safeguarding.
- Standards-based design: implement IEC/NEC guidelines in authentic three-phase circuits.
- Commissioning and testing: confirm wiring integrity, 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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