An intensive professional development training course on
AC Electrical Motors and Drives
Troubleshooting, Maintenance & Protection
Why Choose AC Electrical Motors and Drives Training Course?
The AC Electrical Motors and Drives Training Course offers a comprehensive and practical foundation for understanding the machines that drive today’s industrial productivity. AC motors are responsible for converting a significant portion of global electrical energy into useful mechanical work, making their performance, reliability, and efficiency vital to every sector that depends on continuous operation. This course explains how these motors function, how drives regulate their speed and torque, and how both systems contribute to optimized energy use and operational resilience.
Across industrial facilities, AC motors and drives support essential processes, from pumping and ventilation to heavy-duty manufacturing and automated production lines. Any unexpected failure can disrupt operations, increase downtime, and elevate maintenance costs. This training provides a thorough explanation of maintenance practices, diagnostic techniques, and protection strategies that help safeguard these assets while improving long-term system stability. Participants gain clarity on selecting the correct motor ratings, interpreting performance characteristics, and understanding how various drive technologies influence efficiency and control.
By combining theoretical concepts with practical insights, the AC Electrical Motors and Drives Training Course strengthens participants’ ability to maintain, troubleshoot, and optimize these widely deployed systems. With industry technologies advancing rapidly—particularly in variable speed drives and digital diagnostics—this course ensures participants stay current and confident in managing AC motor applications across diverse industrial environments.
What are the Goals?
The AC Electrical Motors and Drives Training Course strengthens participants’ technical capabilities in understanding, operating, maintaining, and safeguarding AC motor and drive systems. It highlights the engineering principles that govern performance while introducing practical troubleshooting approaches used in modern facilities.
By the end of this training course, participants will be able to:
- Understand the operating principles and classifications of AC motors and starters
- Differentiate between types of variable speed drives and their applications
- Analyse torque–speed characteristics for motor selection and performance evaluation
- Diagnose common faults in AC motors and drives using structured methods
- Apply maintenance strategies that reduce failures and improve reliability
- Configure protective measures to safeguard motors and drives
- Interpret drive parameters and evaluate performance deviations
- Integrate modern diagnostic tools for condition-based decision-making
Who is this Training Course for?
The AC Electrical Motors and Drives Training Course is designed for professionals responsible for maintaining and operating electrical equipment, particularly in environments where AC motors and drives are fundamental to productivity. It provides essential knowledge for those seeking to enhance reliability, reduce downtime, and strengthen their technical decision-making.
This training course is ideal for:
- Electricians seeking a structured understanding of AC motor and drive operation
- Electrical supervisors overseeing equipment performance and maintenance
- Plant electricians responsible for continuous operational readiness
- Operations and maintenance engineers supporting rotating machinery
- Technicians involved in troubleshooting and repair of motor-drive systems
- Professionals transitioning into roles involving electrical equipment maintenance
- Personnel who require foundational and intermediate knowledge of AC motor technologies
How will this Training Course be Presented?
The AC Electrical Motors and Drives Training Course applies a practical, learner-focused approach to build confidence in analysing, operating, and maintaining motor-drive systems. Participants work through real-world examples, guided explanations, and structured technical discussions that bridge engineering theory with day-to-day operational challenges.
The training delivery incorporates:
- Expert-led insights into AC motor theory and drive technologies
- Demonstrations of diagnostic tools and testing techniques
- Case-based discussions on failures and maintenance decisions
- Interactive exercises to reinforce key concepts and industry standards
- Opportunities for participants to address equipment-specific challenges
- Daily review sessions to consolidate learning and clarify technical questions
This method ensures participants leave with the skills, understanding, and practical techniques needed to enhance system reliability and operational performance.
The Course Content
- Fundamentals of rotating machines theory, principles of operation of AC motors and their construction, rotor slip and torque-speed characteristic
- Three-phase AC induction motors, types, construction, characteristics and applications
- Starting of induction motors and associated techniques and acceleration
- Speed control requirements of AC motors
- Selection of AC motors for industrial applications and service factor
- Medium voltage AC motors and applications
- Characteristics of motors, enclosures and cooling methods
- Predictive maintenance, motor troubleshooting and diagnostic testing
- Failures in three-phase stator windings, rewind scenarios when a motor fails
- Troubleshooting and maintenance of AC motors, routine care
- Slow acceleration or refusal to starting of an AC motor, overheating and noise
- Modern motor diagnostics and testing instruments
- Fundamental principles and understanding of AC Variable Speed Drives
- Power semiconductors, diode, thyristor (SCR), IGBT, MOSFET, GTO and others.
- Voltage-source, current-source and pulse width modulated (PWM) inverters
- Benefits and applications of VSD
- Two-level PWM, regeneration and dynamic braking, volts per hertz control
- Medium voltage VSDs, switching transients, harmonics and power factor
- Soft starters and selecting the correct VSD
- VSD analysers for converter failures, inverters and rectifiers
- Troubleshooting techniques and maintenance for VSD
- VSD parameter guidelines and settings
- VSD bearing failures and remedies
- Testing instruments and scopemeters for VSD
- Importance of protection of AC motors requirement and overload protection
- Motor overload relay classes
- Numerical relays and motor protection
- Protection of inverters and electronic converters in VSDs
- Case studies, selection and design of systems and their protection
- Q&A and wrap up session
Certificate and Accreditation
- AZTech Certificate of Completion for delegates who attend and complete the training course.
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