CoursesMechanical, Maintenance & ReliabilityAC Electrical Motors & Drives: Troubleshooting, Maintenance & Protection
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AC Electrical Motors & Drives: Troubleshooting, Maintenance & Protection

AC motors are the backbone of industry in a myriad of applications, efficiently converting more than half of the world's energy consumption into mechanical work governed by intelligent drives. The intersection of AC motors and their corresponding drives with a plant's SCADA system demands an adept understanding of maintenance and troubleshooting for optimizing uptime and enhancing productivity. Additionally, the essential protection of these substantial investments secures the equipment and ensures the safety of personnel. This AC motor and drive maintenance troubleshooting and protection course covers comprehensive approaches to the maintenance, troubleshooting, and security of AC motors and drives. Electric motor drives serve as critical components in modern industrial environments. Understanding the intricacies of electric motor maintenance training, employing the right electric motor maintenance tools, and mastering the arts of troubleshooting electric motors and electric motor protection can dramatically influence operational efficiency. This AC motor and drive maintenance troubleshooting and protection course is tailored to empower professionals with the competencies to maintain and troubleshoot AC electric motors and electrical AC drives, ensuring prolonged operational life and system reliability. Whether you are installing a new electric motor drive system or maintaining existing electric motor drives, this AC drive training course stands as an essential stepping stone for technicians who strive for excellence in the field.

Alkhobraa
Examined Program

Alkhobraa Certified Programme

Earn professional credits recognized by leading international accreditation bodies.

Duration:1 Day
Delivery:Classroom / Virtual
Language:English
Certificate:Yes
Registration Hub

Upcoming Scheduled Dates

Dubai

UAE

Public
13–17 September 2026
Alkhobraa Centre
Fee per Delegate
USD3,900

Istanbul

Turkey

Public
6–10 December 2026
Alkhobraa Centre
Fee per Delegate
USD4,500
Don't see a date that works? Request In-House
Target Audience

Who Should Attend
This Course?

Electricians. Electrical supervisors. Plant electricians. Operations and maintenance engineers, supervisors, and technicians. Maintenance technicians.

Professional Roles
Training Map

Course Agenda

An intensive, modular curriculum designed for deep professional proficiency and alignment with international industry standards recognized in Saudi Arabia.

Key Questions & Elements to be Covered
Overview to introduction to magnetics and the basic principles of excitation in electric motor maintenance and troubleshooting.
Learn about a comprehensive discussion on rotating machines theory, AC motor construction, slip, operation principles, and performance metrics, including torque-speed characteristics and efficiency.
Overview of types, construction, and applications of single-phase and three-phase AC motors with an emphasis on split-phase and capacitor motors.
Learn about techniques for starting and controlling acceleration in induction motors and their applications.
Understand the necessity of speed control and compatibility with varying loads for AC motors.
What are the basic principles of AC Variable-Speed Drives (VSDs), constant torque region, constant power (extended speed) region, and four-quadrant operation?
Power semiconductors, diode, thyristor (SCR), IGBT, MOSFET, GTO, and others.
Inverters, voltage-source, and current-source, pulse width modulated (PWM) inverters.
Two-level pulse width modulated inverter, DC link energy and capacitor sizing, regeneration or dynamic slowdown, dynamic braking, regeneration.
PWM waveforms and analysis, effects of PWM on motor bearings and insulation and life expectancy, volts/Hertz control, start-up and operation, dynamics, PWM rectifier inverter systems.
Switch transients, harmonics, and power factor.
AC driveline power factor, the effect of AC input on drive operation, switching transients, insulation voltage stress, motor winding voltage distribution, radiated and conducted electromagnetic interferences (EMI), and EMI filtering.
Study of motor characteristics, enclosure types, cooling methods, and its impact on maintenance.
Understand methods for predicting and identifying failures in three-phase stator windings.
Understand Routine and advanced electric motor maintenance and troubleshooting practices, focusing on cleanliness, lubrication, temperature management, noise, and vibration control.
Learn about strategies for addressing common issues such as slow acceleration, overheating, and bearing failures.
Understand standards for motor maintenance and the relevance of testing in the electric motor repair training course.
Identify and resolve converter failures and understand standard failure modes and fault current limitations.
What are Troubleshooting techniques for reversing circuits in single-phase and three-phase motors?
Understand preventative maintenance frameworks, including dynamic and static inspections, phase imbalance detection, and maintenance scheduling.
Learn about the examination of drive-related symptoms, their causes, and remedies.
What are the requirements and methods for AC motor protection with an emphasis on overload protection and the behavior of motors under stress?
Learn about the in-depth study of various protection devices like fuses, circuit breakers, and state-of-the-art relays designed for motor protection.
Understand motor protection curves and the importance of backup protection.
Understand protection schemes for inverters and electronic converters operating motors.
Learn about systems selection and design considerations, aiming for optimal protection.

Need a tailored curriculum?

We can customize the agenda to match your assets, operational challenges, and sector-specific Saudi requirements.