Uninterruptible Power Supply Systems

Uninterruptible Power Supply Systems

Technologies, Importance and Applications


Power outages are detrimental to the electrical network and installation systems. Thus, efficient uninterruptible power supply systems are needed to ensure their security, integrity and reliability. They are also used as power conditioners to enhance the power quality of the modern demanding electronic equipment and control centers.

Improvements in the main components of the uninterruptible power supply systems like the batteries, rectifiers, battery chargers and inverters, now incorporates new technologies and high end power electronics components. The uninterruptible power supply systems have become an integral equipment in most electrical installations.

The superior diesel rotary uninterruptible power supply systems are now making waves where reliable and clean AC supply which are critical and in high demand to power the data centers and critical equipment.

This LAKESHORE ISL Electrical Engineering training seminar on Uninterruptible Power Supply Systems will highlight:

  • The Importance and Essentials of a UPS System
  • Characteristics, Types, Care and Maintenance of Batteries
  • Power Electronics Components in the UPS
  • Types of Static and Rotary UPS Systems
  • Stand-by Generators Considerations


At the end of this LAKESHORE ISL Electrical Engineering training seminar, you will learn to:

  • Understand the Importance Power Quality and the UPS
  • Selecting the Correct Type of UPS System
  • Analyze the Characteristics of Batteries
  • Understand the various UPS Technologies including the Diesel Rotary UPS
  • Appreciate the Functions and Operations of the UPS Power Electronics Components

Training Methodology

Each training seminar participant will receive a copy of the comprehensive seminar notes. The presenter will outline and discuss the topics using computer displays, videos and power point presentation. This LAKESHORE ISL Electrical Engineering training seminar on Uninterruptible Power Supply Systems is designed to have an interactive format to maximize delegate participation. Questions and answers are encouraged throughout and at the daily sessions. Needs-Based case-studies and examples will be discussed in problem solving workshop sessions.

Organizational Impact

Upon completion of this LAKESHORE ISL Electrical Engineering training seminar the organizational impact would be:

  • Technical training and up-skilling to improve and realize the full potential of a competent workforce
  • Productivity increase through minimization of project time acceptance / design and testing
  • Identification for opportunities of improvements due to deep understanding of the presented state-of-the-art UPS and battery technologies
  • Networking of personnel with technology leaders and other engineers and technicians with strong field experience
  • Attitude change of workforce, as continuous follow up of new technologies and their up taking could otherwise create workforce with high resistance to change due to lack of understanding
  • Ensure safety practices are adhered when carrying out maintenance activities

Personal Impact

On successful completion of this LAKESHORE ISL Electrical Engineering training seminar, delegates will be able to:

  • Understand the Basis for the Use of a UPS
  • Understand Critical Load Applications
  • Have an Appreciation of Power Problems
  • Be able to review the installation and maintenance requirements of a UPS and Stand-by Power Installation
  • Be able to improve reliability by improving the resilience of an Electrical Installation

Who Should Attend?

The technicians and maintenance staff will be able to comprehend the types, construction, operations, function of UPS and batteries. This will enable them to carry out effective maintenance activities.

This LAKESHORE ISL training seminar is suitable to a wide range of professionals but will greatly benefit:

  • Electrical Engineers
  • Maintenance Technicians
  • Electrical Supervisors
  • Engineering Professionals
  • Project Engineers

Seminar Outline


Uninterruptible Power Supply Technologies

  • Primary Types of Uninterruptible Power Supply Systems
  • Single Source and Dual Source Uninterruptible Power Supply Systems
  • Migration of Batteries and Uninterruptible Power Supply Systems
  • Critical Loads and Equipment Categories
  • Power Quality and Mains Failure
  • Uninterruptible Power Supply Protection Systems
  • Automatic Transfer Switch Functionalities
  • Standby Generator Set Characteristics


Static UPS Technologies and Characteristics

  • Merits and Characteristics of Online and Offline UPS
  • Double Conversion UPS
  • Delta Conversion UPS
  • Transformer Based and Tranformerless UPS
  • UPS Operation Modes
  • UPS components Functionality and Filters
  • UPS Rating and Power Factor
  • Parallel Systems and Redundancy


Diesel Rotary Uninterruptible Power Supply Systems and Components

  • Components of Diesel Rotating UPS or DRUPS
  • Operations of DRUPS
  • Types and Configuration of DRUPS
  • The Induction Coupling Functionalities
  • The Synchronous Machine Operations
  • The Free Wheel Clutch and the Flywheel
  • The Diesel Engine and the Auxiliary Components
  • Merits of the Diesel Rotary Uninterruptible Power Supply Systems


Batteries Types and Chargers

  • Lead Acid Battery Characteristics
  • Nickel Cadmium Battery Characteristics
  • Lithium Ion Batteries
  • Storage and Care of Batteries
  • Charging Methods and Type of Chargers
  • Battery Care
  • Battery Safety
  • Battery Maintenance


Battery Monitoring System and Preventive Maintenance

  • Merits of Battery Monitoring System
  • Battery Monitoring System Architecture
  • Condition Monitoring for UPS System
  • UPS Safety and Hazards
  • Harmonics
  • UPS Glossary

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