Course: Electrical Faults: Causes, Analysis, Detection & Remedies

The Course Content

Day One

Introduction to fault analysis

• Source of fault current in an electrical installation
• Common fault statistics of electrical equipment
• Short-circuit rating of equipment
• Selecting the correct switchgear rating for fault duties
• Overview of per-unit system and one line diagrams
• Sources of impedance data for all items of plant

Day Two

Three-phase short-circuit currents

• Review – summary – discussion
• Manual calculation of three-phase short-circuit current
• Industrial systems and fault current analysis
• Tutorial – based on attendees plant
• Cables subjected to short-circuit currents
• Compliance with regulations

Day Three

Unsymmetrical fault conditions

• Overview of symmetrical components and faults
• Consideration of various fault types
• Sequence networks
• Consideration of phase shift in two-winding transformers
• Consideration of earth impedance
• Consideration of three-winding transformers

Day Four

Representation of unsymmetrical faults in power systems

• Review – summary – discussion
• Fault diagrams of electrical equipment
• Interconnected sequence networks
• Special considerations with reference to limitation of earth fault current
• Demonstration examples based on industrial power systems
• Introduction to fault current analysis software

Day Five

Computer based calculation of faults

• Introduction to a scaled down fault analysis software
• Common network faults
• Industrial standards namely ANSI, NEC & NFPA 70 compliance
• Case studies of faults in a high voltage network
• Case study of faults in a low voltage network
• Q&A and wrap up session

The Scandinavian Academy for Training and Development employs modern methods in training and skills development, enhancing the efficiency of human resource development. We follow these practices:

• Theoretical Lectures: 
  • We deliver knowledge through advanced presentations such as PowerPoint and visual materials, including videos and short films.
• Scientific Assessment:
  • We evaluate trainees skills before and after the course to ensure their progress.
• Brainstorming and Interaction: 
  • We encourage active participation through brainstorming sessions and applying concepts through role play.
• Practical Cases:
  • We provide practical cases that align with the scientific content and the participants specific needs.
• Examinations: 
  • Tests are conducted at the end of the program to assess knowledge retention.
• Educational Materials:
  • We provide both printed and digital scientific and practical materials to participants.
• Attendance and Final Result Reports:
  • We prepare detailed attendance reports for participants and offer a comprehensive program evaluation.
• Professionals and Experts: 
  • The programs scientific content is prepared by the best professors and trainers in various fields.
• Professional Completion Certificate: 
  • Participants receive a professional completion certificate issued by the Scandinavian Academy for Training and Development in the Kingdom of Sweden, with the option for international authentication.
• Program Timings:
  • Training programs are held from 10:00 AM to 2:00 PM and include coffee break sessions during lectures.

Why Choose this Course?

This course will feature:

• Identification of causes of electrical faults
• Understanding three phase short circuit currents
• Recognition of unsymmetrical faults in transformers
• Representation of unsymmetrical faults in a power system
• Manual and software assisted of fault currents

What are the Goals?

By the end of this course, participants will be able to:

• Understand the various types of fault currents
• Determine the causes of overcurrent and short circuit current
• Explain differences between symmetrical and unsymmetrical faults
• Analyse the common faults in a power system
• Interpret manual calculation verses software aided fault current calculations

Who is this Course for?

This course is suitable to a wide range of technical professionals but will greatly benefit:

• Electricians
• Electrical supervisors
• Plant electricians
• Operations & maintenance engineers, supervisors & technicians
• Maintenance technicians

How will this be Presented?