Electrical Drawings, Schematics & Control Circuits Mastery Program

Electrical Drawings, Schematics & Control Circuits Mastery Program

Location

Duration

Online /In-Class

5 Days

Contact with our Team

Sector:

Power & Electricity – T&D/Systems

Technical Focus Area:

Electrical Power Systems (ELEC)

About the Course

This program introduces participants to the critical skill of interpreting, designing, and troubleshooting electrical drawings and control circuits. Through hands-on schematic training and step-by-step guidance on ladder and single-line diagrams, professionals will gain practical expertise in circuit tracing, electrical symbols, and system documentation. The course also explores advanced schematics such as VFDs, UPS, and protection relay diagrams, ensuring participants are fully prepared to manage and troubleshoot modern electrical systems with confidence and efficiency.

Objectives

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

- Describe and differentiate between various types of electrical drawings
- Recognize and apply international electrical symbols correctly
- Interpret single-line diagrams for protective device coordination and fault analysis
- Design and analyze ladder diagrams and interlock circuits
- Explain the operation of electrical systems using wiring and schematic diagrams
- Trace circuits effectively for maintenance and troubleshooting
- Interpret advanced schematics such as VFDs, UPS, and motor control circuits
- Apply troubleshooting strategies using logic circuits and PLCs

Who Should Attend

- Electrical Engineers and Supervisors
- Maintenance Technicians
- Project Engineers
- Managers responsible for electrical installations
- Technical staff seeking to strengthen schematic and circuit interpretation skills

Course Program

Types of Drawings & Electrical Symbols

- Importance of electrical drawings in installations

- Categories of electrical drawings and their functions

- Characteristics of schematic, wiring, and block diagrams

- International standards for electrical symbols

- Role of numerical relays in electrical drawings

- Use of CTs and VTs in system schematics

- Correlation between symbols and installed equipment

- Case study: Practical reading of standard drawings

Single-Line Diagrams & System Representation

- Fundamentals of single-line diagrams (SLD)

- Importance of SLDs in power system operations

- Standardized symbols used in SLDs

- Fault current calculations using SLD data

- Protective device coordination in single-line diagrams

- Using SLDs for troubleshooting and maintenance planning

- Creating and modifying simple SLDs

- Workshop exercise: Interpreting plant SLDs

Ladder Diagrams & Control Circuit Design

- Introduction to ladder diagrams and their uses

- Generic equipment ladder diagrams explained

- Designing basic control circuits

- Developing interlock circuits for safety

- Application of protective relays and timers in ladder diagrams

- Fail-safe design principles

- Reading contactors, overloads, and pushbuttons in ladder format

- Workshop: Building and tracing ladder circuits

Advanced Schematics & Applications

- VFD schematics and their relationship to control circuits

- UPS power supply schematics and component functions

- Tracing AC input/output diagrams

- Identifying receivers, inverters, and outputs in schematics

- Protection relay schematics: wiring and operations

- Motor control and installation circuits explained

- Functional diagrams for process control equipment

- Hands-on exercise: Tracing advanced schematics

Logic Circuits, PLCs & Troubleshooting

- Fundamentals of logic gates and digital logic functions

- Applications of AND, OR, NOT, NAND, and NOR gates

- Introduction to Programmable Logic Controllers (PLCs)

- Understanding process and instrumentation diagrams (P&IDs)

- Troubleshooting principles using diagrams and schematics

- Common circuit faults and corrective strategies

- Step-by-step fault tracing with PLCs and relays

- Capstone exercise: Troubleshoot a simulated control circuit failure

Course Dates & Prices

Location	Starting Date	Price
Online	19/10/2025	1799 $
Dubai (UAE)	20/10/2025	2549 $
Dubai (UAE)	20/10/2025	2799$
Cairo (Egypt)	27/10/2025	2549 $
Online	27/10/2025	1799 $
Online	03/11/2025	1799 $
Dubai (UAE)	10/11/2025	2799 $
Muscat (Oman)	10/11/2025	2799 $
Dubai (UAE)	17/11/2025	2799 $
Online	17/11/2025	1799 $
Muscat (Oman)	24/11/2025	2799 $
Online	24/11/2025	1799 $
Online	24/11/2025	1799 $
Dubai (UAE)	01/12/2025	2799 $
Online	01/12/2025	1799 $
Online	01/12/2025	1799 $
London (UK)	01/12/2025	3299 $
Dubai (UAE)	08/12/2025	2799$
Online	08/12/2025	1699 $
Istanbul (Turkey)	15/12/2025	2799 $
Dubai (UAE)	15/12/2025	2799 $
Online	15/12/2025	1799 $
Kuala Lumpur (Malaysia)	22/12/2025	3899$
Doha (Qatar)	22/12/2025	2799 $
Kuala Lumpur (Malaysia)	22/12/2025	3899$
Online	29/12/2025	1799 $
Dubai (UAE)	29/12/2025	2799$
Istanbul	29/12/2025	2549 $
Online	29/12/2025	1799 $