Upon completing this Electrical Drawings and Schematics course successfully, participants will be able to:
• Draw detailed electrical drafting surrounding circuit and wiring diagrams/schedules, block diagrams, schematics, panel/board layouts, assembly and installation drawings, modification drawings, and conversion between drawing types
• Identify components and materials from supplier/manufacturers’ catalogues
• Design detailed electrical drawings
• Draw sets professionally
• Draft immaculate documentation
• Produce final drafts for verification
• Achieve a sense of personal gratification in being able to prevent and handle critical issues
• Increased confidence to achieve a competitive advantage over your peers
• Utilise our case study sessions to gain practical knowledge that will give you an edge in your workplace
Course Content
ELECTRICAL DRAWINGS
• Drawings – relevance to engineering
• Standards & their necessity
• CAD & drawing standards
• Drawings in plant engineering
• Manufacturing organization
• Typical engineering drawing & its parts
TWO DIMENSIONAL DRAWINGS
• Different types of drawing
• Electrical layout drawing & types
• Area classification drawing
• Wiring diagram, Drawing scales, block
• Sectional drawing & Block diagram
• Symbology for various types of drawings
• Symbols as per electro-technology standards
• Use of non-standard symbols
LINE & LOGIC DIAGRAMS
• Power & control circuit diagrams
• Commonly used symbols
• Applications of schematic diagrams
• Single line diagram – advantages & example
• 3-line diagram – applications
• Terms associated with single line diagram
• Purpose of schematic diagram
• Cross-reference between coils and contacts
• Practical exercise
• Logic diagrams & solid-state logic circuits
• Logic gates – AND, OR, NOT, NAND, NOR and Exclusive OR
CABLING, WIRING LAYOUT AND CABLE SCHEDULE
• Different types of cabling drawings
• Wiring diagrams
• Example of cable routing schedule
• Cable system drawings
• Example for cable layout
• Cable tray installation
• Different types of wiring drawings
• Difference between cabling & wiring drawings
• Cable schedule
• Example of cable schedule
• Example of conduit schedule
• Example of a cable tray schedule
• Example of control cable interconnection
• Conventions used
• Practical exercise – wiring drawing
• Conventions used for layout drawings
CAD & DRAWING PROCESS FLOW
• Automated bill of material generation
• Layers and their use in sharing information
• Drawing management system
• Symbol attributes
• Planning & assigning of drawings
• Drawing process flow and its steps
• Revision control and ownership of the drawing
• Introduction to CAD
• Capabilities of CAD – editing, accuracy, storage & product design
• Use of symbol & symbol libraries
• Oil & gas application
• Hazardous area zones in layouts
AC MOTOR DESIGNS
• Interpret data from torque speed curves
• Principles of operation of AC induction motors
• Optimize data based on electrical resistance
• Typical applications for single-phase motors
AC MOTOR CONTROL
• A comprehensive methodology for investigating design requirements for AC motors
• Pick the right motor
• AC motor specifications and enclosures
• Governance by national and international design standards
• AC motor control components and systems
DC MOTORS
• DC motor speed measurement
• Principles of DC motors
• Traditional brushed motors
• Electronically driven brushless motors
• Procedure for studying design requirements for DC motors
• Pick the right motor
DC MOTOR CONTROL AND STEPPER MOTORS
• Hands-on experience with DC motor control
• Actuating a rotary sensor
• Simplified stepper motor drive
• Operation and commercial driver chips and packages
• Comparison of DC vs. AC motors
Methodology
The training methodology integrates lectures, interactive discussions, collaborative group exercises, and illustrative examples. Participants will acquire a blend of theoretical insights and hands-on practical experience, emphasizing the application of learned techniques. This approach ensures that attendees return to their professional environments equipped with both the competence and self-assurance to effectively implement the acquired skills in their responsibilities.
DATE:
1ST BATCH: 11th – 14th Feb, 2025
2ND BATCH: 15th – 18th July, 2025
25, Queen street, Alagomeji Bus Stop, Yaba, Lagos