
Explore electrical schematics and drawings for substations and power plants, from basics to advanced concepts. Master miniature circuit breakers, MCBs, annunciators, single line diagrams, and protection schemes with downloadable materials.
Explore normally open time-close timing relays, where coil energization triggers a five-second delay, closing a normally open contact and opening a normally closed one, with immediate reset on de-energization.
Explain how a normally open timer contact works: energize the coil to close the contact immediately, then after a delay the contact opens when the coil is de-energized.
Learn how normally closed time open contacts operate, opening after a preset delay when the coil energizes and closing immediately when de-energized, as in Nk2 timer diagrams.
Demonstrates a normally closed time close contact in schematics, showing how the NC contact opens immediately when the coil energizes and closes after five seconds when deenergized.
Learn about one shot timers that emit a single pulse when energized, and recycle timers like flicker relays with on/off cycles, plus schematic symbols for on/off delays and impulse timers.
Describe the test block in schematics, how it injects current to test relays and meters, issues trip commands, and validates set values through test plugs and covers.
Explore semaphore indicators in electrical schematics, showing open, closed, and no supply states via perpendicular, in line, and mid positions with red and green leds on local control cubicle diagrams.
Congratulations on your journey to mastering electrical drawings! In this advanced online course, we venture into the realm of intricate schematics. From time-based components to control devices, this course is tailored to expand your understanding of complex electrical diagrams. Get ready to elevate your skills and unlock the full potential of your schematic interpretation.
Trainer Introduction:
Your trainer brings over 21 years of experience in operation & maintenance, erection, testing, project management, consultancy, supervision, substation automation, SCADA, and commissioning. With a background spanning power plants, high voltage substations, and HVDC installations, he has worked with renowned organizations such as Siemens Saudi Arabia. He has been involved in over 20 high-voltage substation projects across Pakistan and Saudi Arabia.
His expertise encompasses a wide range of areas including protection systems, substation automation systems, design, testing, and commissioning of power generation systems, high voltage switchgear, protection relays, and control schemes. He has a proven track record of leading testing and commissioning teams for implementing electrical infrastructure projects for industrial clients, including steel and petrochemical industries.
Course Outline:
Module 1: Time-Based Components
Delve into various time-based components: Normally Open Time Close Timer, Normally Open Time Open Timer, Normally Closed Time Open Timer, and Normally Closed Time Close Timer.
Master the concepts of One Shot and Recycle timers and their applications.
Module 2: Closing Command and Coils
Explore the intricacies of Closing Command and Closing Coils in control systems.
Learn the critical functions of these components in electrical diagrams.
Module 3: Control Devices and Indicators
Unveiling the Test Block function and its significance.
Understanding CT Shorting Facility and its applications.
Module 4: Visual Indicators and Annunciators
Master the interpretation of Semaphore Indicators and their role.
Dive into the integration of Lamps, Panel Lamp Limit Switches, and Annunciators in substation diagrams.
Module 5: Practical Devices and Symbols
Exploring Control Switches, Siren Hooters, and Bells in substation settings.
Decipher the symbols representing Transformers, Motors, and Single Line Diagrams (SLDs).
Module 6: Understanding ANSI Device Codes
Grasp the ANSI device codes and their importance in electrical schematics.
Module 7: Enhancing Diagram Clarity
Demystifying DC Supervision Relays and their functions.
Navigating the art of addressing and tracking between pages of complex drawings.
Module 8: Loops in Drawings
Understanding the concept of loops within electrical diagrams.
Discover how loops are effectively represented in complex schematics.
Module 9: Lighting and Heating Circuits
Unveiling the lighting and heating circuits within control panels.
Gaining insight into the integration of Space Heaters and related components.
Module 10: Uniting Concepts
Practical exercises and case studies to consolidate your learning.
Bringing together the knowledge from all three parts of the course in a comprehensive project.
Course Benefits:
Master the interpretation of intricate electrical drawings.
Gain expertise in time-based components, control devices, and visual indicators.
Understand ANSI device codes and their application.
Enhance your skills in addressing, tracking, and understanding loops.
Obtain a course completion certificate to validate your advanced proficiency.
Embark on the final leg of your journey to mastering electrical drawings. Dive into the complexities of time-based components, control devices, and practical symbols. Enroll now and become an expert in deciphering the most intricate electrical schematics with confidence!