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Complete Electrical Design Course from Zero to Hero
Overview of Electrical Design Course
Electrical Drawings and Project Coordination (34:43)
Electrical Distribution Project Parties (13:01)
Electrical Design Steps (5:53)
Reading Architectural and Electrical Drawings (36:15)
Course Files
Load Estimation Using Codes, Excel Sheet, Generation Room and Transformer Room Dimensions
Demand Factor and Diversity Factor (45:41)
What is Load Estimation and It's Importance? (7:10)
Load Estimation Different Methods (38:54)
Load Estimation Using an Excel Sheet (15:12)
Transformer Room Dimensions Sizing (20:46)
Generator Room Dimensions Sizing (9:03)
Basics of Autocad for Wiring
Starting Autocad and Changing Background (11:13)
Mouse Commands and Selection Methods (9:11)
Drawing a Line (8:49)
Drawing a Rectangle (6:18)
Drawing a Circle (9:49)
Drawing a Polygon (6:50)
Drawing a Polyline (6:24)
Drawing an Arc and an Elipse (7:44)
Drawing a Point and Construction Lines (7:39)
Hatch and Rotate (7:50)
Trim and Extend Commands (6:25)
Adding Text to Autocad (3:31)
Copy and Erase Commands (3:08)
Block and Explode Commands (9:42)
Insert, Scale, and Mirror Commands (6:40)
Move and Align Commands (7:46)
Join, Offset, and Break Commands (6:54)
Divide, Fillet, and Chamfer Commands (15:43)
Drawing Properties and Match Command (7:01)
Distance, Area, and List Commands (5:23)
Adding Dimensions and Styles (21:40)
Layers in Autocad (22:22)
Multi-Spiral Lines and Leaders Commands (13:33)
Purge Command in Autocad (4:15)
Changing Drawing Axes (8:58)
Drawing Fluorescent Symbol and Replace Block Command (7:08)
Printing Options of an Electrical Drawing (14:13)
Autocad Menu Bar and Autosave Feature (14:13)
Organizing and Preparing Architectural Drawings for Electrical Design (23:53)
Basics of Lighting Design
Steps of Lighting Design (2:45)
Construction of Lighting Fixture (2:47)
Types of Filament Lamps (10:30)
Fluorescent and Compact Fluorescent Lamps (7:15)
High and Low Pressure Sodium Lamps (3:00)
High Pressure Mercury and Metal Halide Lamps (2:15)
LED Lighting (6:14)
Types of Luminaires (12:04)
Types of Diffusers (4:39)
What Is Color Rendering Index (CRI)? (12:20)
Polar Curve of Luminaire Fixture (7:45)
What Does It Mean When A Luminaire Has Multiple Polar Curves? (4:17)
Color Temperature of a Lighting Fixture (4:26)
Difference Between Lumen And Lux (7:01)
Utilization and Maintenance Factors (5:51)
IP or Ingress Protection for Luminaries (11:54)
How To Obtain Lux Required From Electrical Code (8:15)
Lighting Design of a Room Using Manual Calculations (28:16)
Work Space and Type of Lux (8:54)
Lighting Design Using Dialux Evo Program
Introduction To Dialux Evo (2:20)
How To Import Autocad Plan Into Dialux Evo (5:50)
Tabs In Dialux Evo (3:08)
Plans In Construction Tab Of Dialux Evo (11:22)
Drawing The Building Outlines In Construction Site Tab Dialux Evo (7:59)
Drawing Rooms In Dialux Evo (13:58)
Drawing Doors And Windows In Dialux Evo (12:46)
Spaces In Dialux Evo (13:02)
Adding Ceilings To Dialux Evo (8:26)
Quick Lesson On Cut Out Tool In Dialux Evo (5:13)
Adding Furniture And Objects To Dialux Evo (17:51)
Materials And Colors In Dialux Evo - Dialux Evo (12:53)
Adding Catalogs To Dialux Evo - Dialux Evo (5:03)
Selection and Adding Luminaries to Dialux Evo (20:37)
Adding Room Settings In Dialux Evo (14:47)
Adding Luminaries To Rooms In Dialux Evo (26:08)
Lighting Calculations In Dialux Evo (14:16)
Exporting Results to an Autocad File In Dialux Evo Part 1 (9:13)
Exporting Results to an Autocad File in Dialux Evo Part 2 (11:04)
Lighting Legend, Switches, and Wiring in AutoCAD
Replacing Luminaries Blocks and Preparing Lighting Legend (64:50)
Types of Lighting Switches and Installation Tips (16:39)
Wiring of Two-Way Switch Circuit (10:39)
Adding Lighting Switches in AutoCAD (34:45)
Rules of Lighting Circuits (15:48)
Wiring Luminaries and Forming Circuits in AutoCAD (46:04)
Adding Wiring to the Legend (3:36)
Power Legend, Sockets, and Mechanical Loads
Types of Electrical Outlets (21:28)
Mounting of Outlets and Tips (26:16)
Adding Sockets to the AutoCAD Plan (31:17)
Wiring of Normal Sockets (23:39)
Wiring of UPS Sockets (14:32)
Introduction to HVAC System (16:05)
Direct Expansion System (DX System) (12:17)
Chiller Water System (10:02)
Types of Chillers (2:25)
Fan Coil Unit (FCU) (10:46)
Fresh Air Handling Unit and Condenser Unit (10:08)
Pumps and Loads in Different Seasons (11:13)
Exhaust Fan and Pressure Fan (12:53)
Hand Dryer and Water Heater (4:12)
Sewage Pump, Domestic Pump, and MCC Panel (6:45)
Types of Firefighting Systems (14:05)
Disconnecting Switches and Wiring in AutoCad
Introduction to Disconnect Switches (21:46)
Requirement of Disconnect Switches (16:04)
Disconnect Switch Ratings - Siemens (7:11)
Circuit Configurations of a Disconnect Switch (5:45)
Switch Throws of a Disconnect Switch (8:31)
Catalog Number of a Disconnect Switch (10:51)
Disconnect Switches for Non-Motor Applications (15:15)
Selection of Non-Fused Disconnect Switch for Motors (17:59)
Selection of a Disconnect Switch for a Combined Load (19:08)
Selection of Non-Fused Disconnect Switch for HVAC System (22:17)
Selection of a Fusible Disconnect Switch for a Motor Load (13:45)
Disconnect Switches for Capacitor Banks (6:43)
Locked-Rotor Indicating Code Letter – NEMA - NEC (7:19)
Sizing of Disconnect Switches and Forming Power Circuits (53:50)
Panel Schedule
Introduction to Distribution Panels (26:33)
Adding Circuits to the Panel Schedule (41:27)
Adding Spares and Spaces to The Panel (14:36)
Balancing of Loads in an Electrical Panel (24:37)
Demand Loads According to NEC (28:53)
Circuit Breakers and Fuses
Principle of Operation and Selection of Low Voltage Circuit Breakers (25:50)
Important Note
Principle of Operation of Earth Leakage Circuit Breaker or Residual Current CB (12:09)
RCCB (Residual Current Circuit Breaker) - Manufacturer Specifications (27:18)
Selection of Medium Voltage Circuit Breakers (15:50)
Types of Low Voltage and High Voltage Fuses (18:46)
Circuit Breaker Trip Curves (16:50)
AF, AT, FTU, FMU, MTU, and ATU of a MCCB (23:17)
NEC Sizing for Overcurrent Protection
NEC 210.20 - Overcurrent Protection (13:32)
NEC 430 - Overcurrent Protection - Motors (13:21)
Examples 1 and 2 on Motor Overcurrent Protection (4:26)
NEC 430.32 - Combined Overcurrent Protection and Overload (15:37)
NEC 430.44 – Wye-Delta Motor Overload (18:39)
NEC 430.62 Feeder Overcurrent Protection for Motors (7:27)
NEC 215.3 - Overcurrent Protection – Feeders of a Panel (8:28)
NEC 440 - Air Conditioning Overcurrent Protection (13:43)
Selection of Breakers for the Panel Schedule (24:41)
Important Note
Cables Course
Classification of Cables According to Voltage and Frequency (15:18)
Classification of Cables According to Conductor Type (17:15)
Cable Classification According to Insulation Level (9:56)
Types of Armouring in Cables (3:01)
Types of Cable Formation (9:07)
Number of Cores of Cables (6:05)
Derating Factor of Cables According to Cable Formation (9:07)
Selection of Neutral Conductor & Earthing Cross-Sectional Areas (12:31)
Correction - Note
Sizing of the Neutral - IEC 60364-5 + Harmonics + OSN (56:35)
Cable Design – How to Select Cable Cross-Sectional Area (15:51)
Sizing of Conduits in Electrical Systems (14:33)
Sizing of Breakers, Fuses, and Cables According to IEC (22:42)
NEC Sizing for Conductors
NEC Standard – Important Notes - Conductors Part 1 (33:59)
NEC Standard – Important Notes - Conductors Part 2 (20:25)
NEC Standard – Conductors Selection (14:30)
Examples on Conductors Selection (15:16)
NEC 430 - Motor Conductors Selection (7:31)
NEC – Feeder Conductors Selection for Motors (7:01)
NEC Air Conditioning – Conductors Selection (9:24)
NEC 230 - Service Entrance Conductors Selection (24:55)
NEC Ch.9 – Conduits Selection (8:42)
Examples on Conduit Selection (9:14)
Adding Cables to Panel Schedule (16:32)
Single Line Diagram for Industrial Area and Riser of the Residential (22:34)
Panel Boards Construction and Types
Panel Board Construction, Drawing of SLD Single Line Diagram and Types of Panels (37:44)
Example 1 on Panel Board Design (21:24)
Example 2 on Panel Board Design (20:10)
Importance and Selection of Automatic Transfer Switch (10:42)
Power Factor Correction Using Capacitor Banks
Definition of Power Factor (15:10)
Power Factor Correction Using Capacitor Banks (17:49)
Voltage Drop and Short Circuit Analysis
Voltage Drop in Low Voltage Distribution System and Manual Calculations (20:47)
Short Circuit in Low Voltage Distribution System and Manual Calculations (32:06)
Voltage Drop and Short Circuit Calculations Using ETAP (35:46)
UPS Systems
UPS or Uninterruptible Power Supply Function, Types and Specs (31:38)
Conventional and Modular UPS (6:08)
Sizing the UPS for an Electrical System (10:49)
Generator Sizing
Sizing of Electrical Generator for Power Engineering (51:40)
Earthing System Design
Effect of Current on Human Body (8:53)
Types of Electric Hazards (8:26)
Classification of Earthing Systems (23:32)
Components of Earthing System (8:54)
Design and Resistance of Earthing Electrode (12:21)
Design and Resistance of Earthing Conductor (13:00)
Measurement of Earth Resistance by Megger and Three Point Method (3:28)
Design Earthing or Ground Grid Using ETAP (21:03)
Basics of Earthing Systems 2026
Course Slides (368 Pages)
Earthing System Resources + Excel Sheets (31 Files)
Earthing Systems Introduction & Course Overview (3:06)
Effect of Current, Voltage, and Frequency on Human Body - IEC 60479-1 (31:01)
Direct and Indirect Contact (8:01)
Earthing System In Low Voltage - Definitions - IEC (20:20)
LV Earthing Systems – TT – TN – IT - IEC Abbreviations (10:14)
TT Earthing System (27:20)
TN-C Scheme (23:53)
TN-S Earthing System Explained IEC 60364 Standard (23:12)
TN System - Earth-Fault Current Calculation (48:37)
TN-C-S Scheme (10:03)
IT Scheme - Earthing Systems (37:28)
IT Scheme – Fault Detection (16:22)
IT Scheme – 2nd Fault Cases – Maximum Circuit Length (44:05)
RCD (Residual Current Device) Operation and Types (24:13)
Voltage Dependent and Independent RCD (12:43)
Types of RCDs (13:11)
RCD Tripping Sensitivity Classifications (22:51)
RCD Technical Specifications (33:32)
RCD Tripping Zones and Selectivity (39:31)
RCD Blinding and DC Earth Leakage Current (31:06)
Design of Earthing Systems 2026
Introduction to Earthing Design (19:49)
Sizing of the Neutral - IEC 60364-5 + Harmonics + OSN (56:35)
Minimum Size of Earthing Conductor and Electrodes – BS 7430, IEC 62305-3, and Furse (43:47)
Earthing Conductor Selection – BS 7430, Furse, and Schneider (39:39)
Earthing Conductor Selection - IEC 60364-5-54 – Schneider Guide (58:08)
Earthing – Earth Bars and Test Links (24:18)
Vertical Earthing Electrodes (27:16)
Factors Affecting Soil Resistivity (17:00)
Measurement of Earth Resistivity Using Wenner Method (29:39)
Measurement of Earth Resistivity Using Schlumberger–Palmer Method (10:28)
Soil Resistivity Treatment and Replacement - BS-7430 (28:34)
Technical Aspects of Earthing Electrodes –Furse and Wallis (28:54)
Earth Rods Diameter – Current Density at Surface – BS 7430 (17:43)
Multiple Earthing Electrodes Resistance (35:10)
Electrode Resistance Measurement (36:50)
Earthing System Recommended Design Values (15:13)
Hollow Square Earthing Electrodes (27:43)
Example 2 on Hollow Square Earthing Electrodes (11:56)
Horizontal Strip or Round Conductor Electrodes (40:03)
Earthing Solid and Lattice Plates (21:10)
Example on Earthing Design Using Plates and Horizontal Strip (27:57)
Types of Joints and Earthing System Full Installation (24:36)
Complete ETAP Course for Electrical Power Engineering
Introduction To ETAP (15:16)
Drawing Single Line Diagram In ETAP (11:35)
Adding Ratings To Components In ETAP (21:33)
Load Flow And Types Of Buses (5:28)
Load Flow Analysis Using ETAP (19:02)
Load Flow Analysis at Different Loading Categories (8:31)
Short Circuit Analysis Using ETAP (14:09)
Arc Flash Studies (16:03)
Arc Flash Studies Using ETAP Program (17:05)
Transient Stability Using ETAP 18 (23:18)
Definition of Harmonics (22:44)
Harmonic Analysis Using ETAP (22:58)
Harmonic Filter Using ETAP (13:52)
PV System Simulation Using ETAP (24:27)
Important Note
ETAP Motor Acceleration Analysis - Static Motor Starting (16:33)
ETAP Motor Acceleration Analysis - Dynamic Motor Starting (11:33)
How to Add a Starting Method to Motor in ETAP (9:43)
VFD - Variable Frequency Drive Control of Motor in ETAP (9:15)
Light Current Systems For Electrical Power Engineering
Light Current Fire Alarm System Part 1 (17:05)
Light Current Fire Alarm System Part 2 (15:00)
Light Current Fire Alarm System Part 3 (17:32)
Light Current Fire Alarm System Part 4 (16:34)
Light Current Fire Alarm System Part 5 (16:50)
Light Current Fire Alarm System Part 6 (17:23)
Light Current MATV System Part 1 (14:21)
Light Current MATV System Part 2 (17:24)
Light Current Telephone System (18:53)
Light Current Data System Part 1 (15:14)
Light Current Data System Part 2 (19:57)
Light Current CCTV System Part 1 (14:14)
Light Current CCTV System Part 2 (22:39)
Light Current Sound System Part 1 (17:39)
Light Current Sound System Part 2 (15:47)
Fundamentals of Surge Protection
Metal Oxide Varistor (MOV) (9:14)
Principle of Operation of Surge Protection Device (SPD) (6:53)
SPD Indicator and Cartridge (5:22)
Introduction to Surge Protection Device (SPD) (8:46)
Lightning Phenomenon (9:19)
Installation of a Surge Protection Device (SPD) (6:36)
Direct and Indirect Lightning Waveforms (11:40)
Course Files
Surge Protection Device Technology
SPD Specifications (17:00)
SPD Technologies (9:16)
Types of SPDs (12:48)
Selection and Installation of SPDs
Selection of Operating Voltage (Uc) (7:04)
Selection of Voltage Protection Level (Up) (6:57)
Selection of the Current Ratings of SPDs (11:32)
Overcurrent Protection of SPDs (24:28)
Conductor Rules in SPDs Installation (14:14)
SPD Conductor Cross-sectional Area (2:13)
Recommended Length of Wires in SPDs (14:40)
Coordination of SPDs (13:58)
Introduction to Lightning Protection System
Lightning Effects and Damages (16:51)
Introduction to Lightning Phenomena (17:05)
Lightning Waveforms (11:30)
Course Files and Slides
Risk Assessment Calculation
Components of a Lightning Protection System (9:32)
Risk Assessment Online Software and Excel (17:50)
Risk Assessment Calculation Using NFPA 780 (31:21)
Design of Air Temination System
Protective Angle Method (30:54)
Examples of Design (8:36)
Rolling Sphere Method (20:18)
Early Streamer System (9:54)
Mesh Method (31:05)
Methods of Air Termination Design (18:39)
Down Conductors and System Accessories
Cross-sectional Area of Conductors and Accessories of the System (28:51)
Down Conductors Design (6:08)
Design of the Lightning Protection System Using Autocad Software
Designing the Lightning Protection System with Only Vertical Air Terminals (34:33)
Adding Air Terminal Rods Part 2 (9:34)
Adding Mesh Grid on the Roof Using Autocad (25:39)
Adding Down Conductors and Accessories (14:34)
Adding Air Terminal Rods Part 1 (14:14)
Notes Regarding the Design (10:09)
Isolated and Bonded LPS
Isolated and Non-Isolated LPS (35:05)
Down Conductors and Lightning Equipotential Bonding Notes (24:29)
Bonding and Separation of Equipment (34:09)
Lightning Protection Zones (19:00)
Natural Components – Lightning Protection System (30:31)
Separation Distance Calculation - Simplified Approach – IEC (37:13)
Separation Distance - Kc Factor - Lightning Masts (12:44)
Separation Distance - Kc Factor- Cubic Structure (6:10)
Separation Distance - Kc Factor - Sloped Roof (24:04)
Separation Distance - Interconnecting Ring Of Down-Conductors (14:28)
Coefficient Kc In A Meshed Air-Termination System (9:07)
Structure With A Cantilevered Part (8:31)
High Voltage Insulation (HVI) Conductors
HVI (High Voltage Insulation) Cables (10:24)
Creeping Discharge (14:15)
Semi-Conductive Sheath – Field Grading (28:30)
HVI I, HVI II, and HVI III (10:00)
HVI Installation (10:15)
HVI Conductor – Technical Specifications (19:46)
Examples on HVI Installation in Buildings (4:58)
Update In IEC 62305-3 (8:48)
Lightning Earthing Arrangements
Introduction to Earthing in Lightning Protection System (14:37)
Type A Earthing Arrangement (10:09)
Type A Arrangement - Minimum Length (11:59)
Type B – Ring Electrode (14:03)
Type B Foundation Earth Electrodes – Conventional Concrete (27:10)
Type B Functional Bonding Conductor – Insulated Concrete (19:08)
Pad Foundations - Strip Foundations (5:13)
Non-Reinforced Foundations - Fiber Concrete Foundations (3:59)
Design Flow Chart – DEHN and OBO BETTERMANN Company (7:35)
Meshed Earth-Termination System for Industrial Buildings (4:52)
Touch Voltage – Lightning Protection System (13:48)
Touch Voltage – Protection Measures (9:39)
Step Voltage – Lightning Protection System (8:41)
Potential Control Through Mesh Grid (20:36)
Potential Control Through Ring Earth Electrodes (13:28)
Step Voltage Experiment - DEHN (10:42)
Example on Earthing Design Using Plates and Horizontal Strip
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