Category: ELECTRICAL BASICS

Single-Phase vs Three-Phase Electricity Explained

Single-Phase vs Three-Phase Electricity Explained Single-Phase vs Three-Phase Electricity ExplainedWhat Is Single-Phase Electricity?How Does Single-Phase Electricity Work?Advantages of Single-Phase ElectricityWhat Is Three-Phase...

ELECTRICAL BASICS

AC Waveform Explained: Amplitude, Frequency, Time Period and Phase

Day 11: AC Waveform Explained – Amplitude, Frequency, Time Period and Phase In this lesson of our 30 Day Electrical Fundamentals course, we will learn how to read an AC waveform, calculate frequency and time period, understand...

ELECTRICAL BASICSElectrical Fundamental

AC and DC Electricity: Differences Explained Simply

AC and DC Electricity: Understanding Alternating and Direct Current AC and DC Electricity: Understanding Alternating and Direct CurrentIntroduction1. What Is Electric Current?Simple example2. What Is DC (Direct Current)?Common...

ELECTRICAL BASICS

Basic Circuit Analysis: Formulas and Solved Examples

Day 7: Basic Circuit Analysis – Step-by-Step Solved Examples Welcome to Day 7 of the Electrical Fundamentals – Zero to Advanced course at Electrical Designer World! In the previous lessons, we studied voltage, current,...

SLDELECTRICAL BASICS

How Generator, ATS and UPS Are Shown in an SLD

How Generator, ATS and UPS Are Shown in an SLD How Generator, ATS and UPS Are Shown in an SLDWhat Is a Generator in an Electrical SLD?Main functions of a generatorInformation to identify on a generator SLDWhat Is an ATS in an...

SLDELECTRICAL BASICS

How to Read a Transformer on an Electrical SLD

How to Read a Transformer on an Electrical SLD How to Read a Transformer on an Electrical SLDWhat Is a Transformer in an Electrical SLD?Why Is Reading a Transformer SLD Important for EPC Electrical Designers?1. Understand the...

SLDELECTRICAL BASICS

PCC vs MCC: Difference in Industrial Electrical Projects

PCC vs MCC: Difference in Industrial Electrical Projects PCC vs MCC: Difference in Industrial Electrical ProjectsWhat Is a PCC (Power Control Centre)?Main functions of a PCCCommon PCC componentsWhat Is an MCC (Motor Control...

SLDELECTRICAL BASICS

How to Read a Motor Feeder in an Electrical SLD

How to Read a Motor Feeder in an Electrical SLD How to Read a Motor Feeder in an Electrical SLDWhat Is a Motor Feeder in an Electrical SLD?Why Is Reading a Motor Feeder Important for EPC Electrical Designers?1. Understand the...

ELECTRICAL BASICSSLD

How to Read an Electrical Single Line Diagram: 7 Easy Steps

Electrical SLD Symbols: 15 Essential Symbols Explained Understanding electrical SLD symbols is essential for reading industrial power distribution drawings. These symbols represent transformers, circuit breakers, busbars,...

GeneralELECTRICAL BASICS

kW vs kVA vs kVAR vs Power Factor: Simple Electrical Explanation

kW, kVAR, kVA and Power Factor: Electrical power in an AC system can be described using four important terms: kW, kVAR, kVA and power factor. These terms are commonly used when discussing motors, transformers, generators, UPS...

ELECTRICAL BASICS

Types of Electrical Loads: Resistive, Inductive and Capacitive Explained

What Are the Different Types of Electrical Loads? What Are the Different Types of Electrical Loads?What Are the Types of Electrical Loads?What Is an Inductive Load? Examples and Working PrincipleWhat Is a Capacitive...

ELECTRICAL BASICS

How an Alternator Generates Three-Phase AC Voltage

How an Alternator Generates Three-Phase AC Voltage An alternator generates electrical voltage by converting mechanical energy into electrical energy. In a power plant, a turbine rotates the alternator, and the rotating magnetic...

ELECTRICAL BASICS

what is ac waveform in electrical

What Is AC Waveform? Simple Explanation of AC Sine Wave Introduction If you are new to electrical engineering, the term AC waveform can look confusing at first. You may see a curved line going above and below zero and wonder:...

ELECTRICAL BASICS

How Is Electrical Power Generated?

How Is Electrical Power Generated? Have you ever wondered how electricity is actually produced at a power plant? We use electricity every day for lights, fans, motors, computers, pumps, compressors and thousands of other...

ELECTRICAL BASICS

What Is Frequency in Electrical?

What Is Frequency in Electrical? When we learn about AC and DC, we learn that AC voltage changes with time and repeatedly changes its polarity. This leads to an important question: how quickly does the AC voltage change? The...

ELECTRICAL BASICS

what is voltage and current in simple words

what is voltage and current in simple words Electricity is everywhere around us. We use it to operate motors, transformers, pumps, computers, lighting systems and almost every electrical system used in modern life. Where does...

ELECTRICAL BASICS

What Is Neutral in Electrical? Complete Beginner’s Guide

⚡ What Is Neutral in Electrical? Complete Beginner's Guide If you are starting to learn electrical engineering, one of the first questions you may have is: What is Neutral in an electrical system? You will see the word Neutral...

ELECTRICAL BASICS

DB Sizing for Flats (Distribution Board Sizing)

Distribution Board (DB) sizing in residential buildings depends on the connected load, supply type (single-phase or three-phase), current calculation, and number of outgoing circuits. Below is a simple explanation using 2 BHK and...

ELECTRICAL BASICS

Why Demand Load is Converted to kVA for Transformer Sizing

A transformer is rated in kVA, not in kW. Because a transformer supplies both real power and reactive power. 📌 Power Types in Electrical System TypeSymbolMeaningReal PowerkWActual power used by equipmentReactive PowerkVARPower...

ELECTRICAL BASICS

What is Demand Factor (Very Simple Explanation)

Demand Factor means: How much electrical load is actually used compared to the total connected load. 📌 Formula Demand Factor=Maximum DemandTotal Connected Load\text{Demand Factor} = \frac{\text{Maximum...