Electrical Tips, News & DIY Guides
Pranjul Yadav
Ever wondered how powerful electrical systems stay protected from overloads? That’s where HRC fuses come in. In this article, you’ll learn what an HRC fuse is, how it works, its types, and why it’s better than traditional fuses. What is an HRC Fuse? [Definition & Full Form] HRC stands for High Rupturing Capacity. It’s a … Read more
Definition of Switch Gears The devices used in switching, regulation, and protection of electrical circuits and equipment are installed in a panel board; these are collectively called switchgear. or switch gear meaning “The apparatus used for switching, Controlling and protecting the electrical circuits and equipment is known as Switch gear” Mainly switch gear equipment is … Read more
What is a DC Generator? A DC Generator is a machine that makes electricity. But not just any electricity — it makes DC electricity, which means Direct Current. Let’s make it super easy to understand. Imagine you have a toy fan that runs on batteries. The batteries give it power in one single direction — … Read more
key phase Transformers work on the principle of mutual induction. They have primary andsecondary windings that are electrically isolated from each other. As these windingsare wound on the same magnetic core, they are magnetically coupled to each other. The magnetic core is made from the laminations of either CRGO silicon steel or theamorphous alloy. … Read more
PVC wires or PVC insulated wires, are electrical cables with insulation made ofPVC (Polyvinyl Chloride), a plastic material. These wires are commonly utilized in variouselectrical applications because of their exceptional insulation, flexibility, durability, and cost-effectiveness. Wire A wire is a thin, pliable, and elongated conductor composed of a conductivesubstance, usually metal, employed for transferring electrical … Read more
Introduction A universal motor is a special type of motor which is designed to run on either DC or singlephase AC supply. These motors are generally series wound (armature and field winding are in series), andhence produce high starting torque (See characteristics of DC motors here). That is why, universalmotors generally come built into the … Read more
Introduction Single phase power system is widely used as compared to three phase system for domesticpurpose, commercial purpose and to some extent in industrial purpose. As the single phase system ismore economical and the power requirement in most of the houses, shops, offices are small, this can beeasily met by single phase motor. The single … Read more
Basic Alternator Working Principle: WHAT IS ALTERNATOR? Alternating current generators are usually called alternators. They operate on the principle ofFaraday’s laws of electromagnetic induction. This law states that whenever a conductor cuts the magneticflux an emf is induced in it. This emf causes a current to flow if the circuit is closed. Fig 1.1 shows … Read more
INTRODUCTION In the year 1821 British scientist Michael Faraday explained the conversion of electrical energyinto mechanical energy by placing a current carrying conductor in a magnetic field which resulted in therotation of the conductor due to torque produced by the mutual action of electrical current and magneticfield. Based on his principle the most primitive of … Read more
Fuse An electrical fuse is a simple device used to interrupt an electrical circuit during over currentcondition due to short circuit and/or overload. An electrical fuse operates on the principle of heatingeffect of electric current. During normal operating condition, the current flowing through the fusingelement is such that the rate of heat production in the … Read more
What is a Circuit Breaker? A circuit breaker essentially consists of fixed and moving contacts, called electrodes. Undernormal operating conditions, these contacts remain closed and will not open automatically until andUnless the system becomes faulty.The contacts can be opened manually or by remote control whenever desired. When a fault occurs on anypart of the system, … Read more
A Complete Introduction Three-phase transformers are passive machines that pass electrical energy between circuits. In the secondary circuit, a magnetic flux induces an electromotive force (emf), thus stepping up (increase) or stepping down (decrease) voltages without altering the frequency. Transformers are the unsung heroes of modern electrical power systems, silently stepping up or stepping down … Read more
Introduction to Single-Phase Transformers Introduction to Single-Phase Transformers Why Are Single-Phase Transformers Important? Construction of a Single-Phase Transformer Core Assembly Winding Configuration Insulation System Core Materials and Design Insulation System Working Principle of a Single-Phase Transformer Fundamental Operating Concept EMF equation for 1ø transformer: – Types of Single-Phase Transformers Core-Type Transformers Shell-Type Transformers Step-Up Transformers … Read more
What is a Molded Case Circuit Breaker (MCCB)? A Molded Case Circuit Breaker, or MCCB switches, is like a guard for your electrical system. It watches over your wires and machines and quickly stops the power if something goes wrong—like when too much electricity flows or when there’s a short circuit. This helps keep your … Read more
Transformer Safety: Transformers play a big role in powering our industries. They help move electricity safely and efficiently. They are helpful in many ways, but if not used properly, they can also cause harm Working with transformers can lead to serious risks. Electric shocks, arc flashes, and even fires or explosions can happen if safety … Read more
Introduction Electrical power system को समझने के लिए transformers का knowledge होना बहुत जरूरी है, क्योंकि यही devices generation से लेकर end user तक electricity को सही तरीके से पहुँचाने का काम करते हैं। खासकर Difference Between Power And Distribution Transformer को समझना बहुत important है, क्योंकि ये दोनों transformers अलग-अलग stages पर अलग-अलग काम … Read more
पावर फैक्टर (Power Factor) क्या होता है पावर फैक्टर (Power Factor) क्या होता है या किसे कहते हैं? इसे सरल या आसान भाषा में elentechpk के साथ समझें तो पावर फैक्टर (Power Factor) वह माप होता है जो यह प्रदर्शित करता है कि हमारा इलेक्ट्रिक सिस्टम source द्वारा ली जाने वाली कुल power (apparent power) … Read more
