Tag: Electrical Basic
Standby Earth Fault Relay 51N, Operation, Construction
What is Standby Earth Fault Relay:
A Standby earth fault relay is nothing but an earth fault protection used to protect the generator, transformer, and...
What is Ohms Law?
What is Ohms Law
Ohm's Law is one of the most fundamental of laws in electrical theory. If you open an electrical basic book, you...
Difference Between Alternating Current and Direct Current
Difference Between Alternating Current and Direct Current:
Modern days electrical energy plays an important role human life. Electrical energy is generated in two form one...
What is Crawling of Induction Motor & How to Avoid it?
What is Crawling of Induction Motor:
As you know fifth harmonic (5*fundamental frequency) has negative sequence current hence it creates negative field and which opposite...
Why Capacitor Has Leading Power Factor
Why Capacitor Has Leading Power Factor:
Before saying leading or lagging we should follow the conditions
Both the wave should be sinusoidal
Both signal should...
Why Inductor Has Lagging Power Factor
Why Inductor Has Lagging Power factor:
Inductor is a one of the fundamental passive components of the electric circuit. Inductance is defined as the property...
What is Harmonics, Creation, Elimination in Power system
What is Harmonic in Electrical:
Harmonic in electrical is nothing but an integer multiplication of fundamental frequency. Harmonic are an unwanted distorted waveform which frequency...
Vector Sum Three Phase Current
Vector Sum Three Phase Current:
Vector sum is nothing but a calculating total current magnitude as well as phasor. i.e. consider three phase current magnitude...
Purpose of Unit Auxiliary Transformer (UAT)
Function of Unit Auxiliary Transformer (UAT):
Unit Auxiliary Transformer is nothing but a step down transformer, which is connected parallel to the generator before the...
Purpose of Chokes in Tube Light
Purpose of Chokes in Tube Light?
Electrical choke is nothing but an inductor which is connected in series with vapor lights. i.e electrical choke is...
Why Aluminium and Copper Vessels & Pot not Used in Induction Stove
Why aluminium and copper vessels not used in induction stove:
Induction stove is growing cooking technology. Now a day we can find the induction stove...
What is Temperature
What is Temperature?
Temperature is quantitative measure of hot and cold. Or a measure of kinetic energy or thermal energy of the atoms in an...
PLC DCS Start Stop Wiring diagram
PLC DCS Start Stop Wiring diagram:
Start means you are going to start the electrical apparatus and stop means you are going to stop the...
Electrical Supervisor License in Tamilnadu
Electrical Supervisor License in Tamilnadu:
Electrical license is nothing but a government certified authorized person to handle or operate or maintain or repair electrical installation.
The...
10 Facts about Electricity in Human Body
10 Facts about Electricity in Human Body:
These all are the facts about a health human body such as 75 Kg weight, 6 feet height...
7 Types of Voltage Level ELV LV MV HV EHV Ultra High Voltage
Different Types of Voltage Level:
The different type of voltage notations is being used in a power system transmission and distribution. Let see the type...
Difference Between Voltage and EMF
Difference between the voltage and emf:
Many of the electrical engineer, student or electrical technician confuse between the voltage and emf. In this we are...
What is Power System, How Power system Works
Power system:
Power system is a network of electrical components which consist of generation, Transmission, distribution and utilization. Initially, power is generated by generating stations...
Why Earth Pin is Plastic Thicker and Longer
Why Earth Pin is Plastic Thicker and Longer?
In your home you can see the three pin top which has one earth pin is longer...
What is Neutral Why Neutral is required in Single Phase Power Distribution
What is Neutral
In your home appliances, you can see the plug top and socket both contain three pin such as two equal pins phase...