Testing of Transformers | Impulse Test of Transformer
Testing of Transformers: Testing of transformers should be done to know the performance and characteristics of it.Initially manufacturers do the …
Types of Electrical Measuring Instruments | Absolute and Secondary Instruments
Types of Electrical Measuring Instruments: Electrical measuring instruments are used to measure electrical parameters. The common uses of electrical measuring …
Operation and Construction of TRIAC
What is TRIAC ? The major drawback of an SCR is that it can conduct current in one direction only.Therefore, …
Characteristics of DC Generators
D.C. Generator Characteristics: The following are the three most important characteristics of a d.c. generator: …
What is Arc phenomenon in Circuit Breakers?
What is Arc in Circuit Breakers? During the separation …
SF6 Circuit Breakers – Construction & Working Principle
Sulphur Hexafluoride(SF6) circuit breaker: In SF6 circuit breakers, sulphur hexafluoride …
Working Principle & Types of Air Blast Circuit Breakers
Air Blast Circuit Breakers: This is the working principle of air blast circuit …
Types of Oil Circuit Breakers – Bulk Oil & Minimum Oil
Oil Circuit Breakers: In such circuit breakers, some insulating oil (e.g., transformer oil) is …
Vacuum Circuit Breaker – Construction & Working Principle
Vacuum Circuit Breakers(VCB): In Vacuum Circuit Breakers, vacuum (degree of vacuum being in the …
Cathode Ray Oscilloscope Working Principle & Construction
What is Cathode Ray Oscilloscope(CRO): Cathode Ray Oscilloscope is a very useful and versatile …