OLTC stands for On-load tap changer which is used in Transformer to regulate the output voltage. OLTC is installed inside the transformer main tank. It…
Posts published in May 2022
mAh stands for milli Ampere hour which defines the total capacity of current a mobile battery can deliver in an hour time. To express the…
DGA (Dissolved Gas Analysis) is an important tool for checking the healthiness of oil-filled power transformers. Power Transformer is important and expensive equipment in Power…
When the voltage goes higher than the rated voltage is called Over Voltage. It is a very common issue in Power systems. System voltage is…
After opening the Circuit Breaker under load or fault condition, a transit voltage appears across the breaker contacts which is called Restriking Voltage. Frequency of…
The Corona Effect is the phenomenon of electric discharge in high voltage transmission lines and substations. Hissing noise and violet glow were observed under the…
Cable lugs are used for termination or connection of cables to the Terminal Box (TB). There are so many types of cable lugs are available…
DC or Direct Current is electrical current which flows always in one direction. As we know, when electron flows from one place to another place,…