Function of Breather in transformer is to:
- Absorb moisture
- Allow dry air to go in
- Both of these
- None of these
Correct answer: 3. Both of these
The transformer breather uses Silica Gel. Silica gel has character of being chemically inert, posses high surface area, and has high internal porosity. It has very strong adsorption capacity and widely employed as dehumidifying desiccant. Alongside with many other applications it founds use in breather of tranasformer.