The moisture absorber, also known asthe respirator, is usually composed of apipe and a glass container, which is filledwith a desiccant (silica gel or activatedalumina). When the air in the conservatorexpands or shrinks with the volume oftransformer oil, the discharged or inhaledair passes through the respirator. Thedesiccant in the respirator absorbs themoisture in the air and filters the air tokeep the oil clean.


