Transformer oil, serving both as an insulating medium and a cooling agent, plays a decisive role in transformer performance ...

Electrica signature analysis (ESA) uses the magnetic field in the air gap of an electrical machine to evaluate power quality conditions. Dry and oil transofrmer types are subject to problems ...

Effective transformer maintenance depends on dissolved gas analysis. Effective maintenance of liquid-filled transformers begins with prevention of failure by testing transformer oil for unusual ...

Dissolved Gas Analysis (DGA) is one of the most trusted diagnostic tools for assessing the internal condition of a ...

ABB began developing drytype transformers for medium voltage applications in the 1970s, recognizing that oilfree technologies help transformers comply with the highest safety standards for people, ...

As large electrical transformers age, their internal structure can break down, creating hazardous conditions. One of the most dangerous is the buildup of combustible gases in transformer cooling oil ...