Gert Nel, WearCheck’s transformer division manager, outlines the importance of DGA in transformer maintenance: “Dissolved gas analysis (DGA) is used mostly for fault detection in transformers, and it ...

An internal fault can be violent enough to blow the lid off a transformer. Catastrophic failure of an overhead transformer is a rare occurrence, but it does happen. Electrical systems are designed so ...

When designing ground-fault protection (GFP) for a power distribution system, you should always consider the nature of the power source. If the power source is from a separately derived system, you ...

There are myriad operational and safety challenges when loading a transformer near its end of life, from the impact of overload situations or network faults on aged assets to the increased system ...

From generation to transmission and distribution, the power industry is changing. With distributed energy resources (DERs) increasingly participating in wholesale capacity, energy, and ancillary ...

The first step to solving a problem is recognizing that one is present. An operations team cannot adequately put a sufficient maintenance plan in place if there is no awareness that maintenance is ...