The costliest piece of equipment in a substation is the Power Transformer. Therefore, a good maintenance program is required to keep these power transformers operating reliable. Over the past few ...

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 ...

Asplundh Electrical Testing (AET) is an independent, NETA accredited electrical testing firm leading the industry with turnkey solutions in electrical maintenance testing, acceptance testing, ...

Earlier this year, we reported that the owner of the Johnstown Galleria saw the mall’s electric bill almost double.On Thursday, our Stace Landrum spoke to the mall owner, as well as Penelec, for an ...

GameChange BOS, the transformer division of GameChange Energy Technologies, announces its successful completion of Dynamic Short Circ ...

Mitsubishi Electric, one of the world's leading manufacturers of large-scale electrical and HVAC systems has admitted to fraudulently conducting quality assurance tests on its transformers—for decades ...

Violations of the National Electrical Code (NEC) regarding transformers are often encountered while performing electrical plan reviews. There are far too many NEC requirements to explain in just one ...

It is important for machine design engineers to understand how transformers work so they can design machinery that operates optimally within the proper voltage ranges, as well as select the right ...

The North American power sector is at an inflection point. Ambitious grid modernization plans, coupled with the explosive growth of solar substation transformer and data center substation transformer ...

Flammable insulating fluids and electrical faults pose significant fire and explosion risks to transformers. These hazards can result in catastrophic damage, disrupt business continuity, and cause ...

America is currently in the midst of a transformer super cycle. In the short term, a 2020 study by the United States' Department of Energy reported that 70 percent of the country's distribution ...