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When energy is produced at the Batangas coal power plant, the voltage it generates (13.8 kV) is too low to move through the power lines…

The proprietor of a small manufacturing company in Laguna required a 500 kVA dry-type transformer for a new processing line and got quotations from three…

In Norway, a utility engineer selected a transformer for an outdoor substation located above the Arctic Circle, and his list of requirements was succinct but…

On a daily basis, countless people will look up at and around the utility pole located close to their house and look at the gray…

A data center in Singapore required a 2500 KVA transformer to be installed outdoors in the basement. They could not utilize oil for this transformer…

An unexpected generator disconnection occurred in 2019 at a large Texas Gulf Coast gas burning electric generating facility. The disconnection occurred when a protection relay…

Every transformer relies on one thing to function as designed: correct, tight, and well‑planned connections. Whether you’re an electrician landing the secondary cables of a…

One December night in Minnesota’s suburbs, a crack rang out through a residential neighborhood – then another loud noise came from the transformer on a…

In 2018, a consulting engineer named David was overseeing the electrical fit-out of a new data centre in Singapore. The specifications required two 2,500 kVA…

“How much does a electrical transformer cost?” is the question that starts every substation budget and every facility upgrade plan. The honest answer is that…

Getting a cost estimate for a transformer can sometimes feel like sending an e-mail out into the nothingness of cyberspace and hoping for answers. However,…

Anyone who has worked with electrical devices has heard the common myth that dry transformers contain oil in order to cool the unit down. For…