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The installation of a pad mounted transformer demands multiple requirements which include a concrete pad that needs to be level and specific clearance measurements and effective grounding methods and correct cable connections and testing of equipment before utility approval. Most…

Rating a transformer in kVA or MVA means the apparent power that they can supply continuously without overheating. Choose a correct rating through taking your total load in kVA (voltage times current) or kW divided by power factor, adding an…

The power transformer transmits large quantities of electricity through transmission lines at high voltage while the distribution transformer reduces that electricity to safe levels which people can use near residential areas and commercial buildings and industrial facilities. The two are…

When Riverside Medical Center opened the new wing in March 2024, the engineering staff specified an oil-filled transformer to meet the lowest capital cost. But within the next 18 months, they spent an additional $340,000 on a vault, oil containment…

In 2023, the installation of a new motor control system at Craigsle, Jiangsu, ended up in a VFD failure in the first month. The suspect was neither a faulty drive nor a poor motor. The culprit was a transformer. The…

The factory required dependable electricity service within a six-week timeframe. The traditional substation design needed four months because it required both civil construction work and permit acquisition, and actual construction operations at the site. They opted for a compact substation…

The engineering team found a single specification error that caused the three-month delay of the Bhopal facility upgrade project in 2024. The team selected dry-type transformers for their outdoor substation but failed to consider the extreme summer temperatures that occur…

In 2003, a singular piece of machinery altered the landscape of the Italian power grid overnight. Upon ABB’s commissioning of the 1,630 MVA phase-shifting transformer at a decisive interconnection point, the grid operators obtained the capability of instantaneously redirecting the…

What nobody realized was how essential the electricity supply was until the largest blackout in the history of the United States occurred due to the storm Sandy in October 2012. Along the Sandy coast, devastated neighborhoods with traditional overhead power…

Upon the growth of the CNC machining center from the manufacturing plant in Suzhou last year, an important discovery was made by its electrical contractor. Three-phase transformers suitable for supplying the motor load of the newly installed machines could not…