In power distribution systems, three-phase transformer configuration directly impacts system reliability and load management.

The article in the March 3 issue of The News dealt with the secondary windings of a Delta service transformer with one winding center-tapped to the ground. The article stated that the power-leg or ...

Wye or “star” service transformers are one and the same. The names come from the secondary winding configuration, which looks like a “Y” or three-sided star (Figure 1). For the remainder of this ...

Discover the latest updates, expert analysis, and industry coverage related to Delta Wye transformers , from POWER Magazine’s ...

When alternating current (AC) prevailed over direct current (DC) in the late 1800s, one of the deciding factors was the need for voltage levels to be raised and lowered throughout the power system to ...

It seems that no matter how many times our experts address the topic of triplen, there's always another facet of this disruptive harmonic current to be discussed. This month, Editorial Director John ...

We have a number of recognized transmission and distribution experts serving on our board of "Grid Masters." Several times each month we’ll post what we judge to be the toughest questions that also ...