While working at a sewage treatment facility, I ran across an interesting situation with a 30kVA transformer. I had bid on a replacement generator job and was given a set of drawings to work from, ...

In a thermally enhanced, 16-lead TSSOP-16E, the LT3439 1A, isolated push-pull dc/dc transformer handles inputs from 2.8V to 17.5V to drive an external center tapped transformer. Actual output voltage ...

Similar to feeder taps, covered in the last issue, transformer secondary conductors can be every bit as confusing. Let's take a closer look at 240.21(C) to help clear up any misconceptions. As with ...

One of the more popular electrical services that is supplied to medium-size commercial buildings is the Wye or Star configuration. The name comes from the transformer’s secondary winding configuration ...

Have you ever wondered why some low-voltage (115-V) power-consuming devices burn out too often? It could be because they are wired to the “high” or “wild” power leg of a voltage supply. These devices ...