Q. My 75 VA 120:24 volt control transformer has a high output voltage. It reads as high as 28.3 volts with a 123 volt input. The load is only 8 VA on the transformer. Why is the output voltage so high? A. A control transformer will have a higher output at a no-load or low […]
Read PostAuthor: Rachel Guenther
Tech Talk: 3-Phase Motor with One Lost Phase
Q: What happens to a 3-phase motor when one of the phases is lost? The most extreme case of phase unbalance is the total loss of one of the three phases and is known as phase loss or single phasing. Phase loss can be caused by a broken power line, a lightning strike, an open […]
Read PostWhat You Need to Know About the Solar Eclipse
Are you excited about the solar eclipse? Us too! Today, August 21, 2017, the moon will completely cover the sun and the sun’s atmosphere, thus creating a “blackout.” The celestial event will be the first in decades since the last total eclipse took place in the United States, and the first in over a century […]
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