Zestawy przekaźnikowe

Most home appliances are powered by single-phase 230 V. However, high-power induction motors are connected to three phases simultaneously. This case is more complicated, so additional control relays are needed. One of them is the phase asymmetry sensor. Why is it so important, what does it measure and where is it used? You will learn about all this by reading the article below. We invite you to read.