BlogHide Resteemsjoseph007 (25)in electric • 7 years agoThe reason for hearing the sound of whizzing in the columns of electricity or when we pass near the towers and high voltage lines high voltage powerMany of us are surprised to hear the sound of whizzing in the columns of electricity or when we pass near towers and high voltage lines .. What is the reason? A lot of us surprised why we hear buzz…joseph007 (25)in youssef • 7 years agodimmerThree main elements determine the possibility of connecting a frequency converter. The power supply must be known, 230 V single-phase or 400 V three-phase and ensure that the combination is mounted…