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Frequently asked question about the CP-723 voltage control relay - does it save when the zero is broken in a three-phase network? Let's consider the cause of the malfunction, connect everything, check the relay on the stand. And of course, we will break the zero)) The answer in this video is yes, it saves! Direct links to the CP-723 voltage relay https://www.scanlights.ru/trekhfaznye... Visit our online store https://www.scanlights.ru, which sells electrical automation devices, lamps and panel equipment at good prices, because we are official partners of the manufacturers. Write us a letter [email protected] Instagram / scanlights_ VK https://vk.com/scanlights