Is it possible to connect an SPD only to phase and zero?
Hello, is it possible to connect an SPD protection device (SPE), only to phase and zero, after a circuit breaker at the entrance to the house? There is no grounding in the house.
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Hello! SPD connection options are discussed in the article. https://our.electricianexp.com/en/kak-podklyuchit-uzip-v-odnofaznoj-i-trexfzanoj-seti.html.