Mute
ELETRICITY - O CANAL
Você sabe me dizer porque em um bloco de DPSs temos a conexão das fases e do terra no neutro, diferente de outros onde fases e neutro são conectados ao terra? O motivo da diferença é que no Brasil a maioria dos esquemas são TN e os blocos comercializados aqui seguem esta configuração. Já o modelo da CNC vem configurado para esquema TT onde ligamos as fases no neutro para depois o conjunto ser ligado ao terra. Acontece que isso não impede que produto seja utilizado em qualquer esquema de aterram...
Follow
157
2
43
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