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Eng. Fernando Spiacci
Por que a NBR permite unir neutro e terra em apenas um único ponto da instalação? Se os dois têm praticamente o mesmo potencial elétrico, por que essa ligação é proibida em qualquer outro lugar? Neste vídeo explico por que o neutro e o condutor de proteção têm funções completamente diferentes, o que acontece quando eles são ligados novamente e quais riscos isso pode causar para a segurança da instalação elétrica. Salva esse vídeo! Quer aprender instalações elétricas na prática? Curso completo n...
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