Mute
jc.jcinstalacao
Na instalação elétrica, o disjuntor, o IDR e o DPS são dispositivos de proteção, mas cada um tem uma função diferente. O disjuntor serve para proteger a instalação contra sobrecarga e curto-circuito. Quando passa mais corrente do que o circuito suporta, ele desarma e evita que os fios aqueçam e causem incêndios. Ou seja, ele protege os cabos e os equipamentos contra excesso de corrente. O IDR (Interruptor Diferencial Residual) serve para proteger as pessoas contra choques elétricos. Ele desar...
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