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전기 220VAC 전원의 접지에 관하여

2016-04-12View Original

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220VAC 전원에는 L과 N 외에 접지선이 하나 더 있는데, 이 접지선은 보호 접지인가요, 아니면 전압의 0점 접지인가요?
Reply #22016-04-13
보호 접지는 노란색과 녹색이 섞인 선이어야 합니다
Reply #32016-04-18
보호 접지: 노드의 주선은 입선 전원의 접지선에서 반복적으로 접지되는 지점에서 가져옵니다

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