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계기 접지 문제에 대해 전문가님의 도움을 구합니다

2020-10-25View Original

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여러 전문가님들께 여쭙고 싶습니다. SH/T3018-2019에서 ‘계측기 신호나 직류 전원과 공통 점이 참조점과 연결되는 것’이라는 문장은 어떻게 이해해야 할까요?
Reply #22020-10-25
SH 3018 석유화학 기업의 신호 알람 및 연동 시스템 설계 규격은 이미 폐지되었습니다. 더 이상 논의할 필요 없습니다
Reply #32020-10-25
저는 궁금해요. 당신의 19버전은 어떻게 만들어진 건가요?: L
Reply #42020-10-26
잘못 입력했어요, SH/T3081입니다

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