作废 DL/T 621-1997
交流电气装置的接地 交流电气装置的接地 Grounding for AC electrical installations
发布日期:1997-09-02
实施日期:1998-01-01
分类信息
研制信息

起草单位: 电力工业部电力科学研究院高压研究所

起草人: 杜澍春

标准简介

本标准规定了交流电标称电压500kV及以下发电、变电送电和配电电气装置(含附属直流电气装置,并简称为A类电气装置)以及建筑物电气装置(简称B类电气装置)的接地要求和方法

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最后更新时间 2025-08-29