ICS 13.310 CCS A 90 广 DB4401 州 市 地 方 标 准 DB4401/T 105.7—2021 单位内部安全防范要求 第 7 部分：电力系统 Requirements for the security precautions of enterprises and institutions —— Part 7: Electric power system 2021-12-16 发布 广州市市场监督管理局 广 州 市 公 安 局 2022-01-15 实施 联 合 发 布 DB4401/T 105.7—2021 目  次 前言..................................................................................................................................................................... III 引言....................................................................................................................................................................... IV 1 范围................................................................................................................................................................... 1 2 规范性引用文件............................................................................................................................................... 1 3 术语和定义....................................................................................................................................................... 2 4 基本原则........................................................................................................................................................... 4 4.1 4.2 4.3 4.4 4.5 5 总体要求........................................................................................................................................................... 5 5.1 5.2 5.3 5.4 6 电网重要部位（区域）........................................................................................................................... 6 火力发电站（厂）重要部位（区域）................................................................................................... 7 水力发电站重要部位（区域）............................................................................................................... 7 人力防范........................................................................................................................................................... 8 8.1 8.2 8.3 8.4 9 风险等级................................................................................................................................................... 5 防护要求................................................................................................................................................... 6 重要部位（区域）........................................................................................................................................... 6 7.1 7.2 7.3 8 总体规划................................................................................................................................................... 5 突出重点................................................................................................................................................... 5 四防结合................................................................................................................................................... 5 系统长效................................................................................................................................................... 5 风险等级和防护要求....................................................................................................................................... 5 6.1 6.2 7 单位主责、政府监管............................................................................................................................... 4 预防为主、源头治理............................................................................................................................... 4 法治保障、科技支撑............................................................................................................................... 5 社会协同、公众参与............................................................................................................................... 5 分类规范、分级管理............................................................................................................................... 5 基本要求................................................................................................................................................... 8 机构设置................................................................................................................................................... 8 保卫力量................................................................................................................................................... 8 管理要求........................