QGDW 11380-2025 高压低压预装式变电站技术规范

ICS 29.240 CCS F 20 备案号：68965-2019 国家电网有限公司企业标准 Q/GDW 11380—2025 代替 Q/GDW 11380 —2018 高压低压预装式变电站技术规范 Technical specifications for high voltage/low voltage prefabricated cubical substation 2025-04-30发布 2025-04-30实施 国家电网有限公司 发 布 Q/GDW 11380—2025 目 次 前言 ····························································································································· Ⅲ 1 范围 ·························································································································· 1 2 规范性引用文件 ··········································································································· 1 3 术语和定义 ················································································································· 2 4 使用条件 ···················································································································· 2 4.1 正常使用条件 ········································································································ 2 4.2 特殊使用条件 ········································································································ 3 4.3 系统情况 ·············································································································· 3 5 技术参数及要求 ··········································································································· 3 5.1 主变压器容量 ········································································································ 3 5.2 进出线规模 ··········································································································· 3 5.3 设备短路电流水平 ·································································································· 3 5.4 无功补偿装置 ········································································································ 3 5.5 箱式变电站外壳级别 ······························································································· 3 5.6 噪声 ···················································································································· 3 5.7 防护等级 ·············································································································· 4 5.8 外壳机械强度 ········································································································ 4 5.9 电磁兼容性（ EMC） ······························································································ 4 5.10 箱式变电站通风散热方式 ······················································································· 4 5.11 内部电弧级别 ······································································································ 4 6 选型技术原则 ·············································································································· 4 6.1 总则 ···················································································································· 4 6.2 内部布置 ·············································································································· 4 7 标准型箱式变电站 ········································································································ 5 7.1 典型结构方案 ········································································································ 5 7.2 布置类型 ·············································································································· 6 7.3 高压柜 ················································································································· 6 7.4 变压器 ················································································································· 6 7.5 低压部分 ·············································································································· 7 7.6 变压器至高低压柜连接形式 ······················································································ 8 7.7 箱式变电站外形 ····································································································· 8 7.8 高低压电缆孔 ········································································································ 9 7.9 接地 ···················································································································· 9 7.10 整体起吊方式 ······································································································ 9 8 紧凑型箱式变电站 ······························································ ········································ 10 8.1 典型结构方案 ······································································································ 10 8.2 布置类型 ············································································································ 10 8.3 高压柜 ··············································································································· 11 I