许建军余常政• 2 • 自次1 总则…………………………………………………( 1 ) 2 术语……………......…........….........…………. ( 2 ) 3 供用电设施的设计、施工、验收…………………………( 5 ) 3. 1 供用电设施的设计………………………………………( 5 ) 3. 2 供用电设施的施工………………………………………( 5 ) 3. 3 供用电设施的验收………………………………………( 6 ) 4 发电设施 …………………………........…….........…. ( 7 ) 5 变电设施 …………………………………………………( 8 ) 6 配电设施 …………………………………………………门的6. 1 一般规定 ……………………………………………… U 们6.2 配电室…………………………………………………( 10) 6.3 配电箱…………………………………………………( 12) 6.4 开关电器的选择…………………………………………( 13) 7 配电线路…………………......…………………………( 15) 7. 1 一般规定 ……………….......…………………………( 15) 7. 2 架空线路………………………………………………( 16) 7. 3 直埋线路………………………………………………( 17) 7. 4 其他方式敷设线路………………………………………( 19) 7. 5 外电线路的防护…………………………………………( 19) 8 接地与防雷.................………………….........……. ( 22) 8. 1 接地…………………………………………………… ωυ8.2 防雷……………………………………………………( 26) 9 电动施工机具 …………........…………………. . . . . . . . . . ( 27 ) 9. 1 一般规定 ……………………………………………… ω 门• 1 • 9. 2 9. 3 9.4 可移式和手持式电动工具起重机械焊接机械…·..........·......·....................·........... ……......·.·.…….…·...·....................... ( 27) ( 28) ( 29) 9.5 其他电动施工机具………………………………………( 29) 10 办公、生活用电及现场照明 ……………………………( 30) 10. 1 办公、生活用电…………………………………………( 30) 10.2 现场照明………………………………………………( 30) 11 特殊环境…….........……….......………………·………( 32) 12 11. 1 高原环境……………………………………………… ·ωυ11. 2 易燃、易爆环境…………………………………………( 32) 11. 3 腐蚀环境………………………………………………( 33) 11. 4 潮湿环境……………………………………………… ωω供用电设施的管理、运行及维护供用电设施的拆除……··..附录 A 外壳防护等级( IP 代码)…·..本规范用词说明………………………………………………( 40) 引用标准名录…………………........……….........………. ( 41) 附:条文说明 …........ ~………………………………………( 43) • 2 • Contents 1 General provisions ………………………………………( 1 ) 2 Terms ……………………………………………………( 2 ) 3 Design and construction, acceptance for the installation. of the power supply and consumption …………………( 5 ) 3. 1 Design for the installation of the power supply and consumption ………………………………………( 5 ) 3. 2 Construction for the installation of the power supply and consumption ………………………………………( 5 ) 3. 3 Acceptance for the installation of the power sup .ply and consumption ………………………………………( 6 ) 4 Power generation facility ………………………………( 7 ) 5 Substation facility ………………………………………( 8 ) 6 Distribution facility ………………………………………( 10) 6. 1 General requirements ………………………… T ………. . ( 10 ) 6. 2 Distribution room ………………………………………( 10) 6. 3 Distribution box …………………………………………( 12) 6. 4 The choice of switching device …………………………( 13) 7 Transmission and distribution line ……………………( 15 ) 7. 1 7.2 7. 3 7. 4 7. 5 General requireme nts …………………………………· Overhead line · Direct burying line · Other way laying the line External line protection …………………………· ( 15) ( 16 )0 ( 17 ) ( 19 ) ( 19) 8 System earthing and protection against lightning ……( 22) • 3 • 8. 1 System earthing ………………………………………… ( 22) 8. 2 Protection against lightning ……………………………( 26) 9 Tools and machine for construction …………………… ( 27) 9. 1 General requirements …………………………………… ( 27) 9. 2 Transportable or hand-held motor operated electric tool ……… ( 27) 9. 3 Lifting machinery ……………………………………… ( 28) 9. 4 Welding machinery ………………………………………( 29) 9. 5 Other motor operated t ools and machinery for construction …… ( 29) 10 Power consumpt ion for living or office and the construction site lighting …………………………( 30) 10. 1 · Power consumption for living or office ………………… ( 30) 10. 2 The construction site lighting ………·……………….. ( 30) 11 Speci al environment …………………………………… ( 32) 11. 1 Plateau environment …………………………………… . ( 32) 11. 2 Flammable and explosive environment …………………( 32) 11. 3 Corrosive environment …………………………………( 33) 11. 4 Damp environment …………………………………… ( 33) 12 The management, operat ion and maintenance for the installation of the power supply and consumption 13 Demolition for the installation of the power ( 35) supply and consumption ………………………………( 37) Appendix A IP code ………………………………………( 38) Explanation of wording in this code ……………………… ( 40) List of quoted standards ……………………………………( 41 ) Addition: Explanation of provisions ………………………( 43) • 4 • , . . 1 总则