裸母线、封闭母线、插接式母线安装施工工艺.doc

裸母线、封闭母线、插接式母线安装
    7.1  裸母线安装
    7.1.1  总则
    7.1.1.1  适用范围
    本标准适用于10kV以下矩形母线安装。
    7.1.1.2  编制参考标准及规范
    (1) 《建筑电气工程施工质量验收规范》(GB 50303-2002)；
    (2) 《电气装置安装工程  母线施工及验收规范》(GBJ 149-90)。
    7.1.2  术语
    7.1.2.1  电气装置
    为实现一个或几个具体目的且与特性相配合的电气设备的组合。
    7.1.2.2  建筑电气工程(装置)
    为实现一个或几个具体目的且特性相配合的，由电气装置、布线系统和用电设备电气部分的组合。这种组合能满足建筑物预期的使用功能和安全要求，也能满足使用建筑物的人的安全需要。
    7.1.2.3  布线系统
    一根电缆(电线)、多根电缆(电线)或母线以及固定它们的部件的组合。如果需要，布线系统还包括封装电缆(电线)或母线的部件。
7.1.2.4  保护导体(PE)
    为防止发生电击危险而与下列部件进行电气连接的一种导体：
    -裸露导电部件；
    -外部导电部件；
    -主接地端子；
    -接地电极(接地装置)；
    -电源的接地点或人为的中性接点。
7.1.2.5  中性保护导体(PEN)
Bare bus, enclosed bus, plug-bar installation
    7.1 Bare busbar installation
    7.1.1 General
    7.1.1.1 Scope
    This standard applies to the following rectangular 10kV busbar installation.
    7.1.1.2 Reference standards and specifications prepared
    (1) "Building Electrical Engineering Construction Quality Acceptance" (GB 50303-2002);
    (2) "electrical equipment installation engineering bus construction and acceptance" (GBJ 149-90).
    7.1.2 Terminology
    7.1.2.1 Electrical installations
    To achieve one or several specific purposes and compatible with the characteristics of a combination of electrical equipment.
    7.1.2.2 Building Electrical Engineering (device)
    To achieve one or several specific objectives and characteristics of matching, the electrical installations, wiring systems and electrical equipment, electrical parts of the portfolio. This combination is expected to use the building to meet the functional and safety requirements, but also to meet the people who use the building's security needs.
    7.1.2.3 Cabling System
    A cable (wire), multi-cables (wires) or the bus, and a fixed combination of their parts. If necessary, wiring systems include cable package (wire) or bus parts.
7.1.2.4 protective conductor (PE)
    To prevent electric shock and electrical connection with the following components of a conductor:
    - Exposed conductive parts;
    - External conductive parts;
    - The main ground terminal;
    - Grounding electrode (ground equipment);
    - Power neutral ground point or artificial joints.
7.1.2.5 Protection of the neutral conductor (PEN)