计量箱安装要求

Metering box installation requirements

1、计量箱本体与电能表箱必须分离安装，电能表箱距离作业地面距离在3±0.2米；

1, metering box body and watt-hour meter box must be installed to separate, watt-hour meter box distance operation ground distance in 3 + / - 0.2 meters;

2、计量箱须在前端加装跌落保险；同杆架设方式跌落保险的安装位置距离计量箱本体3米以上，且满足计量箱本体作业时与跌落保

2, metering box must be on the front end drop insurance; With stem erect way drop insurance the installation position of the distance measuring box body more than 3 meters, and metering box body working with fall

险带电端保持足够的安全距离的要求；

Risks of charged end keep enough safety distance requirements;

3、表箱必须满足电能表、负控装置的安装，表箱厚度至少为240mm，宽度至少为640mm，高度至少为680mm的尺寸要求；

3, table boxes must satisfy the installation of watt-hour meter, negative control, list box thickness of at least 240 mm, width of at least 640 mm, height at least 680 mm size requirements;

4、电能表箱内安装通用挂表架2个、试验接线盒1个；

4, watt-hour meter installed in the general supe frame 2, test box 1;

5、计量箱本体必须接地，B相二次电压与A、C相二次电流非极性端必须并联接地；

5, metering box body must be grounded, secondary voltage and A B, C phase current secondary nonpolar side must be grounded in parallel;

配电室（或户外箱变）专用计量柜的安装要求

Substation (or outdoor box variable) for measuring tank installation requirements

1、专用计量柜内只能安装用于电能计量的电流互感器、电压互感器、电能表及计量辅助设备，不得用于安装其他设备；

1, the special measurement can only be contained in the installation to be used for electric energy metering current transformer, voltage transformer, watt-hour meter and metering of auxiliary equipment, shall not be used for installation of other equipment;

2、专用计量柜设计安装时，前面通道宽度要求不少于1.5米，双列并排安装中间通道宽度不少于2.5米。

2, special measuring tank design installation, front channel width for not less than 1.5 meters, double column installed side by side in the middle channel width is not less than 2.5 meters.

3、电能表、负控装置安装空间深度至少为150mm，宽度至少为750mm，高度至少为600mm的尺寸要求；

3, watt-hour meter, negative control device installation space depth of at least 150 mm, width of at least 750 mm, height at least 600 mm size requirements;

4、电能表、负控装置安装空间安装通用挂表架2个、试验接线盒1个、布局可参照下图；

4, watt-hour meter, negative control device installation space general supe frame 2, test terminal block 1, layout can refer to below;

5、电能表、负控装置的安装高度为0.8-1.8米之间

5, watt-hour meter, negative control device installed between 0.8 1.8 meters in height

6、电能计量装置前必须配置有高压断路器（柜）

6, before the electric energy metering device must be configured with high voltage circuit breaker (ark)