介绍了攀钢密地选矿厂阶磨阶选改造中的高低压供配电设计及改造，提出了避免电源交叉及分开设立低压室的措施。

This paper introduced the design and reform of high and low electric distribution in stage grinding and dressing of Pangang Midi Concentrator.

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建筑供配电设备、高低压开关柜、变压器、断路器、继电器、各种开关等；

Variable distribution equipment, high and low power switchgear, transformer, breaker, relay, switch;

youdao

建筑供配电设备、高低压开关柜、变压器、断路器、继电器、各种开关等；

Variable distribution equipment, high and low power switchgear, transformer, breaker, relay, switch;

youdao