Whether or not check the supply voltage and rated voltage line can not be above or below 10% of rated voltage on the use of power.
检查电源电压是否与额定电压相符，不能在超过或低于额定电压10%的电源上使用。
High Voltage Transmission and Distribution, City Power Supply, Line Tower, Transformer Shell, High Voltage Switchboard and link system.
高压输配电、城市供电、线路的铁塔、变压器罩壳，高压开关柜及连接系统。
The existing condition of low-voltage power supply system of mine underground was analyzed, in view of the existing problems of low-voltage power supply line, the improvement scheme was proposed.
分析了矿山井下低压供电系统的现状，针对低压供电线路存在的问题提出了改进方案。
The failure of high voltage power supply equipment, especially the earthing failure of high voltage power transmission line, will bring great impact on the construction site.
通过对唐山矿业分公司井下高压供电系统状况及事故的分析，找出影响高压供电的主要原因，提出预防井下高压供电事故的措施。
The failure of high voltage power supply equipment, especially the earthing failure of high voltage power transmission line, will bring great impact on the construction site.
通过对唐山矿业分公司井下高压供电系统状况及事故的分析，找出影响高压供电的主要原因，提出预防井下高压供电事故的措施。
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