矿山供电公司秋季66kV供电系统电气设备预防性试验、检修工作圆满完成

Core Points - The company conducted a three-day preventive testing and maintenance work on the 66kV power supply system from September 9 to September 11 to ensure the safe and stable operation of electrical equipment [1] - A detailed preventive testing and maintenance plan was developed, outlining testing items, maintenance content, timelines, responsibilities, and safety measures [1] - The maintenance work successfully addressed safety hazards, completing tests on 7 substations, 10 main transformers, 4 66kV circuit breakers, 18 sets of gas-insulated switchgear (GIS), 27 66kV voltage transformers, 60 66kV current transformers, 10 main protection device adjustments, and 72 sets of SF6 gas detection [1] Future Plans - The company will continue to strengthen daily inspections and maintenance management of the power supply system, establish comprehensive equipment operation records, and regularly conduct preventive testing to enhance system stability [2] - The goal is to provide more reliable power supply support for safe production in open-pit mining during the autumn and winter seasons [2]