户外高压隔离开关常见故障原因及处理措施

Common Faults and Disposal Measures for Outdoor High-Voltage Disconnecting Switch

介绍了户外高压隔离开关在操作中频繁出现拒分合、直流系统接地、控制回路故障和触头发热等故障现象,分析了户外隔离开关拒分合、直流系统接地和发热等故障的原因,提出了相应的处理措施,从而消除了隔离开关的事故隐患,避免造成电力生产事故,确保电力系统的安全运行。

Introduction was made to frequently-occurring fault phenomena such as refusal of breaking and making,DC system grounding,control circuit fault and contact heating during outdoor high-voltage disconnecting switches operations,and analysis was made to causes leading to those faults.The relevant disposal measures were raised to eliminate disconnecting switch＇s accidental dangers,avoiding causing power production accidents and assuring safety operation of power system.