断路器控制回路的技术问题及改造方案

Technical problems of control circuit of breaker andits specific retrofitting scheme

对有人值班变电站在实施无人值班改建时断路器控制回路存在的技术问题进行了详细的分析;针对存在的技术问题,对断路器控制回路进行了改造.实践证明,该方案运行安全可靠,改造工作量小,改造费用低,具有较高的使用价值.

The paper analyzes the technical problems of control circuit of breaker in substation that is for unmanned substation and makes a specific retrofitting scheme for technology problems about control circuit.It has proved that the retrofitting scheme is safety in operation with a little workload and less expenses.The retrofitting scheme is valuable and practical.