The closing coil and contactor in the circuit breaker control loop are usually burnt down.
断路器控制回路的合闸线圈、接触器烧毁现象是变电运行工作中经常遇到的普遍问题.
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Fault analysis of and improving measures for field breaker closing coil burning
灭磁开关合闸线圈烧毁的事故分析及改进
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A fault treatment of closing coil burning of actuator in sf_6 circuit breaker
一起SF6断路器机构合闸线圈烧毁故障的处理
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Analysis and improvement of burnt down phenomenon of circuit breaker closing coil and contactor
断路器合闸线圈、接触器烧毁现象分析及改进
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Cause Analysis and Countermeasures to Burnout of Tripping and Closing Coil of Circuit Breaker
断路器分、合闸线圈烧毁原因分析及对策
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It adopts Electronic switch being composed of IGBT to control the opening/ closing coil current.
采用以IGBT为主组成的电子开关通断合/分闸线圈电流。
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在电力系统运行中，断路器分、合闸线圈烧毁的事故时有发生。
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