Analysis on Fault of Operating Mechanism in LTB245E1 － BLK222 Circuit Breaker

Xiong Pan

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Analysis on Fault of Operating Mechanism in LTB245E1 － BLK222 Circuit Breaker

更新时间：2026-02-13

- Analysis on Fault of Operating Mechanism in LTB245E1 － BLK222 Circuit Breaker
- Vol. 42, Issue 1, Pages: 68-71(2019)
- 作者机构：
  
  国网泸州供电公司
- 作者简介：
- 基金信息：
- DOI：
  CLC： TM561
- Published：2019
- 稿件说明：
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Xiong Pan. Analysis on Fault of Operating Mechanism in LTB245E1 － BLK222 Circuit Breaker[J]. 2019, 42(1): 68-71.
DOI：

Xiong Pan. Analysis on Fault of Operating Mechanism in LTB245E1 － BLK222 Circuit Breaker[J]. 2019, 42(1): 68-71. DOI：

摘要

LTB245E1 型断路器为 220 kV SF6 断路器，配置 BLK222 型弹簧操动机构，目前广泛应用于四川电网中。通过对一起该型断路器弹簧机构缺陷原因的分析，就 LTB245E1 － BLK222 型断路器检修工作重点及对策进行了探讨，以预防电气故障的发生。

Abstract

LTB245E1 circuit breaker is a widely used switch equipment in electric power enterprises currently． It is the 220 kV SF6 circuit breaker produced by Beijing ABB Company，which is equipped with BLK222 spring operating mechanism． A typical fault of spring operating mechanism is analyzed． In order to prevent the electrical faults，the focus of the repair work and countermeasures are discussed．

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