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| 摘要: |
| 利用永磁操动机构的高可靠性实现开关设备的免维护，减少因为操动机构原因引起开关设备故障的概率。从应用的角度分析了双稳态永磁操动机构的基本原理，介绍了双稳态永磁操动机构在真空断路器中的应用。介绍了ZW-12户外交流高压断路器的特性。 |
| 关键词: 双稳态永磁操动机构 真空断路器 真空灭弧室 配电系统 架空线路 |
| DOI： |
| 分类号:TM561.2 TM726.3 |
| 基金项目: |
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| The Vacuum Circuit Breaker with Bi-Stable PMA |
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CHANG Xin ping WANG Bao ping
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| Abstract: |
| The use of high reliable PMA can realize the maintenance free of switch equipment and decrease its fault rate caused by actuator.The basic principle of bi stable permanent magnetic actuator is analyzed from the view of application and its applications to vacuum circuit breaker are described.The features of ZW?12 out door AC HV breaker are introduced. |
| Key words: bi stable permanent magnetic actuator(PAM),application,vacuum circuit breaker(VCB), |
