摘要
为了使用户能更好地选用柱上真空断路器,从产品设计、制造及使用的角度,就产品的防涌流功能、外带单双侧隔离刀、电压互感器(PT)安装方式、避雷器安装及低温运行环境等方面介绍了选用柱上真空断路器时应注意的几个问题。建议用户在选用柱上真空断路器时,应从产品的性能及价格两方面加以考虑。
In order to enable customer to select on-post vacuum circuit breakers from product design, manufacturing and use angles, intro- duction was made to so far as anti-surge function, with single and double side isolation knife, voltage transformer（PT） installation method, arrester installation and low temperature operation environment etc several questions for selection of on-post vacuum circuit breakers, suggesting customers to take product performance and price aspects into consideration in selection of on-post vacuum circuit breakers.
关键词
柱上
真空断路器
选用
问题
on-post
vacuum circuit breaker
select
question
