| 调节断路器不同大小保护电流的装置 |
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| 引用本文： | 李光中. 调节断路器不同大小保护电流的装置[J]. 机电工程技术, 2009, 38(7): 119-121 |
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| 作者姓名： | 李光中 |
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| 作者单位： | 广东省轻工业高级技工学校,广东广州,510315 |
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| 摘 要： | 该设计实现了由一个断路器对儿个不同额定工作电流都能起保护的装置。该保护装置具有保护电流一经调整，其动作电流就基本不变而且动作电流的大小可以选择，线路简单，容易维护目在正常工作状态下消耗电能极少等优点。
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| 关 键 词： | 断路器 电流瓦感器 电流继电器 电路保护 |
The Device of Protecting Current by Adjusting Circuit Breaker |
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| LI Guang-zhong. The Device of Protecting Current by Adjusting Circuit Breaker[J]. Mechanical & Electrical Engineering Technology, 2009, 38(7): 119-121 |
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| Authors: | LI Guang-zhong |
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| Affiliation: | Guangdong Light Industry Senior Technical School;Guangzhou 510315;China |
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| Abstract: | The design has realized the aim that the device with one circuit breaker can protect several different rating operating current.The protecting device has a series of advantages.It can make the working current retain the original state only with very small change after the current adjusted.And the power of working current can be chosen.The circuit is very simple and it is easy to maintain the device.In addition,the protecting device only consumes little energy in normal working condition. |
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| Keywords: | circuit breaker current transformer current relay circuit protection |
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