大容量快速开断装置及其在发电厂和变电所中的应用

Large Capacity Fast Cut-off Device and Its Application in Power Plants and Substation

对于传统的断路器保护方式来说,大容量快速开断装置在开断技术上是一个重大突破。介绍大容量快速开断装置具有额定电流大(12 kA)、断流能力强(240 kA)、开断速度快(3 ms以内切除故障)等特点。

In terms of classic circuit breaker protect mode, large capacity fast cut-off device is a major breakthrough in circuit cut-off technology. The large capacity fast cut-off device features with large rated current （12 kA）, strong current cut-off capability （240 kA） and quick cut-off speed （3 ms） etc.