矿用隔爆馈电开关内装断路器的选用 |
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引用本文: | 马宏,宣萍.矿用隔爆馈电开关内装断路器的选用[J].江苏电器,2008(8). |
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作者姓名: | 马宏 宣萍 |
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作者单位: | 1. 合肥开关厂有限公司,安徽,合肥,230041 2. 安徽省产品质量监督检验研究院,安徽,合肥,230051 |
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摘 要: | 介绍了矿用隔爆馈电开关内装断路器的主要电气性能指标,分析了馈电开关内装断路器结构及主要电气性能指标之间的内在联系,指出了对应用于馈电开关内的空气式断路器攻关的主要目标是提高其额定电压,而对于真空断路器则主要是提高其短路分断能力和动热稳定性,使产品具备选择性短路保护功能,减小产品的外形尺寸.
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关 键 词: | 隔爆馈电开关 断路器 电气性能指标 |
Selection of Circuit Breaker Installed in Mine Explosion-Proof Feeding Switch |
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Authors: | MA Hong XUAN Ping |
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Abstract: | Introduction was made to the main electrical performance index of circuit breaker installed in mine explosion-proof feeding switch, analyzing the internal connection between circuit breaker installed in mine explosion-proof feeding switch structure and main electrical performance index, pointing out that the main goal of air-break applied in feeding switch is to raise its rated voltage, and as for vacuum circuit breaker is mainly is to raise its short-circuit breaking capacity and dynamic thermal stability to enable product with selective short circuit protection function, to reduce product outer dimensions. |
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Keywords: | explosion-proof feeding switch circuit breaker electrical performance index |
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