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熱式斷路器

斷路器中級聯的定義、實施條件、選擇性脫扣原理及應用舉例

發布日期：2022-10-15 點擊率：54

說到斷路器中的級聯，想必大部分電氣人員都是一知半解的。級聯簡單地說就是配電系統上下兩級斷路器。隨著經濟的快速發展，各行各業的用電需求和要求都在不斷提高，作為對大部分用電設備供電的低壓配電系統，其安全可靠性顯得更為重要。而短路故障是目前電氣系統中最常見的電氣故障之一，因此，如何快速有效地切斷短路電流、保護設備及保障人身安全一直是配電領域的重要研究課題，同時為了有效控制電氣設備投資降低工程造價，選擇合適的配電斷路器也是設計人員關心的話題。下面本文就來詳細地講一講：斷路器中級聯的定義、實施條件、選擇性脫扣原理及應用舉例，看完文章希望能夠給大家在設計中帶來幫助。

（1）級聯的定義：

（2）級聯的實施條件：

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