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longfei1982
飛飛
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樓主  發(fā)表于: 2011-12-16 14:59
假如一個(gè)三級斷路器的問(wèn)題。一個(gè)三級斷路器的一相出現過(guò)載，另外兩相沒(méi)有出現過(guò)載會(huì )跳閘嗎。還有就是一級出現短路，另外兩級沒(méi)有短路，會(huì )出現跳閘嗎。例如三級分別控制單相負載。
ying-feng
一般情況下人的眼睛是黑的，心是紅的；要是眼睛變紅了心就會(huì )變黑
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1樓  發(fā)表于: 2011-12-16 18:02
線(xiàn)路容量要與空開(kāi)容量相匹配才可以
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