大电流三相温升 LYSL-V-4000A 上海来扬电气科技有限公司

p1Src=//y1.yzimgs.com/uploads/4300/2019415-73151766.png?watermark/2/text/5LiK5rW35p2l5oms55S15rCU56eR5oqA5pyJ6ZmQ5YWs5Y-4/font/5a6L5L2T/fontsize/700/fill/I0E3QTlBOA==/gravity/SouthEast"

aa