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断路器后面加3448是什么意思

2025-04-03 20:31:35

推荐回答（1个）

回答1：

断路器后面的3448用于区别的型号。断路器型号根据国家技术标准的规定，一般由文字符号和数字按以下方式组成：
举例：
HUM18-63C32/1 HU-----企业代号(环宇)
M18---产品型号
63-----壳架等级
C------使用类别:照明电路(或者一般电路)
32-----额定电流 1-------1P(1极)
断路器 DW17-400/3：DW-万能自动空气断路器；17-设计代号；“-400”-额定电流(A)；“/3”-3极。:照明电路(或者一般电路)
32-----额定电流
1-------1P(1极)
断路器
DW17-400/3：DW-万能自动空气断路器；17-设计代号；“-400”-
额定电流(A)；“/3”-3极。

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