51问答网 > ZCH-RVS电线与NH-RVS电线有什么区别

ZCH-RVS电线与NH-RVS电线有什么区别

2025-03-14 08:21:39
推荐回答（1个）
回答1：

不存在ZCH-RVS！有表示为ZCN-RVS的，意思是阻燃C级耐火聚氯乙烯绝缘双绞线。
无论ZCN-RVS，还是NH-RVS，都是骗人的！
耐火电线的导体必须为硬导体，才能够耐受高温火烤，并且必须在导体上缠绕双层云母带！

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