一般的网线(如cat5)在申请ul认证的时候,ul会把它归类到Communications cables, Types CM, CMR, CMX,但是cm.cmr这些只表示了线的阻燃性能,不知道在申请网线ul认证的时候,ul是否会对线的传输性能进行测试(即只有在ul通过的情况下才能在线上打上cat5或cat5e...的印字在美国销售)? 因为一直以为ul只对安全性能进行测试,但是最近在查询一家网线工厂的ul认证时,上面说Communications cables, Types CM, CMR, CMX.
Type CM cable Verified in Accordance with the Data Transmission Performance Category Marking Program, Categories 3, 4, 5 and 5E.
Type CM cable Verified to categories 3, 4 and 5 in Accordance with ISO/IEC 11801.
Type CM Patch cable Verified in accordance with the Data Transmission Performance Category Marking Program, Categories 3, 4, 5 and 5E.
Type CM Patch cable Verified to categories 3, 4 and 5 in Accordance with ISO/IEC 11801.
Type CMR cable Verified in Accordance with the Data Transmission Performance Category Marking Program, Categories 3, 4 and 5.
Type CMX cable Verified in Accordance with the Data Transmission Performance Category Marking Program, Categories 3, 4, 5, 5E and 6.
除了第一句话 ,后面表示了什么?请哪位大虾知道的话,告诉我下,小弟在此谢过