一般的網(wǎng)線(如cat5)在申請ul認(rèn)證的時(shí)候,ul會把它歸類到Communications cables, Types CM, CMR, CMX,但是cm.cmr這些只表示了線的阻燃性能,不知道在申請網(wǎng)線ul認(rèn)證的時(shí)候,ul是否會對線的傳輸性能進(jìn)行測試(即只有在ul通過的情況下才能在線上打上cat5或cat5e...的印字在美國銷售)? 因?yàn)橐恢币詾閡l只對安全性能進(jìn)行測試,但是最近在查詢一家網(wǎng)線工廠的ul認(rèn)證時(shí),上面說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.
除了第一句話 ,后面表示了什么?請哪位大蝦知道的話,告訴我下,小弟在此謝過