目前市面上的網線材質包括無氧銅、鋁線、銅包鋁線、銅包鐵線、鐵芯線,以及混合性線材www.99xinxi.net99信息网。由於無氧銅網線電阻小,能長距離供電,因此是POE供電的首選9.9.信.息.网。
此外,通常網站質量越好,傳輸穩定性就越高,因此在預算成本足的情況下,網絡佈線選擇CAT.6是最好的;但如果預算不足,也至少是CAT.5exSJY。
CAT.5e具有衰減小、串擾少、衰減串擾比(ACR)和信噪比高,以及時延誤差小等優點,主要用於千兆位以太網9~9~x~i~n~x~i~n~e~t。
而CAT.6的傳輸性能高於CAT.5e的標準,能提供2倍於CAT.5e的帶寬,適用於傳輸速率高於1Gbps佈線系統欢迎www.99xinxi.net。此外,CAT6還改善了在串擾以及回波損耗方面的性能,取消基本鏈路模型,採用星形的拓撲結構9_9_信_息_网。
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Which network cable is most suitable for POE power supply?
The current network cable materials on the market include oxygen-free copper, aluminum wire, copper-clad aluminum wire, copper-clad iron wire, iron core wire, and mixed wires. Because the oxygen-free copper wire has low resistance and can supply power over long distances, it is the first choice for POE power supply.
In addition, usually the better the quality of the website, the higher the transmission stability. Therefore, when the budget is sufficient, CAT.6 is the best choice for network wiring; but if the budget is insufficient, at least CAT.5e.
CAT.5e has the advantages of low attenuation, low crosstalk, high attenuation crosstalk ratio (ACR), Structural Return Loss, and small delay error. It is mainly used for Gigabit Ethernet.
The transmission performance of CAT.6 is higher than the standard of CAT.5e, which can provide twice the bandwidth of CAT.5e, and is suitable for cabling systems with transmission rates higher than 1Gbps. In addition, CAT6 has also improved the performance in crosstalk and return loss, canceled the basic link model, and adopted a star topology.
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For more information about 'Which network cable is most suitable for POE power supply?',please visit : http://livservices.com.hk
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