four wire cable 中文意思是什麼
four wire cable
解釋
四心電纜-
The three - phase four - wire circuit should be adopted for the outgoing cable used by user, the earth wire should be installed, and the connection wire should be stable, safe, and reliable
用戶使用的引出電纜線，應採用三相四線形式，應安裝接地線，接線應牢固，安全可靠。 -
In 2004, the company s technology development department has actively and successfully developed the shield - type american - style european - style cable heads, high - low - voltage cable branch cases for load switch busbar coupler system, outdoor ring network cabinets, box - type transformer substations and auxiliary products, which have passed the authentication one after another and been launched into the market in large batches, giving a strong support to the upgrading of the national urban power grids and the construction of key projects ; in 2006, the company has developed the four - splitting and dual - splitting wire and cable box and released to market ; the 2nd half of 2006, over 500kv ultra - high voltage electrical hardware being developed for 2007 market ; four products awarded national patents in 2006
2004年公司技術開發部積極開發了屏蔽型美式歐式電纜接頭，負荷開關母線聯接系統的高低壓電纜分接箱，戶外環網櫃，箱式變電站及配套產品相繼通過鑒定，大批量投入市場，有力支持國家城網改造與重大工程建設2006年公司又研製出四分流二分流電線電纜分線盒，已投放市場2006年下半年，正在研製開發超高壓500kv及以上電力金具，有望2007年投放市場2006年有六種產品已申請國家專利。 -
There are two structure of up cable : four cores and five cores, formed by three main wire and one grounding wire one core is control wire in five cores cable, interwist to cable encircling core and outside wraped black rubber sheath
5芯電纜中有一芯為控制線。圍繞墊芯絞合成纜，外面擠包黑色氯丁橡皮護套。 -
There are two structure of up cable : four cores and five cores, formed by three main wire and one grounding wire one core is control wire in five cores cable, interwist to cable encircling semiconducting core and outside wraped black chloroprene rubber sheath
5芯電纜中有一芯為控制線。圍繞半導電墊芯絞合成纜，外面擠包黑色氯丁橡皮護套。
分享友人