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Tianjin Cable General Factory first branch factory, founded in 1971, the enterprise has more than 300 workers, engineering and technical personnel more than 30 people, the factory covers an area of 2000 square meters, with 15000000 yuan in fixed assets, enterprises have the production and testing equipment more than 120 Taiwan (number of pieces), the annual output value of 150000000 yuan. Over the years, I plant products used in the dozens of coal industry group and mines, gained high praise and evaluation. Enterprises with "integrity-based, customer first, quality first" for the purpose, passion to serve customers and the public are welcome to propose more guidance to the products of our factory, and seek common development.RVV 全稱銅芯聚氯乙烯絕緣聚氯乙烯護套軟線， 又稱輕型聚氯乙烯護套軟線 , 俗稱軟護套線， 是護套線的一種。 R: 代表軟線 \ 軟結構的意思 V: 聚氯乙烯絕緣 V: 聚氯乙烯護套 RVV 電線概述 按 GB 5023.5-1997 的規定， RVV 是指輕型聚氯乙烯護套軟線或普通聚氯乙烯護套軟線， 額 定電壓等級分別為 300/300 和 300/500 ，額定電壓 250V/450V RVV 電線電纜是兩芯以上的聚 氯乙烯絕緣聚氯乙烯護套軟線（兩條或上的 rv 線外加一層護套） 。 RVV 電線是弱電系統最常用的 線纜，其芯線根數不定，兩根或以上，外面有 PVC 護套，芯數從 2 芯到 24 芯之間按國標分色，兩 芯以上絞合成纜，外層絞合方向為右向芯線之間的排列沒有特別要求。 |
