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我廠為您提供精準(zhǔn)、豐富的44芯帶屏蔽電纜相關(guān)商品信息，包括44芯帶屏蔽電纜價(jià)格、44芯帶屏蔽電纜批發(fā)信息、44芯帶屏蔽電纜詳細(xì)參數(shù)；涵蓋了44芯帶屏蔽電纜圖片、品牌型號(hào)、規(guī)格、所在地區(qū)等內(nèi)容。查看精準(zhǔn)44芯帶屏蔽電纜批發(fā)價(jià)格、廠家等相關(guān)商機(jī)信息盡在天津市電纜總廠第一分廠。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 buation. 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.RVV2*1.5 額定電壓 額定電壓是電纜設(shè)計(jì)和電性能試驗(yàn)用的基準(zhǔn)電壓。 額定電壓用U0、U表示，單位為V。 U0--任一絕緣導(dǎo)體和""地""(電纜的金屬護(hù)層或周圍介質(zhì))之間的電壓有效值。 U--多芯電纜或單芯電纜系統(tǒng)任何兩相導(dǎo)體之間的電壓有效值， RVV2*1.5 當(dāng)用于交流系統(tǒng)時(shí)，電纜的額定電壓應(yīng)至少等于所使用電纜系統(tǒng)的標(biāo)稱電壓。該條件均適用于U0和U值。 當(dāng)用于直流系統(tǒng)時(shí)，該系統(tǒng)的標(biāo)稱電壓應(yīng)不大于電纜額定電壓的1．5倍。 注：系統(tǒng)的工作電壓允許長(zhǎng)時(shí)間地超過(guò)該系統(tǒng)標(biāo)稱電壓的10%。如果電纜的額定電壓至少等于該系統(tǒng)的標(biāo)稱電壓，則電纜可在高于額定 電壓10%的工作電壓下使用。 |
