中壓電纜YJV33,3x 4x 5x +1 +2 +3齊全國(guó)標(biāo)價(jià)格天津電纜總廠中壓電纜YJV33,3x 4x 5x +1 +2 +3齊全國(guó)標(biāo)價(jià)格天津電纜總廠中壓電纜YJV33,3x 4x 5x +1 +2 +3齊全國(guó)標(biāo)價(jià)格天津電纜總廠6kV~35kV 中低壓銅芯及鋁芯交聯(lián)聚乙烯絕緣電力電纜(YJV電纜,YJV22電纜,YJLV電纜,YJLV22電纜) XLPE Insulated Power Cable |
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交聯(lián)聚乙烯絕緣電力電纜是采用化學(xué)方法或物理方法,使聚乙烯分子由線型分子結(jié)構(gòu)轉(zhuǎn)變?yōu)槿S網(wǎng)狀結(jié)構(gòu),由熱塑性的聚乙烯變成熱固性的交聯(lián)聚乙烯,從而提高了聚乙烯的耐老化性能、機(jī)械性能和耐環(huán)境能力,并保持了優(yōu)良的電氣性能。 交聯(lián)聚乙烯絕緣電力電纜導(dǎo)體的允許長(zhǎng)期最高溫為90攝氏度,較低絕緣電纜、聚氯乙烯絕緣電纜和聚乙烯絕緣電纜高,且具有重量輕、結(jié)構(gòu)簡(jiǎn)單、使用方便、耐化學(xué)腐蝕和敷設(shè)不受落差限制等優(yōu)點(diǎn)。 26/35KV電力電纜,18/30KV交聯(lián)電纜,12/20KVYJV電纜,8.7/15KVYJV22電纜線,6/10KV鋁芯交聯(lián)電纜線,3.6/6KVYJLV單芯電纜。中壓電纜YJV33,3x 4x 5x +1 +2 +3齊全國(guó)標(biāo)價(jià)格天津電纜總廠。中壓電纜YJV33,3x 4x 5x +1 +2 +3齊全國(guó)標(biāo)價(jià)格天津電纜總廠!≈袎弘娎|YJV33,3x 4x 5x +1 +2 +3齊全國(guó)標(biāo)價(jià)格天津電纜總廠! 中低壓交聯(lián)電纜產(chǎn)品標(biāo)準(zhǔn) Standard 本產(chǎn)品按GB12706《額定電壓35V及以下銅芯、鋁芯塑料絕緣電力電纜》標(biāo)準(zhǔn)生產(chǎn),同時(shí)還可根據(jù)用戶需要按國(guó)際電工委員會(huì)推薦標(biāo)準(zhǔn)IEC、英國(guó)標(biāo)準(zhǔn)、德國(guó)標(biāo)準(zhǔn)及美國(guó)標(biāo)準(zhǔn)生產(chǎn)。 The product is manufactured according to the standard of《GB12706 or IEC、BS、DIN and ICEA upon request. 適用范圍 Applications 本產(chǎn)品適用于工頻額定電壓3.6/6kv~26/35kv輸配電線路作配送電能子用。 The product is suitable for use in power transmission and distribution lines with rated power frequency voltage 3.6/6kv~26/35kv. 使用特性 Operating characteristics · 工頻額定電壓U0/U為3.6/6kv~26/35kv。 Rated power-frepuency voltage U0/U: 3.6/6kv~26/35kv. ·中壓電纜YJV33,3x 4x 5x +1 +2 +3齊全國(guó)標(biāo)價(jià)格天津電纜總廠 電纜導(dǎo)體的最高允許工作溫度:90℃。 Max.admissible operating temperature of the conductor:90℃. · 中壓電纜YJV33,3x 4x 5x +1 +2 +3齊全國(guó)標(biāo)價(jià)格天津電纜總廠 短路時(shí)(最長(zhǎng)時(shí)間不超過(guò)5s)電纜導(dǎo)體的最高溫度不超過(guò)2500C。 Max. short-circurt temperature of conductor shall not exceed 2500C. (5s maximum duration) ·中壓電纜YJV33,3x 4x 5x +1 +2 +3齊全國(guó)標(biāo)價(jià)格天津電纜總廠 電纜敷設(shè)時(shí)環(huán)境溫度應(yīng)不低于00C。 The ambient temperature under installation should not below 00C. 中壓電纜YJV33,3x 4x 5x +1 +2 +3齊全國(guó)標(biāo)價(jià)格天津電纜總廠· 電纜彎曲半徑:三芯電纜不小于電纜外徑15倍;單芯電纜不小于電纜外徑20倍。 The bending radius of a single-core cable should not less than 20 times of the cable diameter. The bending radius of a single-core cable should not less than 15 times of the cable diameter. 電纜額定電壓的選擇 Voltage designation · 電纜的額定電壓應(yīng)適合于電纜系統(tǒng)的運(yùn)行狀況,用U0/U(Um)kv表示。 U0-電纜設(shè)計(jì)用的導(dǎo)體對(duì)地或金屬屏蔽之間的額定工頻電壓; U-電纜設(shè)計(jì)用的導(dǎo)體間的額定工頻電壓; Um-設(shè)備可承受的“最高系統(tǒng)電壓”的最大值。 The rated voltage of the cable for a given applixation shall be suitable for the operating conditions in the system in which the cable is used,and is expressed in the b of U0/U(Um)kv Where: U0-The rated power-frequency voltage between conductors and earth bllic screen ,for which the cable designed; U - The rated power-frequency voltage between conductos, for which the cable designed; Um- The maximum value of the“highest system voltage”for which the equipment may beused. · 中壓電纜YJV33,3x 4x 5x +1 +2 +3齊全國(guó)標(biāo)價(jià)格天津電纜總廠 三相系統(tǒng)用電纜的U0值推薦如下表: The values of U0 recommened for cable to be used in three-phase systems are listed below:
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A類(lèi)系統(tǒng)──該類(lèi)系統(tǒng)任何一相導(dǎo)體與地和接地導(dǎo)體接觸時(shí),能在1min內(nèi)與系統(tǒng)分離 B類(lèi)系統(tǒng)──該類(lèi)系統(tǒng)僅包括單相接地故障短時(shí)運(yùn)行的條件,接地故障時(shí)間應(yīng)不超過(guò)1h, 但在任何情況下,最長(zhǎng)不超過(guò)8h每年接地故障總持續(xù)時(shí)間不超過(guò)125h; C類(lèi)系統(tǒng)──不屬于A類(lèi)、B類(lèi)的系統(tǒng)。 System category A──This category comprises those systems in which any phase conductor that comes in contact with earth or an earth conductor. is disconnected from the system within 1 min. System category B ──This category comprises those system which,under faultconditions,are operated,are operated for ashorttimewith one phase earthed.This period should not exceed 1 h..Fora longer period, not exceeding 8h on any occasion, can be tolerated.The total duration of earth faults in any year should not exceed 125h. System categeory C──This category comprises all systems which do not fall into A and B 電纜的型號(hào)Type of cable |
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生產(chǎn)范圍Production range of cable | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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礦用控制電纜 礦用信號(hào)電纜 礦用通信電纜
通用橡套電纜 礦用橡套電纜 市內(nèi)通信電纜
計(jì)算機(jī)電纜 同軸電纜
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天津市電纜總廠橡塑電纜廠本著“顧客就是”的原則,以“誠(chéng)實(shí)守信、熱情周到”的服務(wù)理念贏得
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本公司鄭重聲明:
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3、確因產(chǎn)品質(zhì)量問(wèn)題,我公司將保修、包退、包換、滿足客戶要求。 電力電纜,VV電力電纜