聯(lián)系電話
參考價(jià): | 面議 |
- 產(chǎn)品型號(hào)
- 品牌
- 生產(chǎn)商 廠商性質(zhì)
- 廊坊市 所在地
訪問次數(shù):9更新時(shí)間:2022-01-26 09:30:01
- 聯(lián)系人:
- 任勇丞
- 電話:
- 86-0316-5962198
- 手機(jī):
- 15831621559 18330662333
- 傳真:
- 86-0316-5961158
- 地址:
- 河北省廊坊市大城縣劉演馬工業(yè)園區(qū)
- 網(wǎng)址:
- www.afzhan.com/St47412
掃一掃訪問手機(jī)商鋪
國標(biāo)yjv高壓銅芯電纜10kv-3*50mm2價(jià)格
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 | |||||||||||||||||||||||||||||||
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。 國標(biāo)yjv高壓銅芯電纜10kv-3*50mm2價(jià)格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“zui高系統(tǒng)電壓”的zui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 form of U0/U(Um)kv Where: U0-The rated power-frequency voltage between conductors and earth metallic 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. · 三相系統(tǒng)用電纜的U0值*如下表: The values of U0 recommened for cable to be used in three-phase systems are listed below: | |||||||||||||||||||||||||||||||
| |||||||||||||||||||||||||||||||
A類系統(tǒng)──該類系統(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 電纜的型號(hào)Type of cable | |||||||||||||||||||||||||||||||
|