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  • YJV電纜(lan)，YJV22電力電纜(lan)價格表

    YJV電(dian)線(xian)電(dian)纜(lan)(lan)(lan)(lan)，即0.6/1kv交聯聚乙烯(xi)絕(jue)緣聚氯乙烯(xi)護(hu)套電(dian)力電(dian)纜(lan)(lan)(lan)(lan)。本產(chan)品供(gong)額定(ding)電(dian)壓為（U0/U)0.6/1---26/35kv電(dian)力線(xian)路(lu)輸配電(dian)用(yong)，產(chan)品標準為GB12706.3-91電(dian)纜(lan)(lan)(lan)(lan)根據(ju)不同(tong)的(de)分類標準有多(duo)種(zhong)不同(tong)的(de)型(xing)(xing)號規格，YJV電(dian)纜(lan)(lan)(lan)(lan)是(shi)(shi)其(qi)中的(de)一(yi)種(zhong)類型(xing)(xing)，那么yjv是(shi)(shi)什么電(dian)纜(lan)(lan)(lan)(lan)？YJV電(dian)纜(lan)(lan)(lan)(lan)型(xing)(xing)號規格有哪些呢？電(dian)纜(lan)(lan)(lan)(lan)我們大(da)家(jia)都了解，電(dian)纜(lan)(lan)(lan)(lan)是(shi)(shi)電(dian)力系統中必(bi)需的(de)材料(liao)之一(yi)，電(dian)纜(lan)(lan)(lan)(lan)通常被認為是(shi)(shi)由一(yi)根或多(duo)根相互絕(jue)緣的(de)導體和外

    2020-08-30 51dianlan

  • 最(zui)新10KV高壓電纜價格表

    8.7/15KV YJV高(gao)壓(ya)(ya)電纜(lan)(lan)價格表(biao)，YJV22高(gao)壓(ya)(ya)電纜(lan)(lan)最新報價，YJLV22鋁芯高(gao)壓(ya)(ya)交(jiao)聯(lian)電纜(lan)(lan)，YJLV交(jiao)聯(lian)電力電纜(lan)(lan)

    2020-06-05 51dianlan

  • 電線電纜(lan)規格型號表，電纜(lan)線載(zai)流(liu)量

    工作電(dian)流及計算(suan)電(dian)(線(xian)(xian))纜工作電(dian)流計算(suan)公式：單相I=P÷(U×cosΦ) P-功率(W)；U-電(dian)壓(220V)；cosΦ-功率因素(0.8)；I-相線(xian)(xian)電(dian)流(A)。三相I=P÷(U×1.732×cosΦ)P-功率(W)；U-電(dian)壓(380V)；cosΦ-功率因素(0.8)；I-相線(xian)(xian)電(dian)流(A)。一般銅導線(xian)(xian)的安(an)全截(jie)流量為5-8A/平方毫米，鋁導線(xian)(xian)的安(an)全截(jie)流量為3-5A/平方毫米。在單相220V線(xian)(xian)路中，每1K

    2022-08-31 51dianlan

  • 冬季電線電纜損傷的原因及(ji)預防措施

    冬季嚴(yan)寒(han)，許(xu)多施(shi)工(gong)人員在敷設安裝電線(xian)電纜的時候(hou)會發現(xian)，平時質(zhi)(zhi)量(liang)良好的電線(xian)電纜產品(pin)(pin)，經常會出(chu)現(xian)一(yi)些線(xian)體發硬(ying)、絕緣(yuan)外皮(pi)脫(tuo)落受損等現(xian)象，很多施(shi)工(gong)人員以為是電線(xian)電纜產品(pin)(pin)本身(shen)出(chu)現(xian)了質(zhi)(zhi)量(liang)問(wen)題，而(er)電纜廠家(jia)也堅持產品(pin)(pin)在出(chu)廠時已經經過檢驗，是合格的產品(pin)(pin)，常常導致(zhi)雙方之(zhi)間的誤會。　　其實，不是產品(pin)(pin)本身(shen)質(zhi)(zhi)量(liang)出(chu)了什么問(wen)題，而(er)是由于冬季嚴(yan)寒(han)所(suo)致(zhi)。電線(xian)電纜產品(pin)(pin)的外皮(pi)多為普通塑料（PVC）或橡膠，當他(ta)們處于零度以下的環(huan)境(jing)時，就

    2022-08-23 51dianlan

  • 礦物絕緣(yuan)電纜線(xian)與耐火(huo)電纜線(xian)區別

    礦物絕緣(yuan)(yuan)電(dian)纜(lan)(lan)線與耐火電(dian)纜(lan)(lan)線Z大的(de)區別就是電(dian)纜(lan)(lan)結(jie)構完全不同，決(jue)定(ding)了防火的(de)Z高溫度和(he)時間長短(duan)。一、礦物絕緣(yuan)(yuan)電(dian)纜(lan)(lan)線介(jie)(jie)紹礦物絕緣(yuan)(yuan)電(dian)纜(lan)(lan)線具有不燃(ran)、無(wu)煙(yan)、無(wu)毒和(he)耐火的(de)特(te)性(xing)，通常(chang)由銅導體、氧化鎂絕緣(yuan)(yuan)材料、銅或(huo)銅合金護(hu)套構成，性(xing)能符合國家標準《額定(ding)電(dian)壓(ya)750V及以下礦物絕緣(yuan)(yuan)電(dian)纜(lan)(lan)及終端》GB/T13033有關規(gui)定(ding)的(de)電(dian)纜(lan)(lan)。礦物絕緣(yuan)(yuan)電(dian)纜(lan)(lan)可采用有機(ji)材料包覆作為外護(hu)套，其外護(hu)套應滿足無(wu)鹵、低煙(yan)、阻(zu)燃(ran)的(de)要求。二、耐火電(dian)纜(lan)(lan)介(jie)(jie)紹

    2021-05-08 51dianlan

  • WDZB-YJY低煙無鹵電力電纜

    0.6/1kv交(jiao)聯聚(ju)乙(yi)烯絕(jue)緣電(dian)(dian)(dian)力(li)電(dian)(dian)(dian)纜(lan)(lan)一、產(chan)品(pin)標(biao)準 GB12706,3---91二、使用范圍 本產(chan)品(pin)供(gong)額定電(dian)(dian)(dian)壓為(wei)（U0/U)0.6/1---26/35kv電(dian)(dian)(dian)力(li)線(xian)路輸(shu)配(pei)電(dian)(dian)(dian)用三、使用特性(xing) 1.電(dian)(dian)(dian)纜(lan)(lan)導(dao)體的(de)最(zui)高額定溫(wen)度(du)為(wei)90°C，短路時(shi)（最(zui)長持續時(shi)間不超過5S），電(dian)(dian)(dian)纜(lan)(lan)導(dao)體 的(de)最(zui)高溫(wen)度(du)不超過250°C。 2.敷設電(dian)(dian)(dian)纜(lan)(lan)時(shi)的(de)環(huan)境溫(wen)度(du)不應該低于0°C 3.敷設時(shi)允(yun)許(xu)彎曲半徑：單芯電(dian)(dian)(dian)纜(lan)(lan)不小于電(dian)(dian)(dian)纜(lan)(lan)外徑的(de)15倍；

    2020-08-15 51dianlan

  • 控制電纜：控制電纜應注意的幾個問(wen)題

    1、 控(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)(zhi)電(dian)(dian)纜(lan)(lan)(lan)(lan)概述從控(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)(zhi)中(zhong)心連接到每個系(xi)統(tong)以傳輸(shu)信(xin)號或控(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)(zhi)操(cao)作(zuo)功能的電(dian)(dian)纜(lan)(lan)(lan)(lan)統(tong)稱為控(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)(zhi)電(dian)(dian)纜(lan)(lan)(lan)(lan)。控(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)(zhi)電(dian)(dian)纜(lan)(lan)(lan)(lan)的早期(qi)功能相對簡(jian)單，包括：指(zhi)(zhi)示燈顯示、儀表指(zhi)(zhi)示、繼電(dian)(dian)器和(he)(he)開關柜操(cao)作(zuo)、報(bao)警(jing)聯(lian)鎖系(xi)統(tong)等。近(jin)年(nian)來，由于弱電(dian)(dian)和(he)(he)計(ji)算機網絡的廣泛應(ying)用(yong)，對控(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)(zhi)電(dian)(dian)纜(lan)(lan)(lan)(lan)的選擇(ze)和(he)(he)應(ying)用(yong)提出了新的功能和(he)(he)更高的要(yao)求。本文討論了近(jin)年(nian)來控(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)(zhi)電(dian)(dian)纜(lan)(lan)(lan)(lan)選用(yong)中(zhong)出現(xian)的一些(xie)新問題，供(gong)參考2、控(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)(zhi)電(dian)(dian)纜(lan)(lan)(lan)(lan)的主要(yao)系(xi)列有：聚氯乙烯絕緣控(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)(zhi)電(dian)(dian)纜(lan)(lan)(lan)(lan)、天然(ran)丁苯橡膠絕緣控(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)(zhi)電(dian)(dian)纜(lan)(lan)(lan)(lan)和(he)(he)聚

    2020-08-15 51dianlan

  • 控制電纜：控制電纜的選擇(ze)和使用應注意的幾個問題

    控制(zhi)(zhi)電(dian)(dian)(dian)纜(lan)：本文介紹(shao)了如(ru)何在電(dian)(dian)(dian)力系(xi)統中選擇控制(zhi)(zhi)電(dian)(dian)(dian)纜(lan)，如(ru)何確保所使用(yong)的(de)控制(zhi)(zhi)電(dian)(dian)(dian)纜(lan)的(de)正(zheng)常運行(xing)和干擾以(yi)及(ji)其他措施和方法。1.控制(zhi)(zhi)電(dian)(dian)(dian)纜(lan)概述從控制(zhi)(zhi)中心連接到(dao)各種系(xi)統以(yi)傳輸信號(hao)或控制(zhi)(zhi)操作功能(neng)的(de)電(dian)(dian)(dian)纜(lan)統稱(cheng)為控制(zhi)(zhi)電(dian)(dian)(dian)纜(lan)。2.控制(zhi)(zhi)電(dian)(dian)(dian)纜(lan)主要系(xi)列當今控制(zhi)(zhi)電(dian)(dian)(dian)纜(lan)的(de)主要產品有：聚氯乙(yi)烯(xi)絕(jue)緣(yuan)控制(zhi)(zhi)電(dian)(dian)(dian)纜(lan)，天然丁苯橡膠絕(jue)緣(yuan)控制(zhi)(zhi)電(dian)(dian)(dian)纜(lan)和聚乙(yi)烯(xi)絕(jue)緣(yuan)控制(zhi)(zhi)電(dian)(dian)(dian)纜(lan)。3.確保控制(zhi)(zhi)電(dian)(dian)(dian)纜(lan)正(zheng)常運行(xing)并防止(zhi)干擾的(de)措施電(dian)(dian)(dian)力工程電(dian)(dian)(dian)纜(lan)設計規范”規定(ding)：電(dian)(dian)(dian)流，電(dian)(dian)(dian)壓，直(zhi)流電(dian)(dian)(dian)源(yuan)和

    2020-08-15 51dianlan

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