產品名稱:船用通(tong)信(xin)電(dian)纜CHEPJ/CHEPF/SC/NC
產品型號:
更新時間:2018-08-10
產品特點:船用通信電(dian)(dian)(dian)纜(lan)CHEPJ/CHEPF/SC/NC的(de)電(dian)(dian)(dian)氣技術指標項目多(duo)而高(gao)。一般的(de)金屬纜(lan)有導線電(dian)(dian)(dian)阻(zu),絕(jue)緣電(dian)(dian)(dian)阻(zu),工作電(dian)(dian)(dian)容,絕(jue)緣強(qiang)度(du),電(dian)(dian)(dian)容不(bu)平衡等(deng)要(yao)(yao)求(qiu)。對于長途(tu)和同軸電(dian)(dian)(dian)纜(lan),除(chu)以(yi)上(shang)要(yao)(yao)求(qiu)外,還有端阻(zu)抗(kang),阻(zu)抗(kang)不(bu)均勻性,衰(shuai)減常數(shu),串音等(deng)特殊要(yao)(yao)求(qiu)。
船用通信電纜CHEPJ/CHEPF/SC/NC的詳細資料:
船用通信電纜CHEPJ/CHEPF/SC/NC的電(dian)氣技術指(zhi)標(biao)項目多(duo)而高。一(yi)般的金屬(shu)纜(lan)(lan)有導線電(dian)阻(zu),絕緣電(dian)阻(zu),工作電(dian)容(rong),絕緣強度,電(dian)容(rong)不平(ping)衡等要求。對于(yu)長途和(he)同軸電(dian)纜(lan)(lan),除以上(shang)要求外,還有端阻(zu)抗,阻(zu)抗不均勻性(xing),衰減常數,串音等特殊要求。
1、電線表面標志
根據國家(jia)標準規定,電(dian)線表面應有制(zhi)造(zao)廠(chang)名、產(chan)品(pin)型號和(he)額定電(dian)壓(ya)的(de)連續標志。這有利(li)于(yu)在電(dian)線使用過(guo)程中(zhong)發生(sheng)問題時(shi)能及時(shi)找(zhao)到制(zhi)造(zao)廠(chang),消費者在選購電(dian)線時(shi)務必(bi)注意這一點。
同時消費(fei)者在選購電(dian)線(xian)時應(ying)注意合格證(zheng)上標明的制造廠名、產品型(xing)號、額定電(dian)壓(ya)與(yu)電(dian)線(xian)表面的印刷標志是(shi)否*,防止冒牌(pai)產品。
2、電線外觀
消費者在選購電(dian)線(xian)時應(ying)(ying)注意電(dian)線(xian)的外觀應(ying)(ying)光滑平整(zheng),絕緣和護(hu)套層無損壞,標志印字清晰,手摸電(dian)線(xian)時無油膩感。從電(dian)線(xian)的橫截面看,電(dian)線(xian)的整(zheng)個圓周(zhou)上絕緣或護(hu)套的厚(hou)度應(ying)(ying)均勻,不(bu)應(ying)(ying)偏芯,絕緣或護(hu)套應(ying)(ying)有一定的厚(hou)度。
3、導體線徑
消費者在選購(gou)電(dian)線(xian)時應注意導(dao)體(ti)線(xian)徑(jing)是(shi)否與合格(ge)證上明(ming)(ming)示(shi)的截面(mian)(mian)相符(fu),若導(dao)體(ti)截面(mian)(mian)偏小,容易使電(dian)線(xian)發熱引起短路。建(jian)議家庭照明(ming)(ming)線(xian)路用(yong)電(dian)線(xian)采用(yong)1.5平(ping)方毫米及以上規格(ge);空調、微波爐等用(yong)功率(lv)較大的家用(yong)電(dian)器應采用(yong)2.5平(ping)方毫米及以上規格(ge)的電(dian)線(xian)。
4、規范使用
應規范布線(xian)(xian),固定線(xian)(xian)路(lu)好采用BV單芯線(xian)(xian)穿管(guan)子,注意在布線(xian)(xian)時不要(yao)(yao)碰壞(huai)電(dian)(dian)線(xian)(xian),在房間裝(zhuang)潢時不要(yao)(yao)碰壞(huai)電(dian)(dian)線(xian)(xian);在一路(lu)線(xian)(xian)里中間不要(yao)(yao)接(jie)頭;電(dian)(dian)線(xian)(xian)接(jie)入電(dian)(dian)器箱(xiang)(盒)時不要(yao)(yao)碰線(xian)(xian)。
船用通信電纜CHEPJ/CHEPF/SC/NC執行標準:IEC 60092系列,GB/T 9331~9334系列,NEK 606,JIS C3410系列。船用電纜主要參(can)數有(you)型號、芯數、標稱截面積、燃(ran)燒特性、額定電壓、允許長期工作溫(wen)度等主要參(can)數。
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