导体：低压电缆现货的导体分为铜芯，铝芯两种。一般铜芯作为段距离传输电力使用，电阻低，导电性好。铝芯作为长距离电力传输使用，价格低，维护简单。

jueyuanceng：diyadianlanxianhuodejueyuanyibanxuanyongdaiyounaishoudianyafangzhiloudiandengteshugongnengdecailiao。shichangshangjueyuancengyouliangzhong，yizhongweixinjueyuanyizhongweidaijueyuan，diyadianlanxianjueyuanzhideshibaoguozaixianxindaotishangdejueyuan；erdaijueyuanshizhiduoxindianlandexinxiandaotizhenghezaiyiqihouzhengtifugaiyicengjueyuan。daijueyuandecailiaoyibanshijulvyixi，juyixi，jiaolianjuyixi，youjinzhijueyuan（cizhonggongyijibenyijingbeitaotai）。daijueyuankeyiyouxiaoxingchengduidijueyuandebaohu。 diyadianlanxianhuojulvyixi，juyixi，jiaolianjuyixitamenjigedebutongdedifang。julvyixicailiaozhengtilaishuodetouguangduxiangduijiaoruo，guangzebijiaobumingliang。chumoshihuiyoumingxiandezhannigan，erqiecailiaobenshendemidujiaoda，huichenrushuili，xiangduilaishuoburongyiranshao，yonghuodianranhuiruanhua，huoyanchenglvse，kelasi，weidaobenshenbijiaonanwen；erjuyixicailiaodetouguangduxiangduihaohenduo，diyadianlanxianhuobianyutouguojueyuancengguanchaxinxiandaoti，cailiaobenshenyouyoulasideguangze。chumoshihuiyouhuanigan，cailiaobenshendemidubijiaoxiao，buhuichenrushuizhong，xiangduilaishuorongyiranshao，huoyanbenshenchenghuangse，wuyanwuwei。 diyadianlanxianhuojiaolianjuyixishitongguogongyeshouduan，yibanfenganfajiaolianheshifajiaolianliangzhong。gaibiancailiaobenshendefenzijiegou，shijuyixicailiaodenaiwendu，shiyongshouming，ranshaohoudesunhaichengdudadatisheng，youbaozhenglejuyixicaizhiyuanbendeyoushi。 baohuceng：dianlidianlandebaohucengyouliangbufen，yizhongshigangdaikaizhuang，zuiyizhongshiwaihutao。qizhongwaihutaodecailiaokeyigenjuyuanliaodebutongfenchengjizhong。juyixi，julvyixi。

xindaotishangdejueyuan；erdaijueyuanshizhiduoxindianlandexinxiandaotizhenghezaiyiqihouzhengtifugaiyicengjueyuan。daijueyuandecailiaoyibanshijulvyixi，juyixi，jiaolianjuyixi，youjinzhijueyuan（cizhonggongyijibenyijingbeitaotai）。daijueyuankeyiyouxiaoxingchengduidijueyuandebaohu。

diyadianlanxianhuojulvyixi，juyixi，jiaolianjuyixitamenjigedebutongdedifang。julvyixicailiaozhengtilaishuodetouguangduxiangduijiaoruo，guangzebijiaobumingliang。chumoshihuiyoumingxiandezhannigan，erqiecailiaobenshendemidujiaoda，huichenrushuili，xiangduilaishuoburongyiranshao，yonghuodianranhuiruanhua，huoyanchenglvse，kelasi，weidaobenshenbijiaonanwen；erjuyixicailiaodetouguangduxiangduihaohenduo，diyadianlanxianhuobianyutouguojueyuancengguanchaxinxiandaoti，cailiaobenshenyouyoulasideguangze。chumoshihuiyouhuanigan，cailiaobenshendemidubijiaoxiao，buhuichenrushuizhong，xiangduilaishuorongyiranshao，huoyanbenshenchenghuangse，wuyanwuwei。

diyadianlanxianhuojiaolianjuyixishitongguogongyeshouduan，yibanfenganfajiaolianheshifajiaolianliangzhong。gaibiancailiaobenshendefenzijiegou，shijuyixicailiaodenaiwendu，shiyongshouming，ranshaohoudesunhaichengdudadatisheng，youbaozhenglejuyixicaizhiyuanbendeyoushi。

baohuceng：dianlidianlandebaohucengyouliangbufen，yizhongshigangdaikaizhuang，yizhongshiwaihutao。qizhongwaihutaodecailiaokeyigenjuyuanliaodebutongfenchengjizhong。juyixi，julvyixi。