三分28

三分28 ABOUT US

广州矿物电缆 广州电缆,国标电缆

您当前的位置:三分28三分28 - 如何判断电线电缆平方数是否达标?

发布时间:2020.06.13 新闻来源:广州矿物电缆,矿物质电缆,广州电缆厂 浏览次数:

DIANXIANDEPINGFANGSHIJISHANGBIAODESHIDIANXIANDEHENGJIEMIANJI,JIDIANXIANYUANXINGHENGJIEMIANDEMIANJI,DANWEIWEIPINGFANGHAOMI。SHIYONGHUYIJUDIANXIANDIANLANDEFUHELAITIAOXUANDIANXIANDIANLAN。JINTIANGUANGZHOUDIANLANCHANGXIAOBIANJIAOWOMENZENMEPANBIEDIANXIANDIANLANPINGFANGSHUSHIFOUDABIAO。

三分28DIANXIANDEGUIFANZAIGUOJISHANGCHANGYONGDEYOUSANGEGUIFAN:FENBIESHIMEIZHI(AWG)、YINGZHI(SWG)HEGUOBIAO(CWG)。

如何判断电线电缆平方数是否达标?

三分28——GUANGZHOUDIANLANCHANG:DIANXIANZENMEKANPINGFANGSHU?——

三分28JIPINGFANGSHIGUIFANGUIDINGDEYIGEBIAOCHENGZHI,JIPINGFANGSHIYONGHUYIJUDIANXIANDIANLANDEFUHELAITIAOXUANDIANXIAN、DIANLAN。

三分28DIANXIANPINGFANGSHUSHIZHUANGSHISHUIDIANSHIGONGZHONGDEYIGEKOUTOUYONGYU,CHANGSHUODEJIPINGFANGDIANXIANSHIMEIJIADANWEI,JIPINGFANGHAOMI。

1、ZHENGJUANDEXINXIAN,BAOZHUANGWAIBIAOHUIYOUXIANDEBIAOQIAN,QINGCHUBIAOSHIXIANDEPINPAI、LEIXING、XIANJING(DIANXIANDEPINGFANGSHU),

2、YOUXIEPINPAIDEDIANXIANZAIJUEYUANCENGSHANGYINYOUPINPAI、LEIXING、XIANJING(DIANXIANDEPINGFANGSHU)。

3、GUANYUMEIYOUBIAOSHIDEDIANXIAN,JINGLIFENGFUDEDIANGONGKEYITONGGUOMUCE,KANCHUDIANXIANDEPINGFANGSHU。

三分284、YIDIANJINGLIDOUMEIYOUDEPENGYOU,JIARUYAOPANBIEDIANXIANDECUXI(PINGFANG),KEYIYONGYOUBIAOCHIZHANGLIANGDIANXIANDEZHIJING,RANHOUQIUCHUJIEMIAN。

三分28JIEMIANDEJISUANGONGSHI:S=BANJINGDEPINGFANG×π(RWEIDIANXIANDEBANJING)

三分28BIFANGZHIJING1.76DEXIAN,BIANSHI1.76÷2×3.14=2.76PINGFANG≈2.5PINGFANG,(QUJINSIZHI)。

JIARUNISHIYAOTIAOXUANDIANXIANDEDAXIAO,YIBANSHIXIANYIJUYONGDIANQIDEGONGLVDAXIAOSUANCHUDIANLIU,RANHOUYIJUDIANLIUZAICHADIANGONGSHOUCEJIKE,ZHEIYANGBIJIAOJINGQUE。

 

JIARUSHIDANXINDEJIUKEYILIANGYIXIAQIZHIJING,RANHOUDECHUBANJING

YIJUMIANJIDEGONGSHIS=BANJING*BANJING*3.14

JIUKEYIZHIDAOGAIDIANXIANDEHENGJIEMIANJI,ERYOUXIEXIANSHIYOUDUOTIAOXIANXINZUHENIUZAIYITONGDE,ZHEIYANGJIUBUNENGYONGDANXINDEBANFAQUSUANLE,ZHINENGSHIANZHEITIAODIANXIANZHONGDUOTIAOXIANDEQIZHONGYITIAOQUJIEDANXINXIANSUAN,RANHOUZAICHENGYIXIANDEGUSHUJIUKEYI。

GONGSHIWEIS=BANJING*BANJING*3.14*n,QIZHONGnWEIZHEITIAODIANXIANTONGDETIAOSHU!

YISHANGNEIRONGBIANSHIGUANGZHOUDIANLANCHANGXIAOBIANDAILAIDEGUANYUZENMEPANBIEDIANXIANDIANLANPINGFANGSHUSHIFOUDABIAO,WOMENMINGBAILEMA?XIANGYAOLEJIESANFEN28GUANYUDIANXIANDIANLANCHANGSHI,KEDENGLUGUANGZHOUDIANLANCHANGSANFEN28WANGZHANCHAKAN!

 

 

本文共分 1

热门搜索:tfc-1.com,广州电缆,广州电缆厂,广州矿物电缆,矿物质电缆,广州电线,广州工程电缆,广州电力电缆,广州高压电缆