EV-S90S90PU热塑性弹性体绝缘铜丝编织屏蔽聚氨酯护套电动汽车传导充电系统用电缆Sincepeoplebegantofindtheuseofelectricity,wiresandcablesh***ebecomethemaincarrierofpowertran***ission.Whetheritiselectricalequipment,lightingorhouseholdappliancescannotbeseparatedfromallaspectsofwireandcable.Althoughitisonlyasupportingindustry,butitoccupiesmorethanhalfoftheelectricalindustrymarket.Thequalityofwireandcablewilldirectlyaffectthequalityoftheprojectandthesafetyofthepeople,butalsoaffectthedevelopmentprospectsofthecable.电线电缆在运行的过程中，经常会出现这样那样的事故，尤其是使用了非标电线电缆的情况下。电缆在运行时，发生两相（及多相）接地或相间短路故障时，大多造成系统跳闸，这种故障现象俗称--放炮。下面我们就来说说，造成"电缆放炮"的主要因素有哪些呢？Wireandcableintheprocessofrunning,therewillalwaysbesuchanaccident,especiallytheuseofnon-standardwireandcablecase.Whenthecableisrunning,thetwophase(andmulti-phase)groundingorinterphaseshort-circuitfault,mostofwhichcausethesystemtrip,whichiscommonlyknownasthephenomenonofblasting.Letustalkaboutthefollowing,resultingin"cableblasting"themainfactorswhich?1、电缆内部三相芯线发生互相之间的短路故障、或者其中一相对电缆外皮短路故障，都会产生非常大的热量，使得故障处爆裂。1,thecableinternalthree-phaselinebetweentheshort-circuitfaultoccurs,oroneofthecablesheathshort-circuitfault,willproduceaverylargeamountofheat,sothatthefailureoftheburst.2、比如绝缘层内颗粒、杂质、气泡之类，或者是有外部机械损伤。EV-S90S90PU充电系统用电缆2,suchastheinsulationlayerofparticles,impurities,bubbles,orexternalmechanicaldamage.3、检查电缆是否弯曲太很把电缆给伤了。3,checkwhetherthecableistoobentcabledamage.4、弯曲半径太小，机械外力损伤，直流电阻试验离子释放未尽，额定电流过载。4,thebendingradiusistoo***all,mechanicaldamage,DCresistancetestionreleaseisnotenough,ratedcurrentoverload.EV-S90S90PU充电系统用电缆电缆放炮都是在运行中发生的，会造成系统突然跳闸，这对生产极其的不利。我们认为电缆系统如果经常出现放炮故障，说明电缆线路的施工、运行、维护和管理等环节中存在较大的问题，应引起足够的重视，在抢修工作完成以后，应当认真查找原因并加以消除，避免再次发生放炮事故。EV-S90S90PU充电系统用电缆Theblastingofthecableisinoperation,whichwillcausethesystemtotripsuddenly,whichisextremelyharmfultotheproduction.Webelievethatifthecablesystemoftenblastingfault,thereisabigproblemthatlinkcablelinec***truction,operation,maintenanceandmanagement,shouldcauseenoughattention,aftertherepairworkiscompleted,shouldseriouslyfindoutthereas***andtoeliminate,***oidblastingaccidentshappenagain.)