认证 供应熔断器

以上价格为不准确价格，价格随市场变动而变化，购买前需先联系后购买。户外交流高压跌落式熔断器（outdoordroppingtypefuseseries）说明（explanation）：跌落式熔断器及负荷跌落式熔断器是户外高压保护电器。安装在配电变压器高压侧或配电线支干线路上，用作变压器和线路的短路、过载保护及分、合负荷电流。跌落式熔断器由绝缘支架和熔丝管二部分组成。静触头安装在绝缘支架两端，动触头安装在熔丝管两端，熔丝管由内层的消弧管和外层的酚醛纸管或环氧玻璃布管组成。负荷跌落式熔断器增强性辅助触头及灭弧罩，用以分、合负荷电流。跌落式熔断器在正常运行时，熔丝管借助熔丝张紧后形成闭合位置。当系统发生故障时，故障电流使熔丝迅速熔断，并形成电弧，消弧管受电弧灼热，分解出大量的气体，使管内形成很高压力，并沿管道形成纵吹，电弧被迅速拉长而熄灭。熔丝熔断后，下部动触头失去张力而下翻，锁紧机械，释放熔丝管，熔丝管跌落，形成明显的开断位置。当需要拉负荷时，用绝缘杆拉开动触头，此时主动、帮助触头仍然接触，继续用绝缘杆接动触头、辅助触头也分离，在辅助触头之间产生电弧，电弧在灭罩狭缝中被拉长，同时灭弧罩产生气体，在电流过零时，将电弧熄灭。用途（application）:适用于交流50hz额定电压10kv的电力系统中，作输电线路和电力变压器的短路和过负荷保护。产品型号type额定电压ratedvoltagekvr.m.s额定电流ratedcurrent(a)开断电流breakingcurrent(a)冲击电压impulsevoltage(bil)工频耐压power-frequencywithstandvoltage(kv)爬距leakagedistance(mm)重量weight(kg)包装尺寸组装dimensions(cm)hprwg1-12f12100630012545380555*41.5*14.5hprwg1-12f1220012500125453805.555*41.5*14.5prwg1-12f1210063001254535010.561.5*42*15prwg1-12f1220012500125453501161.5*42*15rw3121006300110422305.741*22*12rw31220012500110422305.941*22*12hrw3121006300125453803.841*22*12hrw31220012500125453804.041*22*12rw412100630011042320749*27*11.5rw41220012500110423207.549*27*11.5rw712100630011042230749*25*12rw71220012500110422307.349*25*12hrw7121006300125453804.549*25*12hrw71210012500125453804.749*25*12rw10-12f121006300110423804.653*37*14.5rw10-12f121001000011042380553*37*14.5hrw10121006300125453804.043.5*26*12hrw101220010000125453804.543.5*26*12rw10121006300110422307.541*31*12.5rw10122001250011042230841*31*12.5rw1112100630011042230649*22.5*12rw111220012500110422306.549*22.5*12rw12121006300110422307.541*31*12.5rw12122001250011042230841*31*12.5hrw12121006300125453804.346*25*12hrw121220012500125453804.846*25*12hrw13121006300110453804.151*23*14hrw131220012500110453804.551*23*14产品型号type额定电压ratedvoltagekvr.m.s额定电流ratedcurrent(a)开断电流breakingcurrent(a)冲击电压impulsevoltage(bil)工频耐压power-frequencywithstandvoltage(kv)爬距leakagedistance(mm)重量weight(kg)包装尺寸组装dimensions(cm)rw10151006300125453808.049*31*12.5rw101520012500125453808.549*31*12.5hrw12151006300125454006.549*31*12hrw12152001250012545400749*31*12rw1215100630012545330949*30*12.5rw121520012500125453309.549*30*12.5rw12151006300125453308.851*31*12.5rw121520012500125453309.351*31*12.524kv-27kv产品型号type额定电压ratedvoltagekvr.m.s额定电流ratedcurrent(a)开断电流breakingcurrent(a)冲击电压impulsevoltage(bil)工频耐压power-frequencywithstandvoltage(kv)爬距leakagedistance(mm)重量weight(kg)包装尺寸组装dimensions(cm)rw12241006300150655001151*32*17rw1224200100001506550011．551*32*1733kv-35kv产品型号type额定电压ratedvoltagekvr.m.s额定电流ratedcurrent(a)开断电流breakingcurrent(a)冲击电压impulsevoltage(bil)工频耐压power-frequencywithstandvoltage(kv)爬距leakagedistance(mm)重量weight(kg)包装尺寸组装dimensions(cm)rw123310063001707060013.559.5*32*16rw12332008000170706601459.5*32*16rw12351006300170707501772*20*17rw12352008000170707501872*20*17hrw12351006300170708708.563*31*15hrw1235200800017070870963*31*1533kv-36kv产品型号type额定电压ratedvoltagekvr.m.s额定电流ratedcurrent(a)开断电流breakingcurrent(a)冲击电压impulsevoltage(bil)工频耐压power-frequencywithstandvoltage(kv)爬距leakagedistance(mm)重量weight(kg)包装尺寸组装dimensions(cm)rw5331006300170708202666*33.5*17rw5332008000170708202866*33.5*1735kv-40.5kv产品型号type额定电压ratedvoltagekvr.m.s额定电流ratedcurrent(a)开断电流breakingcurrent(a)冲击电压impulsevoltage(bil)工频耐压power-frequencywithstandvoltage(kv)爬距leakagedistance(mm)重量weight(kg)包装尺寸组装dimensions(cm)hprwg23510063001707011001493*36*16hprwg23520080001707011001593*36*16prwg2351006300170708002193*30.5*15prwg2352008000170708002293*30.5*15结构说明及外形尺寸：（thestructureandexternaldimension）熔断器由熔体管、瓷套、紧固法兰、棒形支柱绝缘子和接线端帽等组成。用压装的方法将两端的接线端帽和熔体管固定在瓷套内、然后用坚固法兰把瓷套固定在棒形支柱绝缘子上，其结构说明和外形尺寸如图所示。熔体管采用含氧化硅较高的原料作灭弧介质，应用小直径的金属线做熔丝。当过载电流或短路电流通熔体管时，熔丝立即熔断，电弧发生在几条并联的窄缝中，电弧中的金属蒸汽渗入石砂中，被强烈游离，迅速把电弧熄灭。所以，这种熔断器性能良好，开断容量大。产品型号type额定电压ratedvoltagekvr.m.s额定电流ratedcurrent(a)断路器容量(三相)(兆伏安)capacityoflargestblankingofthree-phase熔断电流fusecurrent(a)切断最大短路电流(kv)限流值themaxbreakingcurrent过电压倍数不超过overvoltagemultipleedonotexceed重量weight(kg)备注noterxwo-35/0.5rw10-35/0.5350.210000.6~1.8142.5倍工作电压voltageof2.5timesofrating23保护电压互感器rxwo-35/2rw10-35/23522003~4&ldquo；23保护电力线路rxwo-35/3rw10-35/33532004.5~6&ldquo；23&ldquo；rxwo-35/5rw10-35/53552008~10&ldquo；23&ldquo；rxwo-35/7.5rw10-35/7.5357.52001~15&ldquo；23&ldquo；rxwo-35/10rw10-35/10351020015~20&ldquo；23&ldquo；