常用绝缘子技术参数

1、精选优质文档-倾情为你奉上绝缘子（1）常用电压等级杆塔绝缘子串的片数绝缘子片数电压等级直线杆耐张杆110 千伏78220 千伏1314500 千伏2527（2）线路和发电厂、变电所设备外绝缘各污秽等级和对应盐密、爬电比距。表1 线路和发电厂、变电所污秽等级污秽等级污湿特征盐密（mg/cm2）线路发电厂变电所0大气清洁地区及离海岸盐场50km以上无明显污染地区0.03大气轻度污染地区，工业区和人口低密集区，离海岸盐场10km50km地区，在污闪季节中干燥少雾（含毛毛雨）或雨量较多时0.030.060.06大气中等污染地区、轻盐碱和炉烟污秽地区，离海岸盐场3km10km地区，在污闪季节中潮湿多雾（

2、含毛毛雨）但雨量较少时0.060.100.060.10大气污染较严重地区，重雾和重盐碱地区，近海岸盐场1km3km地区，工业与人口密度较大地区，离化学污源和炉烟污秽300m1500m的较严重污秽地区0.100.250.100.25大气特别严重污染地区，离海岸盐场1km以内，离化学污源和炉烟污秽300m以内的地区0.250.350.250.35表2 各污秽等级下的爬电比距分级数值污秽等级爬电比距（cm/kV）线 路发电厂、变电所220kV及以下330kV及以上220kV及以下330kV及以上01.391.451.391.741.451.821.601.601.742.171.822.272.00

3、2.002.172.782.272.912.502.502.783.302.913.453.103.10注：线路和发电厂、变电所爬电比距计算时取系统最高工作电压。表3 额定电压与系统最高工作电压额定电压（kV）1035110220500系统最高工作电压（kV）1240.5126252550（3）常用绝缘子主要数据：表1-1 标准型钢化玻璃绝缘子型号和参数（自贡厂）型 号FC70/127FC70/146FC100/127FC100/146FC120/127FC120/146FC160/146FC160/155最小机械破坏负荷kN70701001001201201601601小时机电负荷kN52.

4、552.575759090120120公称直径D mm255255255255255255280280结构高度 mm127146146146127146146155泄漏距离 mm320320320320320320400400钢脚代号N16A16A16A16A16A16A2020工频干耐受 kV7070707070707575工频湿耐受 kV4040404040404545冲击耐受 kV100100100100100100110110最小击穿电压kV130130130130130130130130绝缘子净重 kg3.63.73.943.9466.2表1-2 标准型钢化玻璃绝缘子型号和参数（自贡

5、厂）型 号FC160/170FC210/170FC240/170FC300/195FC400/205最小机械破坏负荷kN1602102403004001小时机电负荷kN120157.5180225300公称直径D mm280280280320360结构高度 mm170170170195205泄漏距离 mm400400400485550钢脚代号N2020242428工频干耐受 kV7575758590工频湿耐受 kV4545455055冲击耐受 kV110110110130140最小击穿电压kV130130130130130绝缘子净重 kg6.57.27.510.614表2-1 耐污型钢化玻璃绝

6、缘子型号和参数（自贡厂）型 号FC70P/146FC100P/146FC120P/146FC7P/146FC10P/146FC12P/146FC70PL/146FC100PL/146最小机械破坏负荷kN7010012070100120701001小时机电负荷kN52.5759052.5759052.575公称直径D mm280280280255255255320320结构高度 mm146146146146146146146146泄漏距离 mm450450450400400400550550钢脚代号N16A16A16A16A16A16A16A16A工频干耐受 kV8585858080809090

7、工频湿耐受 kV5050504545455555冲击耐受 kV125125125110110110140140最小击穿电压kV130130130130130130130130绝缘子净重 kg5.85.85.84.64.64.677表2-2 耐污型钢化玻璃绝缘子型号和参数（自贡厂）型 号FC120PL/146FC70SPE/146FC100SPE/146FC120SPE/146FC16P/155FC16P/170FC160P/146FC160P/155最小机械破坏负荷kN120701001201601601601601小时机电负荷kN9052.57590120120120120公称直径D mm3

8、20330330330280280330330结构高度 mm146146146146155170146155泄漏距离 mm550612612612450450550550钢脚代号N16A16A16A16A20202020工频干耐受 kV9090909085859090工频湿耐受 kV5555555550505555冲击耐受 kV140140140140125125140140最小击穿电压kV130130130130130130130130绝缘子净重 kg78.98.98.97.27.38.88.8表2-3 耐污型钢化玻璃绝缘子型号和参数（自贡厂）型 号FC160P/170FC21P/170FC

9、210P/170FC240P/170FC300P/195FC160PH/155FC210PH/170最小机械破坏负荷kN1602102102403001602101小时机电负荷kN120157.5157.5180225120157.5公称直径D mm330280330330380330330结构高度 mm170170170170195155170泄漏距离 mm550450550550690550550钢脚代号N20202024242020工频干耐受 kV908590901009090工频湿耐受 kV55505555604545冲击耐受 kV140125140140155130130最小击穿电压

10、kV130130130130130130130绝缘子净重 kg8.97.310.210.415.388.4表3 标准型钢化玻璃绝缘子型号和参数（南京厂）型 号机械破坏负荷（kN）公称结构高度（mm）圆盘直径（mm）公称爬电距离（mm）钢脚直径（mm）工频湿闪电压（kV）工频击穿电压（kV）净重（kg）LXY-70LXY1-70LXY-100LXY-120LXY3-160LXY3-210LXY3-30070701001201602103001401461461461551701952552552552552802803203203203203203803904851616161620202440

11、4040404242451101101101101101201203.773.784.104.206.206.7010.7表4 防污型钢化玻璃绝缘子型号和参数（南京厂）型 号机械破坏负荷（kN）公称结构高度（mm）圆盘直径（mm）公称爬电距离（mm）钢脚直径（mm）工频湿闪电压（kV）工频击穿电压（kV）净重（kg）LXHY4-70LXHY3-70LXHY4-100LXHY4-120XLHY3-160LXHY5-160LXHY3-21070701001201601602101461601461461551701702552552802802803203204004004504504505405

12、4016161616202020454545455050501201201201201201201204.84.85.45.57.08.89.2表5 普通型悬式瓷质绝缘子型号参数型 号XP-40CXP-70XP-100XP-120XP-160XP-210XP-210XP-300圆盘外径(mm)190255255255280280280320总高度(mm)140146146146155170170195铁脚直径(mm)1616161620202424公称爬电距离(mm)200295295295360335335370机械破坏负荷(kN)4070100120160210210300工频湿闪电压(k

13、V)3040404042424245工频击穿电压(kV)90110110110110120120120净重(kg)2.64.65.56.27.88.79.114.5表6 防（耐）污型悬式瓷质绝缘子型号参数型 号XP-70XP-100XP-100XP-100XP-160XP-210XP-210圆盘外径(mm)255255280255300300300总高度(mm)146160160146155170170铁脚直径(mm)16161616202024公称爬电距离(mm)400400450400450432432机械破坏负荷(kN)70100100100160210210工频湿闪电压(kV)4545

14、4545505050工频击穿电压(kV)120120120120120120120净重(kg)5.255.47.55.69.59.810.2表7-1 JB/T8460-1996标准：棒形悬式复合绝缘子主要尺寸与特性序号绝缘子型号推荐序号额定电压kV额定机械拉伸负荷kN连接结构标记结构高度H.mm最小电弧距离h.mm最小公称爬电距离L.mm雷电全波冲击耐受电压kV(峰值)不小于操作冲击耐受电压kV(峰值)不小于工频一分钟湿耐受电压kV(峰值)不小于1FXB1-110/70111070161180±15100025205502302FXB2-110/70111070161240±

15、;15100025205502303FXB3-110/70111070161180±15100031505502304FXB4-110/70111070161240±15100031505502305FXB1-110/1001110100161180±15100025205502306FXB2-110/1001110100161240±15100025205502307FXB3-110/1001110100161180±15100031505502308FXB4-110/1001110100161240±151000315055023

16、09FXB1-220/1002220100162150±3019005040100039510FXB2-220/1002220100162240±3019005040100039511FXB3-220/1002220100162150±306300100039512FXB4-220/1002220100162240±3019006300100039513FXB1-220/1602220160202150±3019005040100039514FXB2-220/1602220160202240±3019005040100039515FX

17、B3-220/1602220160202150±3019006300100039516FXB4-220/1602220160202240±3019006300100039517FXB1-500/1603500160204030±503600110002050124074018FXB2-500/1603500160204450±504000110002250124074019FXB3-500/1603500160204030±503600137502050124074020FXB4-500/1603500160204450±504000

18、137502250124074021FXB1-500/2103500210204050±503600110002050124074022FXB2-500/2103500210204450±504000110002250124074023FXB3-500/2103500210204030±503600137502050124074024FXB4-500/2103500210204450±504000137502250124074025FXB1-500/3003500300244030±503600110002050124074026FXB2-50

19、0/3003500300244450±504000110002250124074027FXB3-500/3003500300244030±503600137502050124074028FXB4-500/3003500300244450±504000137502250124074029FXB1-500/4004500400284030±503600110002050124074030FXB2-500/4004500400284450±504000137502250124074031FXB3-500/4004500400284030±5

20、03600110002050124074032FXB4-500/4004500400284450±504000137502250124074033FXB1-500/5304500530324030±503600110002050124074034FXB2-500/5304500530324450±504000137502250124074035FXB3-500/5304500530324430±503600110002050124074036FXB4-500/5304500530324450±5040001375022501240740表7-2

21、 MPC国际电工棒形悬式复合绝缘子主要尺寸与特性序号绝缘子型号推荐图号额定电压KV额定机械拉伸负荷KN连接结构标记结构高度H.mm最小电弧距离h.mm最小公称爬电距离L.mm雷电全波冲击耐受电压KV(峰值)不小于操作冲击耐受电压KV(峰值)不小于工频一分钟湿耐受电压KV(峰值)不小于1FXBW-10/701107016415±15200400165502FXBW1-35/701357016610±15450810230953FXBW2-35/701357016650±15450810230954FXBW3-35/701357016610±15450101

22、5230955FXBW4-35/701357016650±154501015230956FXBW1-66/701667016870±1570014504101857FXBW2-66/701667016940±1570014504101858FXBW3-66/701667016870±1570019004101859FXBW4-66/701667016940±15700190041018510FXBW1-110/70111070161180±151000270055030011FXBW2-110/70111070161240±

23、151000270055030012FXBW3-110/70111070161180±151000315055030013FXBW4-110/70111070161240±151000315055030014FXBW1-110/1001110100161180±151000270055030015FXBW2-110/1001110100161240±151000270055030016FXBW3-110/1001110100161180±151000315055030017FXBW4-110/1001110100161240±1510

24、00315055030018FXBW1-220/1002220100162150±3019005100117554019FXBW2-220/1002220100162240±3019005100117554020FXBW3-220/1002220100162150±3019006300117554021FXBW4-220/1002220100162240±3019006300117554022FXBW1-220/1602220160202150±4019005100117554023FXBW2-220/1602220160202240±

25、;3019005100117554024FXBW3-220/1602220160202150±3019006300117554025FXBW4-220/1602220160202240±3019006300117554026FXBW1-500/1603500160204030±503600120002050130078027FXBW2-500/1603500160204450±504000120002250130078028FXBW3-500/1603500160204030±503600137502050130078029FXBW4-500/

26、1603500160204450±504000137502250130078030FXBW1-500/2103500210204030±503600120002050130078031FXBW2-500/2103500210204450±504000120002250130078032FXBW3-500/2103500210204030±503600137502050130078033FXBW4-500/2103500210204450±504000137502250130078034FXBW1-500/3003500300244030±503600120002050130078035FXBW2-500/3003500300244450±504000120002250130078036FXBW3-500/3003500300244030±503600137502050130078037FXBW4-500/3003500300244450±5040001375022501300780表7-3 保定厂棒形悬式复合绝缘子技术性能指标产品型号额定电压(kV)额定机械拉伸负荷(kN)最小电弧距离(mm)结构高度(mm)爬电距离(mm)雷电全波冲击试验电压(kV)操作冲击湿试验电压(kV)