GB1404822001低压开关设备和控制设备低压断路器

ICS29.120.40K31GB14048.22001idtIEC609472:1997Low-voltageswitchgearandcontrolgearLow-voltagecircuitbreakers2001-11-212002-11-01GB14048.22001VIECVII111.111.22232.132.242.342.442.542.642.742.842.942.1042.1142.1242.1352.1452.1552.1652.1752.18I2t6363.163.263.363.473.573.673.773.87474.174.284.384.4114.511IGB14048.220014.6124.7124.8144.9145145.1145.2145.3166167167.1167.2177.3EMC238248.1248.2248.3248.4491IcsIcu102n113114125126207218229269aIcsIcuIcw271029113112391343153A54B63C95D96E97IIGB14048.22001F98G114HIT117JEMC119K120B.167B.20.06s68B.3CBR72B.475B.5CBR79F.1101A.159A.2A.360A.4A.5—61A.662B.186B.287B.3B.3.1.2.2.1CBR88B.40.5s/100kHz89B.589B.68/20s90B.790B.8CBR91B.9CBR92B.10CBRCBR93B.11CBR94F.1109F.2109F.3110F.4110F.5111F.6111F.7112F.8113F.9113G.1G.2.1116G.2G.2.2G.2.3116K.1121IIIGB14048.220017.1.37.1.47.2.17.2.1.2.27.2.1.2.37.2.1.2.417.2.37.3.2.28.3.3.28.3.3.88.3.58.4B4.1.1B4.1.2B4.1.3B4.2.4B7.2.1B7.2.2B7.2.5B7.2.6B7.2.8B8.2B8.3B8.4B8.6B8.10B8.12B8.13B8.14B8.15F4.2F5F6F7EMCEMCEMCIEC6094721995238.1.2GB14048.2GB14048GB/T14048.1GB14048.21994GB14048.21994IEC60947219891989IECNo1No2No3199511IEC609472199711No11995IECIECGB14048.219941.O0.262.53.690V660V690V660V690V4.1104h552705.BIEC60755IEC61009GB16917.119976.FlEMC2IV3457.G8.GB14048.21994ABCFGHDEJK1994412lVGB14048.22001IEC1.IECIECIECIECIECIECISO2.IEC3.IECIEC4.IECIECIEC5.IEC6.IECIEC609472IEC1717B198919891990No.11992No.219931997No.11992No.11993No.21997No.1FDIS17B/636/FDIS17B/718/RVD17B/838/FDIS17B/857/RVDABCFGHDEJKVIGB14048.22001idtIEC60947-2:1997GB14048.2-1994Low-voltageswitchgearandcontrolgearLow-voltagecircuitbreakers1IEC60947219952GB/T14048.l2000GB/T14048.12000XXX1.11000V1500VBFITHGB14048.4GB10963(GB1770112a)bc341.22001-11-212002-11-011GB14048.22001GB/T2423.41993DbeqvIEC60068230:1980GB/T2900.181992eqvIEC600504411984GB/T42071984eqvIEC60112:1979GB48242001ISM(neqCISPR111990)GB68291995eqvIEC607551983GB7251.1–1997(idtIEC6043911992)GB/T7676.17676.91998idtIEC60051-160051-91984GB92541998(idtCISPR221997GB109631999(idtIEC608981995GB13539.11992(neqIEC6026911986GB13539.21992neqIEC6026921986GB13539.31999idtIEC6026931987GB/T14048.12000eqvIEC6094711999GB14048.41993eqvIEC60947411990GB/T14821.11993eqvIEC60364-4-411982GB16916.1–1997RCCBidtIEC6100811990GB16917.1-1997RCBO(idtIEC6100911991GB/T17626.21998idtIEC61000-4-21995GB/T17626.31998idtIEC61000-4-31995GB/T17626.41998idtIEC61000441995GB/17626.51999idtIEC61000-4-51995GB/T17626.61998idtIEC61000461996GB/Tl7626.111999idtIEC610004111994GB177011999(idtIEC60934:1993)2GB14048.220012GB/T14048.120002GB/T2900.182.1()circuitbreakermachannical2.1.1framesizeA2.1.2constructionbreak7.1.52.2integrally-fusedcircuit-breaker2.3current-limitingcircuit-breaker2.4plug-intypecircuit-breaker2.5withdrawablecircuit-breaker2.6mouldedcasecircuit-breaker2.7aircircuit-breaker2.8vacuumcircuit-breaker2.9gascircuit-breaker2.10making-currentrelease2.11short-circuitrelease2.12short-timedelayshort–circuitrelease2.13alarmswitch3GB14048.220012.14circuit-breakerwithlock-outdevicepreventingclosing2.15short-circuitbreakingormakingcapacity2.15.1ultimateshort-circuitbreakingcapacity2.15.2serviceshort-circuitbreakingcapacity2.16openingtimeGB/T14048.120002.5.392.17over-currentprotectiveco-ordinationGB/T14048.1—20002.5.222.17.1over-currentdiscriminationGB/T14048.1—20002.5.232.17.2totaldiscrimination(totalselectivity)2.17.3partialdiscrimination(partialselectivity)2.17.4IsselectivitylimitcurrentA12.17.5back-upprotectionGB/T14048.120002.5.242.17.6IBtake-overcurrentGB/T14048.120002.5.25GB/T14048.120002.5.250.05s0.05sA4GB14048.220012.18I2tI2tcharacteristicofacircuit-breakerI2t33.1AB4.43.23.31]13.43.53.63.73.8GB/T14048.l20007.1144.112]IEC60947-24.25GB14048.220014.34.4(4.6)4.74.84.94.24.2.14.2.24.34.3.14.44.3.14.3.1.1UeGB/T14048.120004.3.1.1GB/T14048.120004.3.1.12aUe1277V/480V2480V(IT)HGB/T14048.1—20004.3.1.l2bCUeC4.3.1.2(UiGB/T14048.120004.3.1.24.3.1.3(Uimp)GB/T14048.1—20004.3.1.34.3.24.3.2.1(Ith)GB/T14048.120004.3.2.14.3.2.2(Ithe)GB/T14048.1—20004.3.2.24.3.2.3InIuGB/T14048.1—20004.3.2.4Ith6GB14048.220014.3.2.4GB/T14048.120007.1.84.3.3GB/T14048.1—20004.3.34.3.44.3.4.1GB/T14048.120004.3.4.14.3.4.2GB/T14048.120004.3.4.24.3.54.3.5.1Icm2n4.3.5.34.3.5.2118.3.2.2.4118.3.2.2.58.3.2.2.6114.3.5.2.1Icu8.3.52.15.1(kA)4.3.5.2.2Ics8.3.42.15.2kA1IcuIcs=25Icu7GB14048.220014.3.5.4kAlA4.4Icu200kABIcu100kAIcs50kA1IcsIcuAIcu%BIcu%25507510050751004.3.5.327.2.1.17.2.1.224.3.5.4Icw8.3.6.22nIkA()nn=/4.5I66I1010I2020I5050I0.70.50.30.250.21.51.72.02.12.24.5kA110.05s0.050.10.250.51s33InAICWkAIn2500In250012In5kA304.48GB14048.2200198.3.48.3.58.3.68.3.844.54.5.1GB/T14048.120004.5.154A4.3.5.4B()4.3.5.4111(8.3.2.2.48.3.2.2.5)21ABIcs3A3(8.3.6)4()35()V24481101252202502448110127220230:4.5.2GB/T14048.120004.5.24.6GB/T14048.120004.64.74.7.112ab)c1GB/T14048.120002.4.309GB14048.220012.112344.7.21(Uc)(2(In)8.3.2.574.7.34.7.1.226(In)5403027.2.1.2.424.7.41(s)210GB14048.22001GB13539.119925.6.4GB13539.21992s4.8GB/T14048.120004.84.9UimpGB/T14048.1—20004.955.1GB/T14048.120005.12.1.1G5.2aInGB/T14048.120007.1.5.1b)aGB14048.22001Ue(4.3.1.1