ZN63A-12-Reihe von Indoor Hochspannung Vakuum-Cir

ZN63A(VS1)-12seriesofindoorvacuumcircuitbreakerisusedforindoor12kVswitchgear,itissuitabletocontrolandprotecttransmissionanddistributionsystemsuchaselectricnetworkequipmentandindustrial&miningindustryetcastheirprotectionandcontrolunit. ItcanmatchwithKYN28(GZS1),XGNandGG1-Aseriesofswitchgears.TheProductsmeetstandardsofGB1984-2003,thisseriesofproductsinclude:VCBtruck,isolationtruckandFusetruckEtc. Structuralcharacteristics: 1.ThisseriesofVCBisusedintegrateddesignforoperatingmechanismandVCBbodywithreasonable,beautifulandcompactarrangement. 2.ThisseriesofVCBadoptedverticalinsulationhouseagainstimpactduetodifferentweather,itcaneffectivelypreventVIsagainstdamagebyexteriorfactors, 3.ThetwodifferentinstallationunitofFixedtypeandwithdrawabletypecanmeetthedifferentrequirementsfordifferentswitchgear. Applyingambientconditions 1.Ambienttemperature: -10 - + 40. 2.Theheightabovesealevel: & le; 1000 m (Notincludingspecialrequirements). 3.Relativehumidity:theaveragehumidityofadayshouldbenomorethan95%.Theaveragehumidityofamonthshouldbenomorethan90%. 4.Saturatedvaporpressure:theaveragepressureofadayshouldbenomorethan2.2kPa;theaveragepressureofamonthshouldbenomorethan1.8Kpa. 5.Earthquakeintensity: notexceed8degrees. 6.Itshouldbeinstalledintheplaceswithoutfire,explosion,seriousfilth,andchemicalerosionandviolentvibration. MainTechnicalSpecification SN Name Einheit Data 1 ratedvoltage kV 12 Hz 50/60 2 Ratedfrequency 3 Ratedcurrent A 630 1000 1250 630 1000 1250 1250 1600 2000 1600 2000 2500 3150 4 Ratedshortcircuitbreakingcurrent kA 20 25 31,5 40 5 Ratedpeakwithstandcurrent kA 50 63 80 100 6 Ratedshort-circuitduration S 4 7 Ratedpowerfrequencywithstandvoltage Betweenphases, phasetoground kV 42 / 1min Betweengaps kV 48 / 1min 8 Ratedlightningimpulsewithstandvoltage Betweenphases, phasetoground kV 75 85 9 Betweengaps Ratedoperatingsequence 0-0.3s-CO-180s-CO / 0-180s-CO-180s-CO (40kA) 10 powersourcevoltageofopeningandclosingcircuit V 220 / -110; -220 / 110 11 Ratedcurrentofopeningandclosingcoil A -220 / 1,11; -110 / 2.75 12 Ratedbreakingcurrentofsinglecapacitorbank A 630 13 Ratedbreakingcurrentofbacktobackcapacitorbank A 400 14 Electricalenduranceclass ClassE2 (30cycles) 15 Mechanicalendurance Cycle (classM1) 10000 16 111 17 mm Clearancebetweenopencontacts Contactstrokeofcontacts mm 3.50.5 18 OutofsimultaneityofCOoperationsofthreepoles ms 2 19 Contactbouncingdurationatclosingoperation ms 2/3 (40 kA) 20 Closingtime ms 3570 ms 21 Openingtime 2050 22 Averageclosingspeed m / s 0.60.2 23 Averageopeningspeed m / s 1.10.2 24 Maincircuitresistanceofeachpole 50 (630A) 45 (1250A ) 35 (16002000A) (above2500)