Shaanxi Longxiang Electrical Co., Ltd.  

Product Name: 40.5kv Vcb with Embedded Poles and Modularized Mechanism/ 33kv Vacuum Circuit Breaker Model NO.: VIB-40.5/T Certification: VDE, ISO9001-2000, CE, CB, CCC Function: Circuit-Breaker Failure Protection Type: Circuit Breaker Poles Number: 3 Structure: ACB Installation: Open-Type and Insulated Cylinder Type Vcb Arc-extinguishing Medium: Vacuum Speed: High-Speed Circuit Breaker Operation: Electric Type Breaking Capacity: High Voltage Circuit Breakers Rated Voltage: 40.5 Rated Current: 1250/1600/2000A Mechanical Endurance: 10000cycles Trademark: Longxiang Electric Transport Package: Non-Solid Wooden Case for Export Shipment Specification: IEC: M2-E2-C2 Origin: China Baoji HS Code: 85389000 Product Description VIB-40.5/TSeriesofIndoorHighVoltageVacuumCircuitBreakerWithEmbeddedPolesGeneralDescriptionVIB-40.5/Ttypeindoorhighvoltageindoorvacuumcircuit-breakerisusedforswitchgearKYN6140.5(Z).It'sthemostnewtypeofpowersupplyanddistributionequipment.ThisproductisinaccordancewithGB1984-2003standard.StructuralcharacteristicsThiskindofVCBwithadoptintegrateddesign,It'sdifferentfromopen-typeandinsulstedcylindertypevacuumcircuitbreaker:Thevacuuminterrupterandconductivecircuitconnectorsisencapsulatedintheembeddedpolethroughaspecialprocesswithepoxyresin.Assembledthecircuitbreakerwithmodularizedmechanism.ThiskindofVCBwithexcellentelectrical&mechanicalproperties,itrepresentstheadvancedlevelofthevacuumcircuitbreakerinthemodernworld.TechnicalCharacteristicsThedesignofthiskindofVCBtakeintoaccounttheChinesemarketandspecialareasrequirements,itmakesthevacuuminterrupterandconductivecircuitsintoapolebytheadvantageofthesolidinsulationandadvancedtechnologyofAPG.Thisisnotonlysimplifiesthepoleassemblyprocess,topreventtheconnectingboltloosening,becauseofduringoperation,butalsoimprovereliabilityandbefromtheeffectofexternalmechanicalforceandenvironment(suchas:dust,humidity,nasty,highsealevel,animal),andavoidthatVI'soperationlowercausedbyvacuuminterrupteroperatinginadverseenvironment,whichcanleadpotentionalaccidentofVI'ssurfaceflashoverasVCBopening,Sothepoleisfreemaintenancewithintheservicelifeoftheextrnalinsulation.It'smoreenvironment,andrepresentstheadvancedlevelofthevacuumcircuitbreakerinthemodernworld. ApplyingambientconditionsAmbienttemperature:-15~+40ºC,theaveragetemperatureisnotmorethan35ºCin24hours.Theheightabovesealevel:≤1000mRelativehumidity:theaveragehumidityofadayshouldbenomorethan95%;theaveragehumidityofamonthshouldbenomorethan90%.Saturatedvaporpressure:theaveragepressureofadayshouldbenomorethan2.2kPa:the averagepressureofamonthshouldbenomorethan1.8kPa.Itshouldbeinstalledintheplaceswithoutdust,smoke,chemicalerosion,combustiblegasandsalinefumepollution.VIB-40.5 Mechanical Capacity SpecificationS.NNameUnitData 1Clearance between open contacts mm22±2 2Contact stroke of contacts mm7.5±1.5 3Allows the thickness of the contact mm3 4Average closing speed m/s0.65±0.15 5Average opening speed m/s1.8±0.2 6Contact bouncing duration at closing operation ms≤3 7Simultaneity of CO operations of three poles ms≤2 8Out of simultaneity of CO operations of three poles ms≤2 9Separating brake rebound amplitude mm210Buffer spacing mm7Our Factory