What is the Difference of MCB, MCCB and ACB? - My ...

Like the MCB and MCCB, ACB also functions not only as a breaker and connecting the electrical circuit, but ACB also has the ability to ... Home ElectricalParts WhatistheDifferenceofMCB,MCCBandACB? WhatistheDifferenceofMCB,MCCBandACB? WhatisthedifferencebetweenMCB,MCCBandACB.thefollowingexplanation! WhataretheMCB,MCCBandACB,andwhatarethedifferences? ExplanationofMCB,MCCB,andACBandtheirdifferences TherearevarioustypesofBreakerandSafetyequipmentinelectricalsystemsthatarecommonlyused,including:MCB,MCCBandACB,andofcoursebetweenMCB,MCCBandACBithasdifferencesinvariousthings,includingtheformandinstallation. Whenwewanttoinstalladevicethatcanbeusedforboththecircuitbreakerandthesafetyoftheelectricalcircuitthatwehave,ofcoursewehavetochoosebetweenthethreetypesofthoseequipments,andhowdowedeterminetherightbreakerandsafetydevicebetweenthethreedevices? MaybetherearestillmanyofuswhoarestillconfusedinchoosingwhichSafetydevicetouse,whetherMCB,MCCBorACB,thereforetobetterknowwhatthefunctionsanddifferencesarebetweenthethreetools,firstwemustknowwhatismeantbyMCB,MCCB,andACB,andwhatarethedifferences. WhatisthedifferencebetweenMCB,MCCBandACB WhatisDifferenceofMCB,MCCBandACB? MCB,MCCBandACBfunctionsandtheirdifferences DifferencesMCB,MCCBandACB MCB MCBisanabbreviationofMiniatureCircuitBreaker,FromthenameMCB(MiniatureCircuitBreaker)itcanbeinterpretedthatMCBisanelectricalcircuitbreakerthathasasmallsizeorshape. MCBdoesnotonlyfunctionasabreakerandconnectorinaseriesofelectricity,besidesMCBisalsoequippedwithaSafetysystemthatwillautomaticallydisconnecttheelectricalcircuitwhenovercurrentoccurs. OverCurrentcanoccurduetoexcessuseofelectricity,orbecauseofashortcircuitintheelectricalcircuit. LimitationElectriccurrentthatcanbechargedtoanMCB,usuallyinaccordancewiththespecificationslistedontheMCB,forexample,ifanMCBiswritten2AmeansthisMCBwilldisconnectthecircuitwhenthecurrentisexceeded2A. IntakecapabilityThemaximumcurrentoftheMCBunlikeMCCBandACBwhichcanbeusedforcurrentreachesabove1000A,themaximumcurrentlimitoftheMCBisonlyabout63A,inaddition,thecurrentlimitstatedontheMCBcannotbesetaccordingtotheneedsasinmostMCCBsandACB. MCBhasawidechoiceofnumberofpoles(Pole),includingMCB1P,MCB2P,MCB3P,MCB4P,andMCBcanalsobeusedforseveralvoltageoptions,suchas220Vto400V. MCBisnotsupportedfortheadditionofotheraccessories,suchasUVT,SHT,Switch,Relay,andsomeotheradditionalaccessoriescommonlyusedinMCCBorACB. MCBisgenerallyusedforsafetyathomeelectricalinstallations,asasafetycontrolcircuit,lightsandmeasuringinstrumentsonanMCCpanel,andasasafeguardontheLCC(LightingControlCentre)panel. MCCB MCCB isanabbreviationof MoldedCaseCircuitBreaker,fromitsnameitcanbeinterpretedthatMCCBisabox/squarecircuitbreaker. LiketheMCB,MCCBalsofunctionsnotonlyasabreakerandconnectingtheelectricalcircuit,butalsoMCCBhastheabilitytoautomaticallydisconnectwhenloadedwithacurrentexceedingthemaximumcapacityoftheMCCB. MCCBhastheabilitytodeliverMaximumcurrentsthataremuchgreaterwhencomparedtoMCB,theMCCBcapabilityreaches1000A. SomeMCCBmodelshavetheadvantage,whichisequippedwithamaximumselectivitylimitcurrentMCCBselector,withthisselectorcanbesetwhatpercentageofthelimitThemaximumcurrentforMCCBisbroken. MCCBisavailableinanumberofpoles(Pole),thereisMCCB2P,MCCB3P,MCCB4P,althoughMCCB1Pisavailable,butisrarelyused. MCCBcanbeusedforvarioustypesofElectricVoltage,fromLV(LowVoltage)toMV(MediumVoltage). SometypesofMCCBcanbepairedwithotheradditionalaccessories,suchasUVT(UnderVoltageTrip),Switch,AuxiliaryContact. MostoftheMCCBisusedforindustrialelectricalsystemsthathaveconsiderablepowerandareusuallyusedfor3-phaseelectricity,whichrequiresagreatercapacityforBreakingCapacity. ACB ACB isanabbreviationof AirCircuitBreaker,fromitsnameACBcanbeinterpretedasadevicethatfunctionsasacircuitbreakerandutilizestheairtoreducethearcingofanarcwhentheACBisturnedon. LiketheMCBandMCCB,ACBalsofunctionsnotonlyasabreakerandconnectingtheelectricalcircuit,butACBalsohastheabilitytoautomaticallydisconnectwhenloadedwithacurrentthatexceedsthemaximumcapacityoftheACB. InadditionACBalsohasseveralotherfunctions,namely:canbeequippedwithUVT(UnderVoltageTrip)whichservestoprovideprotectionwhenthereisnovoltage,theACBcannotbeoperated. ACBcanalsobeequippedwithCC(ClosingCoil),whichfunctionstoturnontheACBautomatically. ACBhastheabilitytodeliverMaximumcurrentthatismuchgreaterwhencomparedtoMCBandMCCB,therearemorethan6000AACBcapabilities. ACBisalsoequippedwithamaximumselectivitylimitcurrentlimitACB,withthisselectorcanbesetwhatpercentageofthemaximumcurrentlimitforACBisbroken(Trip). ACBisonlyavailablein2poles(Pole),namelyACB3P,andACB4P. ACBcanbeusedforvarioustypesofElectricVoltage,fromLV(LowVoltage)toHV(HighVoltage). ACBcanbepairedwithavarietyofotheradditionalaccessories,suchasUVT(UnderVoltageTrip),Switch,AuxiliaryContact,SHT,CC,andothers,andcanalsofunctionwiththe"AutomaticClose/Open"system. ACBisonlyusedforindustrialelectricalsystemsthathaveconsiderablepowerandareusuallyusedfor3-phaseelectricity,whichrequiresagreatercapacityofBreakingCapacity. MyElectricalDiary Tweet RelatedPost: WrittenbyRahmadAzly — Monday,October8,2018 — AddComment — ElectricalParts ThereisNoCommentyet"WhatistheDifferenceofMCB,MCCBandACB?" PostaComment ProvideyourbestOpinion,Critical,Comment,withGoodandPoliteWords.ToSupportthisBlog ←NewerPost OlderPost→ Home Subscribeto: PostComments(Atom) Followers NEWARTICLES Pages HOME CONTACT PRIVACYPOLICY ABOUT DISCLAIMER