Izinhlobo ze-circuit breaker ze-Molded Case
Ama-Molded case circuit breakers (ama-MCCB) ayizingxenye ezibalulekile ezinhlelweni zikagesi ukuvikela ekugcwaleni ngokweqile kanye nama-short circuits. Aklanyelwe ukuphazamisa ukuhamba kukagesi uma kwenzeka iphutha, ukuqinisekisa ukuphepha kwemishini nabasebenzi. Ukuqonda izinhlobo ezahlukene zama-molded case circuit breakers kubalulekile ekukhetheni efanele isicelo esithile. Lesi sihloko sizohlola izinhlobo ezahlukene zama-MCCB, izici zawo, kanye nezinhlelo zokusebenza zawo.
1. I-standard built case circuit breaker
Ama-MCCB ajwayelekile ayizinhlobo ezivame kakhulu ezitholakala ezindaweni zokuhlala, zezentengiselwano, kanye nezezimboni. Aklanyelwe ukuvikela amasekethe ekugcwaleni ngokweqile kanye namasekethe amafushane. Lawa ma-breaker avame ukuza nezilungiselelo zokuhamba ezilungisekayo, okuvumela umsebenzisi ukuthi enze ngokwezifiso izinga lokuvikelwa ngokusekelwe ezidingweni ezithile zesistimu kagesi. Ama-MCCB ajwayelekile atholakala ngezilinganiso ezahlukahlukene zamanje ukuze avumelane nezidingo ezahlukahlukene zesicelo.
2. I-electronic build case circuit breaker
Ama-MCCB e-elekthronikhi asebenzisa ubuchwepheshe obuthuthukisiwe ukuhlinzeka ngezici zokuvikela ezithuthukisiwe. Ngokungafani nama-MCCB ajwayelekile athembele ezindleleni zokushisa kanye nezama-magnetic ukuze akhubeke, ama-MCCB e-elekthronikhi asebenzisa ubuchwepheshe obusekelwe kuma-microprocessor. Lokhu kuvumela izilungiselelo zohambo ezinembile kakhulu kanye nezici ezengeziwe njengokuvikelwa kwephutha lomhlabathi, ukutholwa kokwehluleka kwesigaba, kanye namakhono okuxhumana. Ama-MCCB e-elekthronikhi afaneleka kakhulu ezinhlelweni ezisebenzisa imishini ebucayi ngoba anciphisa ingozi yokukhubeka.
3. I-hydraulic electromagnetic molded case circuit breaker
Ama-MCCB e-hydraulic electromagnetic asebenzisa indlela ye-hydraulic ukuthola ukugcwala ngokweqile kanye nama-short circuits. Aziwa ngokuthembeka kwawo kanye nekhono lokusingatha ama-current aphezulu okungena, lolu hlobo lwe-circuit breaker lufanele ukusetshenziswa ezinhlelweni ze-motor kanye ne-transformer. Indlela ye-hydraulic inesici sokubambezeleka kwesikhathi esivumela i-circuit ukuthi imelane nokugcwala ngokweqile kwesikhashana ngaphandle kokukhubeka. Lesi sici siwusizo kakhulu ezindaweni zezimboni lapho imishini ingase ibhekane nokukhuphuka kwamandla kagesi okufushane.
4. I-circuit breaker yekesi ebunjiwe enemisebenzi emibili
Ama-MCCB anemisebenzi emibili ahlanganisa ukusebenza kwama-circuit breaker ajwayelekile kanye nama-electronic. Anikeza isivikelo sendabuko se-thermal-magnetic kanye nezilungiselelo zokuhamba nge-electronic. Lokhu kuguquguquka kwenza abasebenzisi bazuze ekuthembekeni kwesivikelo se-thermal-magnetic ngenkathi benokukhetha izici ezithuthukisiwe njengokuvikelwa kwephutha lomhlaba. Ama-MCCB anemisebenzi emibili afanele izinhlelo zokusebenza ezidinga kokubili isivikelo esijwayelekile kanye nezici zokuphepha ezengeziwe.
5. I-circuit breaker ekhethekile ebunjiwe
Ama-MCCB akhethekile aklanyelwe izinhlelo zokusebenza ezithile noma izindawo ezithile. Lawa ma-circuit breaker angafaka izici ezifana nezindawo ezivikela isimo sezulu zokusetshenziswa ngaphandle, ukufudumala okuqinisiwe kwezinhlelo zokusebenza ze-voltage ephezulu, noma izici ezithile zokukhubeka kwezinqubo zezimboni ezihlukile. Ama-MCCB akhethekile avame ukwenziwa ngokwezifiso ukuze ahlangabezane nezidingo ezihlukile zomkhakha othile, njengowoyela negesi, ukumbiwa kwezimayini, noma amandla avuselelekayo.
Kafushane
Ama-molded case circuit breakers abalulekile ekuvikeleni izinhlelo zikagesi emaphutheni nasekuqinisekiseni ukusebenza okuphephile. Ukuqonda izinhlobo ezahlukene zama-molded case circuit breakers (ajwayelekile, e-elekthronikhi, ama-hydraulic-magnetic, ama-dual-function, kanye nobuchwepheshe) kuvumela abasebenzisi ukuthi bakhethe i-circuit breaker efanele kakhulu izidingo zabo ezithile. Njengoba ubuchwepheshe buqhubeka nokuthuthuka, amakhono ama-molded case circuit breakers nawo ayashintsha, ahlinzeka ngokuvikelwa okuthuthukisiwe kanye nokuthembeka kwezinhlelo zokusebenza ezahlukahlukene. Kungakhathaliseki ukuthi ukusetshenziswa kwezindlu, kwezentengiselwano, noma kwezimboni, ukukhetha i-molded case circuit breaker efanele kubalulekile ekugcineni uhlelo lukagesi oluphephile nolusebenzayo.
Isikhathi sokuthunyelwe: Mashi-24-2025