Chii chinonzi fuse yemagetsi uye inoshanda sei?
Zvishandiso uye Mazano

Chii chinonzi fuse yemagetsi uye inoshanda sei?

20.02.2023 /

Zvizhinji zvemagetsi zviri mumba mako zvine chengetedzo yavo kune fuse.

Pese paunosangana nemasimba makuru ekuwedzera asi uchiri kuona kuti socket yako yekuwedzera haina kupisa pasi, fuse, kana ikashandiswa, ndicho chikamu chinoita shuwa kuti ndizvo zvazviri.

Chii chinonzi fuse uye chinoshanda sei?

Mutungamiriri wedu anoedza kupindura mibvunzo iyi nhasi apo tinopa zvese zvaunoda kuziva nezveimwe, kusanganisira mhando dzakasiyana uye kuti fuse inosiyana sei kubva kune inotyora wedunhu.

Ngatidzikei kubhizinesi.

Chii chinonzi fuse?

Fiyuzi yemagetsi kamudziyo kadiki kane kamutsetse katete kekondukita kanodzivirira dzimba nemidziyo yemagetsi kubva pakuwanda kwemagetsi. Ichi chidziviriro chemagetsi chinocheka simba kune chiridzwa kana hurongwa hwemagetsi kana ikozvino kuyerera kudarika kukosha kunokurudzirwa.

Chii chinonzi fuse yemagetsi uye inoshanda sei?

Magetsi haisi chinhu chinokonzeresa njodzi yemagetsi kwatiri. Sezvinongoitawo vanhu vane huwandu hwakanyanya hwemagetsi hunogona kupfuura nemuviri pasina chero kuuraya, midziyo yako yemagetsi nemasisitimu anowanzo kuve neazvino uye voltage ratings. 

Kana magetsi achinge adarika miganhu iyi, masisitimu ako emagetsi anobatwa nechirwere chinouraya. Mudzimba nemabhizinesi, izvi zvinoreva kushandisa mari yakawanda kugadzira kana kutsiva midziyo nemidziyo inodhura. 

Dzimwe nguva kuvhiyiwa kwakadaro, kana pasina dziviriro, kunogona kutokonzera moto uye kuve nengozi kumunhu. Kuti udzivirire pamigumisiro yakaipa ye overcurrent, fuse inotanga kushanda.

Fuse inoita sei?

Kuti udzivirire kubva pakukwira kwemagetsi, tambo yakatetepa conductive mu fuse inonyunguduka uye inotyora dunhu. Nokudaro, kuyerera kwemagetsi kune zvimwe zvikamu munharaunda kunokanganiswa uye zvikamu izvi zvinoponeswa kubva pakupisa. Iyo fuse inoshandiswa seyakabatwa nekudzivirira kwepamusoro. 

Chii chinonzi fuse yemagetsi uye inoshanda sei?

Kondakita mutete iwaya yemukati kana chinhu chakagadzirwa ne zinc, mhangura, kana aluminium, pamwe chete nedzimwe simbi dzinozivikanwa.

Iyo fuse yakaiswa munhevedzano mudunhu kuitira kuti zvese zvazvino zvinoyerera kuburikidza nazvo. Mune fuse pachayo, waya dzakaiswa pakati pematerminals maviri uye inobata materminals kumagumo ese. 

Pamusoro pekufuridzirwa nekuda kwekuwandisa kwemagetsi, fuse zvakare inovhuvhuta kana paine dunhu pfupi kana kukanganisa kwepasi.

Kukanganisa kwepasi kunoitika kana paine kondakita wekune imwe nyika mudunhu rinoshanda seimwe nzvimbo.

Iyi dunhu pfupi inogona kukonzerwa neruoko rwemunhu kana chero chinhu chesimbi chinosangana newaya mhenyu. Fuse yemagetsi yakagadzirirwa izvi inoputika kana kunyunguduka.

Kutsvaga kana fuse yakaputika zviri nyore. Iwe unogona nemaziso kuongorora mhando dzakajeka kuti uone kana waya yakatyoka, yakanyungudutswa, kana kupiswa.

Iwe unogona zvakare kushandisa multimeter kutarisa fuse kuenderera. Iyi ndiyo nzira yakarurama yekuongorora.

Hunhu hwemagetsi emagetsi

Mafusi anouya mumagadzirirwo akasiyana uye ane mareti akasiyana. Chiyero chefuse ndiyo huwandu hwehuwandu hwemazuva ano kana voltage inogona kupfuura nepawaya yayo yesimbi yakatetepa isati yanyungudika.

Chiyero ichi chinowanzodzikira negumi muzana pane mwero wemudziyo unodzivirirwa nefuse, saka dziviriro yakakwana.

Fuse inogonawo kuve nekupwanya kwakasiyana uye nenguva dzakasiyana dzekushanda zvichienderana nerudzi rwefuse.

Chii chinonzi fuse yemagetsi uye inoshanda sei?

ikozvino rating

Iyo yakayerwa ikozvino ndiyo yakanyanya ikozvino iyo fuse yakatemerwa. Chero kuwedzeredza kushoma kwechiyero ichi kunotungamira mukutsva kwewaya.

Nekudaro, chiyero ichi chinogara chichishandiswa pamwe chete neiyo voltage rating uye rwendo rwekufamba nguva, zvinoenderana nedunhu rinoshandiswa fuse. 

Voltage level

Sezviyereso zvazvino, chiyero chevoltage yefuse ndiyo yakanyanya voltage iyo simbi inogona kubata. Nekudaro, kana uchitarisa kukosha uku, inowanzoiswa pamusoro peiyo magetsi ekupa kubva kunobva kwairi.

Izvi zvinonyanya kukosha kana paine michina yakati wandei mugadziriro yemagetsi ichishandisa yakayerwa ikozvino asi yakasiyana-siyana mavheti. Iyo rated voltage inowanzoiswa kune yakanyanya kuchengetedzeka voltage. 

Nekuda kweizvi, epakati voltage marudzi haashandiswe mune yakaderera voltage maseketi kana masisitimu kupa yakavimbika chikamu chekudzivirira. 

Nguva yekupindura

Fuse time ndiko kunonoka simbi isati yatsva. Iyi nguva yekupindura yakanyatsoenderana nechiyero chazvino kuitira kuti ipe dziviriro yakakwana. 

Semuyenzaniso, mafizi akajairwa anoda chitubu chemagetsi zvakapetwa kaviri reti yavo kuti ivhuvhute musekondi imwe, ukuwo mafizi anokurumidza kuvhuvhuta ane mwero wakafanana uye simba rinogona kuvhuvhuta mumasekonzi 0.1. Fuse yenguva yakarembera inodzima magetsi mushure meanopfuura masekonzi gumi. 

Kusarudzwa kwavo kunoenderana nekunzwa uye maitiro echigadzirwa chakachengetedzwa.

Mafusi anomhanya-mhanya anoshandiswa mumashandisirwo ane zvikamu zvinonyanya kunzwisiswa kune kudiki-diki kukwira, nepo inononoka-kuita kana kunonoka-inovhuvhuta fuse inoshandiswa mumamotor apo zvikamu zvinowanzo dhirowa zvazvino kupfuura zvinowanzoitika kwemasekonzi mashoma. 

Kuputsa simba

Fuse breaking capacity ndiyo chiyero chinoshandiswa mumhando yepamusoro yekutyora (HRC) shanduro. HRC fuse inobvumira overcurrent kupfuura kwenguva yakati netarisiro yekuti ichadzikira. Vanobva vatyoka kana kunyungudika kana kukonana uku kukasaitika. 

Iwe unogona kunge wakafungidzira nemazvo kuti izvi zvakanangana nemhando dzekunonoka nguva uye nzvimbo yekuzorora ingori iyo yakanyanya kubvumidzwa inobvumidzwa panguva ino pfupi yekunonoka. 

Kana nguva yakarongerwa yekunonoka isati yasvika, asi simba rekusimba rinopfuudzwa, fuse inovhuvhuta kana kunyungudika. Iyi imhando yekudzivirira kaviri. Panyaya iyi, mafizi eHRC anogona zvakare kunzi akakwira breaking capacity (HBC) fuse.

Kune zvakare yakakwira voltage HRC fuse anoshandiswa mumaseketi emagetsi emagetsi akakwira uye yakaderera voltage HRC fuse anoshandiswa mune yakaderera voltage kugovera masisitimu. Aya mafiyuzi eHRC akaderera kazhinji akakura pane akajairwa.

Fuse design

Muzhinji, iyo fuse rating inosarudza simba rayo uye dhizaini. Semuenzaniso, mumafusi ane simba guru unogona kuwana tambo dzakati wandei kana waya dzesimbi, nepo mamwe mafiyuzi anoshandisa simbi simbi kutsigira tambo kubva kuhondo.

Vamwe vanoshandisa zvinhu kudzora kutsemuka kwesimbi, uye uchawanawo waya dzerabhoni dzakagadzirwa kuti dzitaridzike sezvitubu kuti vakurumidze kupatsanura. 

Nhoroondo yeFuse

Nhoroondo ye fuse yakatanga muna 1864. Ipapo ndipo apo Breguet akakurudzira kushandisa conductive mudziyo pasaiti kuchengetedza zviteshi zveteregirafu kubva pakurohwa nemheni. Zvadaro, nokuda kwechikonzero ichi, waya dzakawanda dzekufambisa dzakagadzirwa dzakashanda sefuse. 

Zvisinei, yakanga isati yasvika muna 1890 apo Thomas Edison akapa mvumo yekushandiswa kwefuse mumagetsi ekuparadzira masisitimu ekudzivirira dzimba kubva kune aya makuru ekuwedzera. 

Chii chinonzi fuse yemagetsi uye inoshanda sei?

Ndeapi marudzi emafuse?

Kazhinji, kune mapoka maviri emafuse. Aya mafizi eAC uye mafizi eDC. Hazvina kuoma kunzwisisa musiyano pakati pezviviri izvi.

Mafusi eAC anongoshanda neAC nepo mafizi eDC achishanda neDC. Nekudaro, mumwe mutsauko wakakosha pakati pezviviri ndewekuti iwe unogona kuona kuti mafizi eDC akati kurei pane AC fuse.

Zvino aya mapoka maviri emafuse akakamurwa kuita yakaderera voltage fuse uye high voltage fuse. Idzo dzakanyanya kusarudzwa sarudzo dzinobva dzarongwa mumapoka maviri aya.

Low voltage fuse

Low voltage fuse ma fuse anoshanda pa low voltage rating. Vanogona kukamurwa kuva marudzi mashanu; katuriji fuse, plug-in fuse, mafiyusi ezvinokonzeresa, mafizi ekuchinja uye mafizi ekudhonza-kunze.

  • Mafizi emagetsi anotsiviwa. Mafiyuzi anotsiviwa anoshandiswa zvakanyanya mumagetsi ekugovera masisitimu mudzimba nemahofisi. Idzi dzinowanzova porcelain akavharidzirwa fuse ane mubato unoshanda nehwaro hwefiyuzi. Ivo zvakare vane maviri blade terminals yekugamuchira uye kuburitsa magetsi mudunhu, seyakajairwa fuse dhizaini.

Demountable fuses anoshandiswa mudzimba uye muhofisi mamiriro nekuda kwekureruka kwekubatanidza uye kuvabvisa kubva pachigadziko. 

  • Cartridge fuse: Aya mafiyuzi ane ese akavharirwa zvachose mumudziyo, aine materminals edunhu chete ari pachena. Cartridge fuse inouya mune zvakawanda zvimiro uye ine akasiyana ekushandisa.

D-type cartridge fuse dzakaita sebhodhoro uye dzinonyanya kuwanikwa mumidziyo midiki. Vanowanzoiswa mune imwe ceramic kesi ine simbi inogumira kuitisa magetsi.

Mafusi ari low voltage HRC fuse, nepo blade fuse inogona kutsiviwa zviri nyore, sezvingagona kubatanidzazve fuse, asi yakavharwa mupurasitiki pachinzvimbo. Blade fuse inowanzoshandiswa mumotokari.

  • Mafusi emagetsi: Fuse yekurova haishandise tambo yakatetepa inonyungudika. Pane kudaro, inobvisa pini yekubatanidza kutyora dunhu uye inoshanda seyekunze yekuona cue kuona kana fuse yaputika.
  • Kuchinjisa fuse: Aya ma fuse anoshandiswa mu low voltage masisitimu ane ekunze switch anogona kushandiswa kuvhara kana kuvhura nzira iripo. 
  • Mafizi anodonhedza-pasi: Mafizi anodonhedza pasi anoburitsa tambo yakanyungudutswa kubva pazasi uye anowanzo kuwanikwa mune yakaderera voltage transformer suspension masisitimu. 

High voltage fuse

High voltage fuse inouya nenzira dzakasiyana. Kune HRC mvura yakakwira voltage fuse inoshandisa zvinwiwa kudzima arc.

Isu tinewo mafusi ekusundidzira kunze anoshandisa boric acid kukanganisa maitiro, uye katuriji mhando HRC fuse anoshanda zvakafanana neawo low voltage mamwe. 

Mafizi anofanira kushandiswa kupi?

Mafusi anowanzo shandiswa mudiki uye hombe AC ​​masisitimu ane transformer. High voltage fuse ane high current rating anoshandiswa mumagetsi system transformers anoshanda anosvika 115,000 volts. 

Mafusi emagetsi epasi uye epakati anoshandiswa kuchengetedza madiki emagetsi ekushandura masisitimu. Izvi zvinosanganisira, pakati pezvimwe, masisitimu mumaterevhizheni, mafiriji uye makomputa. 

Uyezve, kana zvichikwanisika kuisa fuse chero kupi zvako munharaunda, zvakanakisisa kuiisa pakutanga kwegadziriro. Ndosaka iwe uchiona ma fuse akaiswa pamapulagi emidziyo kana kumberi kwenzvimbo yekubatanidza yetransformer.

Chii chinonzi fuse blocks?

Fuse boxes ihubs mumasisitimu emagetsi anogara mafizi akawanda anochengetedza nzvimbo dzakasiyana dzeimba yako kana hofisi. Ivo vanoshanda seyakagadzika fomu yekudzivirira kwekuvhiya kana imwe yemidziyo yako isina kugadzirwa nemukati fuse. 

Iwe unowanzoona fuse mabhokisi anonzi switch panels kana junction mabhokisi, asi ose anoita basa rimwe chete. Vanobata matanhatu kusvika gumi nemaviri ega ega akatemerwa fuse. 

Kunyange zvazvo mabhokisi ekare ekugara aingoiswa pa60 amps, nhasi tinoona mabhokisi efuse ane chiyero che 200 amps. Iyi ndiyo nhamba yezviyero zveese mafuse ega ega mubhokisi.

Ikozvino, mabhokisi efuse anowanzo vhiringika nemabhokisi edunhu anotyora.

Musiyano uripo pakati pemafuse ane macircuit breakers

Circuit breakers inoita basa rakafanana nemafiyuzi emagetsi; vanodzivirira midziyo yemumba kubva kune simba rekuwedzera nekuvhara dunhu. Nekudaro, maitiro maviri aya anoita izvi akasiyana.

Panzvimbo pekuve netambo yakanyungudutswa kana yakawedzera, mabreaker breaker anoshanda nemukati mekubatana uye ekunze switch. Mabatirwo emukati anowanzo kupedzisa dunhu, asi anotamiswa pamberi peanopfuura. Kudzora kwekunze kwemutsigiri wedunhu kunobatsira kuisa vanobatana uye muparadzi wedunhu mune inodzivirira mamiriro. 

Kubva pane izvi iwe unogona kuona kuti nepo fuse dzichigara dzichitsiviwa kana dzichiridza, mabreaker edunhu anogona kushandiswa kakawanda. Unongofanira kuzviseta patsva. Mabhokisi edunhu anotyora anozosanganisira mazhinji eaya ma switch pane ma fuse. 

Nguva yekutsiva fuse

Fuse inogona kugara kwehupenyu hwese kana ikaiswa pamasisitimu emagetsi anokurudzirwa uye pasina mabhii emagetsi. Izvi zvakafanana kana isina kuiswa munzvimbo inonyorova kana yakanyorova iyo inongoita ngura.

Zvisinei, unofanira kugara uchichinja fuse pashure pemakore 20-30 ekushandiswa. Uhu ndihwo hupenyu hwavo hwemazuva ose.

Mutungamiri Vhidhiyo

Chii chinonzi Magetsi Fuse Uye Inoshanda Sei

mhedziso

Kushandisa midziyo isina fiyuzi yemagetsi kana kuva nemba isina bhokisi refiyuzi remagetsi chiratidzo chenjodzi dzemagetsi nemoto. Nguva dzose iva nechokwadi chokuti fiyuzi yakarurama yakaiswa mumasisitimu emagetsi kana maseketi, uye iva nechokwadi chekuitsiva kana ikafuridzirwa.

Inowanzobvunzwa Mibvunzo

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