Yintoni isixhobo sokukhusela utyando oludibeneyo lwe-1 + 2?

Kwiziseko zombane zanamhlanje, ezi zixhobo zihlala zifakelwa emnyango wenkonzo okanye kwibhodi yokuhambisa umbane ukuze kukhuselwe yonke into inkqubo yokukhusela ukugaleleka kombane.

Ukuqonda ubudlelwane phakathi Isixhobo sokukhusela ukugquma kohlobo lwe-1+2 xa kuthelekiswa nesixhobo sokukhusela utyando sohlobo lwe-2 kubalulekile xa kuqulunqwa ukhuseleko oludibeneyo lokuhamba kwamandla kwiinethiwekhi zamandla zoshishino kunye nezorhwebo.

Ngokungafaniyo nomgangatho Isixhobo sokukhusela utyando lwe-Type 2, ekhusela kakhulu kwimibane engangqalanga kunye nokutshintshatshintsha kwamandla, Isixhobo sokukhusela ukugquma kohlobo lwe-1 + 2 Yenzelwe ukusingatha iimpembelelo zombane ezinamandla aphezulu ngelixa ikwanciphisa i-overvoltage esezantsi.

Iinkqubo ezininzi zokukhusela ukungena kweenkonzo ziyadityaniswa Izikhuseli zoxinzelelo lwesitimela se-DIN eyenzelwe ngokukodwa ukukwazi ukukhupha izinto eziphezulu kunye nokuthobela imithetho Isixhobo sokukhusela ukugquma kwe-IEC 61643-11 imigangatho.

Imizekelo yezo teknoloji zokukhusela inokufumaneka kwiingcali ezikhethekileyo Izisombululo ze-SPD zohlobo lwe-1+2 yenzelwe iindawo zokusasazwa kwamandla kwimizi-mveliso.

I-Type 1+2 SPD isebenza njani njenge-Lightning Current Arrester?

A Uhlobo oludibeneyo lwe-1+2 SPD isebenza njenge isithinteli samandla ombane ngokujika ngokukhuselekileyo imisinga yempembelelo enamandla aphezulu ukusuka kwiziganeko zombane ukuya kwinkqubo yokumisa umhlaba.

Ezi zixhobo zenzelwe ukumelana nomgangatho oqhelekileyo I-10/350 μs ye-lightning impulse waveform, emele umsinga wombane othe ngqo ongena kwinethiwekhi yombane.

Indlela yokukhupha umbane ngoku

Ngexesha lokubetha kombane okanye ukuqhuma okukhulu okubangelwa isixhobo sokukhusela umbane isebenza ngokukhawuleza izinto zokukhusela zangaphakathi ezifana nezi:

• ii-varistors ze-metal oxide (MOV)

• iityhubhu zokukhupha igesi (GDT)

• izakhiwo zesikhala sentlantsi

Ezi zinto ziqhuba amandla okuphuma emhlabeni ngelixa zinciphisa i-voltage efikelela kwiisekethe ezisezantsi.

Kwiinkqubo eziyilwe ngokwe Iindawo zokukhusela umbane ze-LPZ, Ii-SPD zohlobo lwe-1+2 zihlala zifakelwa xa kutshintshelwa phakathi kwe-LPZ 0 kunye ne-LPZ 1.

Olu kubekwa luthintela ukunyuka kwamandla aphezulu ukuba kungangeni nzulu kufakelo lombane.

Ukuze ufumane uthelekiso lobuchwephesha oluneenkcukacha oluchazayo Isixhobo sokukhusela ukugquma kohlobo lwe-1+2 xa kuthelekiswa nesixhobo sokukhusela utyando sohlobo lwe-2, ungabhekisa kwisikhokelo sobunjineli apha:
https://www.leikexing.com/blogs/is-the-difference-between-type-1-2-and-type-2-surge-protection-devices/

Zeziphi izicelo ezifuna ii-SDP zohlobo oludibeneyo lwe-1+2?

A Uhlobo oludibeneyo lwe-1+2 SPD isetyenziswa kakhulu kwiinkqubo zamandla apho kufuneka khona ukhuseleko lwamandla ombane kunye nokunciphisa ukugqobhoza kwamanzi.

Izicelo eziqhelekileyo

Ufakelo oluqhelekileyo luquka:

• iiphaneli zokungena kwizakhiwo zorhwebo

• iinkqubo zokusasazwa kwamandla emizi-mveliso

• iinkqubo zamandla ze-photovoltaic

• izibonelelo zonxibelelwano

• amagumbi ezixhobo zeziseko zophuhliso

Ezi ndawo zifuna amandla aqinileyo ukhuseleko lokunyuka kwebhodi yokusasazwa ephambili kuba imisinga yombane engena ngeentambo zombane inokubangela umonakalo omkhulu kwizixhobo.

Ufakelo lwemizi-mveliso ludla ngokusebenzisa inkqubo yokukhusela ukugquma komoya, apho kufakwa iintlobo ezininzi ze-SPD kumanqanaba ahlukeneyo enethiwekhi yamandla.

Ulwakhiwo oluqhelekileyo loQhagamshelwano lwe-SPD

Olu lwakhiwo luqinisekisa ukuba amandla okuphuma kwamanzi ancitshiswa kancinci kancinci kulo lonke inkqubo yokukhusela ukugaleleka kombane, ukuphucula ukuthembeka kwezixhobo kunye nokhuseleko lokusebenza.

Ungayikhetha njani i-DIN Rail Type 1+2 Surge Protector?

Ukukhetha okuchanekileyo Isikhuseli sokuqhuba uloliwe we-DIN ifuna ukuvavanya zombini iimpawu zenkqubo yombane kunye neemeko zokusingqongileyo.

1. Vavanya iVolthi yeNkqubo kunye noBume bokuHlaba

I-SPD kufuneka ihambelane nolungiselelo lokubeka umhlaba kwinkqubo.

Uqwalaselo oluqhelekileyo luquka:

• Inkqubo yokukhusela i-TT surge

• Inkqubo yokukhusela ukugquma kwe-TN-S

Inkqubo nganye ifuna ulungelelwaniso oluthile lweentambo ze-SPD ukuqinisekisa ukuba imisinga yokuntywila ikhutshwa ngokufanelekileyo emhlabeni.

2. Jonga uLwandiso lwangoku lweLightning

Ye Uhlobo oludibeneyo lwe-1+2 SPD, iiparameter zokusebenza eziphambili ziquka:

• umlinganiselo wangoku we-impulse (Iimp)

• umsinga wokukhupha oqhelekileyo (ngaphakathi)

• umsinga wokukhupha ophezulu (Imax)

Ubuchule bokujika kombane obuphezulu buyadingeka kwiindawo ezithandwa kakhulu ngumbane okanye kwiindawo ezifakelwe iinkqubo zokukhusela umbane zangaphandle.

3. Qinisekisa ukuthotyelwa kweMigangatho ye-IEC

Ethembekileyo isixhobo sokukhusela ukugquma kwemizi-mveliso kufuneka ithobele Isixhobo sokukhusela ukugquma kwe-IEC 61643-11 iimfuno, ezichaza:

• iifom zovavanyo lokunyuka

• ulwahlulo lwesixhobo

• ukusebenza kokhuseleko

Ukuthobela imithetho kuqinisekisa ukuhambelana nemigaqo yokhuseleko lombane yehlabathi.

4. Cinga ngendawo yokufakela kunye nokugcinwa kwayo

Eyona yanamhlanje Izikhuseli zoxinzelelo lwesitimela se-DIN zizixhobo zemodyuli ezenzelwe ukufakwa kwiiphaneli zokusasaza umbane eziqhelekileyo.

Ukukhetha i-SPD encinci kodwa enomthamo ophezulu kwenza kube lula ukuhlanganiswa kwii-switchboards zoshishino kunye neekhabhathi zolawulo.

Izixhobo ezongezelelweyo zoyilo lokukhusela ukugaleleka ziyafumaneka ngokusebenzisa Izisombululo zobunjineli bokukhusela i-Leikexing surge, ngelixa imibuzo ethile malunga neprojekthi ingangeniswa nge ukubonisana ngobuchule.

Isiphelo

A Uhlobo oludibeneyo lwe-1+2 SPD idlala indima ebalulekileyo ekukhuseleni iziseko zombane kwimisinga ye-lightning impulse kunye ne-switching surges.

Xa uthelekisa Isixhobo sokukhusela ukugquma kohlobo lwe-1+2 xa kuthelekiswa nesixhobo sokukhusela utyando sohlobo lwe-2, umahluko ophambili usekwe kubuchule bokuphatha umsinga wombane kunye nendawo yokufakela ngaphakathi koluhlu lokhuseleko lokushushu.

Ngokudibanisa Izixhobo zokukhusela ukugquma kohlobo lwe-1 + 2 kwiiphaneli zokungena zenkonzo kwaye uzilungelelanise kunye nezo zisezantsi Izixhobo zokukhusela utyando lwe-Type 2, iinjineli zinokwakha isixhobo esithembekileyo inkqubo yokukhusela ukugquma komoya ekhusela izixhobo zoshishino kunye nokufakelwa kombane.

FAQ

Yintoni i-Distribution Type 1+2 SPD edibeneyo?

I-Type 1+2 SPD edibeneyo sisixhobo sokukhusela ukugqobhoza esibonelela ngamandla okukhupha umbane kunye nokukhusela i-overvoltage ngaphakathi kweyunithi enye.

Isixhobo sokukhusela i-Type 1+2 surge sifanele sifakelwe phi?

Ihlala ifakelwa emnyango wenkonzo okanye kwibhodi ephambili yokusasaza umbane ukukhusela yonke inkqubo yombane kwimibane.

Yintoni umahluko phakathi kwe-Type 1+2 SPD kunye ne-Type 2 SPD?

Ii-SPD zohlobo lwe-1+2 zinokuphatha imisinga ye-lightning impulse currents ngqo, ngelixa ii-SPD zohlobo lwe-2 zikhusela kakhulu kwi-switching surges kunye ne-direct lightning effects.

Ngaba izikhuseli ze-DIN rail surge zifanelekile kwiinkqubo zoshishino?

Ewe. Izixhobo ezininzi zokukhusela ukugquma kwemizi-mveliso zenzelwe ukuba zikhusele ukugquma kwesitimela se-DIN ukuze zifakwe kwiiphaneli zombane.

Ngaba ii-SPD zohlobo lwe-1+2 ziyahambelana nemigangatho ye-IEC?

Uninzi lwezixhobo zokukhusela ukugquma kohlobo lwe-1+2 ezikumgangatho ophezulu ziyahambelana nemigangatho ye-IEC 61643-11 yezixhobo zokukhusela ukugquma kolu hlobo.