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Schneider Surge Dziviriro Model

Schneider Surge Dziviriro Model

Yakakwirira kudzivirirwa kwekudzivirira uye kuita kweakasiyana siyana ekutengesa, maindasitiri, kana ekugara mafomu. Inosanganisira kudzivirirwa kweimba yese kwevaridzi vedzimba kana makondirakiti.

Kunyorera dhivhaji yemagetsi emagetsi ekuchengetedza DC · Inokodzera mhando dzese dzemagetsi emagetsi eDC, senge kupera kwemagetsi emagetsi echipiri, magetsi ekuparadzira magetsi uye akasiyana magetsi emagetsi eDC. Inoshandiswa zvakanyanya muDC simba rekuchengetedza nharembozha yekutaurisa masitepisi, microwave kutaurisa mahofisi (zviteshi), dzimba dzekufona, mafekitori, vezvematongerwo enyika, mari, kuchengetedzeka uye mamwe masisitimu.

Izvi zvinotevera chigadzirwa chemhando uye kuiswa kwayo:

EA9L209F230, EA9L409F230, EA9L659F230, EA9L208Fr400, EA9L208F400, EA9L408Fr400, EA9L208F400, EA9L658Fr400, EA9L658F400, A9L020600, A9L040401, A9L040500, A9L202022, A9L020400, A9L16634, A9L065401, EA9L65, A9L065101, A9L065501, A9L065201, A9L065301, A9L065601, A9L065401, A9L065102, A9L040101, A9L040201, A9L040501, A9L040301, A9L040601, RD 65r 65kA 1P 275V PRD 65r 65kA 1P + N PRD 65r 65kA

Schneider Surge Dziviriro Model

Dhizaini yekudzivirira chishandiso, Easy9, iMAX 65KA EA9L659F230
Kuchengetedza Kudzivirirwa unit, Imax65 KA, Mu 35KA, Kumusoro 1.9KV, Uc 350V IPRU65 / IPRUGN
Kuchengetedzwa kwechikwata chekuchengetedza, I Max-40KA, In-20KA, Up-1.5KV, Uc-340V IPR40
Yakawedzera protecor unit, iMax-65KA, In-35KA, Kumusoro-2 KV, Uc-340V IST65 3P

Njodzi yemheni ndiyo imwe yenjodzi dzinongoitika dzega, uye kune vakawanda varikukuvara nekurasikirwa nemidziyo kunokonzerwa nenjodzi dzemheni munyika gore rega rega. Nekushandisa kukuru kwemakompiyuta emagetsi uye emagetsi michina, kukuvara kwesystem nemidziyo inokonzerwa nemagetsi anopenya uye magetsi emagetsi anokonzerwa nemagetsi ari kuwedzera. Naizvozvo, zvakakosha kwazvo kugadzirisa matambudziko emheni ekudzivirira njodzi ezvivakwa uye masystem eruzivo zvemagetsi nekukurumidza sezvazvinogona.
Nezvinowedzera zvakanyanya kudikanwa zvekudzivirirwa nemheni yemidziyo inoenderana, kuisa michina yekudzivirira (SPDs) kudzvinyirira ma surges uye kuwanda kwemitsara pamitsetse, uye kuwanda kwemitsetse yakabuda ropa kwave hukama hwakakosha muhunyanzvi hwemazuva ano hwekudzivirira mheni.

1. Unhu hwemheni
Kuchengetedzwa kwemheni kunosanganisira kudzivirira kwekunze kwemheni uye kuchengetedza kwemheni mukati. Kudzivirirwa kwemheni kwekunze kunonyanya kubva pane mheni dzinogamuchira (mheni dzinodzivirira, mambure ekudzivirira mheni, mabhandi ekudzivirira mheni, mitsara yekudzivirira mheni), pasi makondakita, nemidziyo yekumisikidza. Basa guru nderekuona kuti muviri wekuvaka unodzivirirwa kubva kumheni dzakananga uye ingango rova. Mheni kubva kuzvivakwa inoburitsirwa muvhu kuburikidza nemagetsi emagetsi (mabhandi, mambure, tambo), pasi-makondakita, nezvimwe. Kudzivirirwa kwemheni kwemukati kunosanganisira matanho ekurwisa kupenya kwemheni, kukwidzwa kwemutsetse, simba repasi rinokwanisa kurwisa, kupenya kwemheni, uye magetsi emagetsi uye emagetsi . Iyo yekutanga nzira ndeyekushandisa equipotential bonding, kusanganisira kujeka kubatana uye zvisina kunangana nekubatana kuburikidza nePSD, kuitira kuti matanda esimbi, michina yemidziyo uye pasi zviumbe zvine mamiriro ezvinhu equipotential muviri, inozovhara uye kupinza zvivakwa zvemukati zvinokonzerwa nemheni uye mamwe ma surges. Mheni yazvino kana yazvino inoburitswa muvhu, nokudaro ichidzivirira kuchengetedzeka kwevanhu nemidziyo muchivako.
Mheni inoratidzirwa nekukurumidza kwazvo kukwira kwemhepo (mukati me10 μs), yakakwira yepamusoro voltages (makumi ezviuru kusvika kumamirioni evolts), makuru mafungu (makumi emazana kusvika mazana ezviuru zveamps), uye pfupi nguva yekugadzirisa (makumi kusvika kumazana emamayikosi) ), Iyo yekumhanyisa yekumhanyisa inokurumidza (kuparadzira panguva yekumhanya kwechiedza), uye simba rakakura kwazvo, inova ndiyo inoparadza mhando yekuwedzera magetsi.

2 Kurongwa kweSurge Protectors
SPD chishandiso chakakosha chekudzivirira mheni yemidziyo yemagetsi. Basa rayo kudzora kuwanda kwepakarepo kunopinda mumitsara yemagetsi nekuratidzira mitsara yekuendesa kune imwe nhanho yemagetsi iyo michina kana system inogona kumira, kana kuburitsa mheni ine simba iripo pasi Dzivirira midziyo yakachengetedzwa kana system kubva mukukanganisa.
2. 1 Kupatsanura nekushanda musimboti
Yakarongedzwa zvinoenderana neshandiro yavo yekushanda, SPD inogona kuganhurwa kuita magetsi ekuchinja mhando, magetsi anodzora mhando uye musanganiswa mhando.
(1) Voltage inochinja mhando SPD. Iyo inoratidza yakakwira impedance kana pasina kwenguva pfupi yekuwedzeredza vhiri. Kana ikangopindura kune mheni inopfuura kuputika, impedance yayo inochinja kuita yakaderera impedance, ichibvumira mheni iripo kuti ipfuure. Iyo inonzi zvakare "pfupi-redunhu switching SPD".
(2) Voltage-inogumira SPD. Kana pasina yekumhanyisa inopfuura, imhedheni, asi nekuwedzera kwekuwedzera kwemazuva ano nemagetsi, iyo impedance inoenderera ichiderera, uye zvazvino uye nemagetsi maficha akasimba-asiri mutsara, dzimwe nguva anonzi "clamping SPD".
(3) Yakasanganiswa SPD. Iko kusanganisa kwemagetsi switch-mhando mhando uye magetsi-anodzora mhando yezvinhu, ayo anogona kuratidzwa sevhenji-inochinja mhando kana yemagetsi-inodzora mhando kana ese ari maviri, zvinoenderana nehunhu hwemagetsi akashandiswa.
2. 2 Kupatsanura nechinangwa
Zvinoenderana neshandisirwo yavo yekushandisa, SPD inogona kukamurwa kuita simba mutsetse SPD uye chiratidzo chiratidzo SPD.
2. 2.1 Simba Mutsetse SPD
Nekuti simba remheni rinorova rakakura kwazvo, zvakafanira kuti ubudise zvishoma nezvishoma simba remheni rinorova pasi kuburikidza nenzira yekubuditsa madiro. Isa vanodzivirira ekuvhiya kana magetsi-anodzivirira ekuchengetedza vadziviriri vakapasa bvunzo yeChikamu I padanho rekudzivirira mheni (LPZ0A) kana panosangana nzvimbo inodzivirira mheni (LPZ0B) uye nzvimbo yekutanga yekudzivirira (LPZ1). Chekutanga-chikamu chengetedzo, kusunungura yakananga mheni yazvino, kana kuburitsa iyo hombe simba inoitiswa apo tambo yekufambisa simba inoiswa yakananga mheni. Isa gadziriro yemagetsi-inodzora yekudzivirira pamharadzano yenzvimbo yega yega (inosanganisira iyo LPZ1 zone) mushure mekutanga nzvimbo yekudzivirira, seyechipiri, chechitatu kana chepamusoro dziviriro yezinga. Iyo yechipiri-nhanho dziviriro mudziyo unodzivirira kune yakasara voltage yeiyo yapfuura-nhanho dziviriro uye yakakonzera mheni steki munzvimbo. Kana iyo huru-chiyero mheni yekumwiwa kwesimba ichiitika pamberi-chikamu, chikamu chichiri chakakura kwazvo kune mudziyo kana wechitatu-nhanho dziviriro. Simba richaitiswa uye rinoda kutorwa nemudziviriri wechipiri. Panguva imwecheteyo, tambo yekufambisa ichipfuura iyo yekutanga-nhanho mheni inosunga ichaitawo iyo yemagetsi magetsi ekupomba mwaranzi yemheni mheni. Kana mutsetse wacho wareba zvakakwana, simba remheni inokwenenzverwa inova yakakura zvakakwana, uye mudziviriri wechipiri anodiwa kuti awedzere kuburitsa simba rekurova kwemheni. Iyo yechitatu nhanho dziviriro inodzivirira yakasara mheni yekurova simba inopfuura nepiri yechipiri nhanho dziviriro. Zvinoenderana nemadhigirii emagetsi emidziyo yakachengetedzwa, kana miviri yemagetsi ichidzivirirwa, inogona kushandiswa kudzikisira mwero wezasi wemagetsi pane mudziyo, panodiwa matanho maviri chete ekudzivirira. kana iyo yekumira voltage nhanho yechigadzirwa iri pasi, nhanho ina kana Mamwe mazinga ekudzivirira.
Paunenge uchisarudza SPD, iwe unofanirwa kutanga wanzwisisa mamwe ma parameter uye kuti anoshanda sei.
(1) Iyo 10 / 350μs wave is waveform iyo inoteedzera yakananga mheni stereki, uye iyo waveform simba yakakura; iyo 8 / 20μs wave ndeye waveform iyo inofanidza mheni induction uye mheni conduction.
(2) Iro zita rezita razvino mukati Inoreva iyo yepamusoro yazvino kuyerera kuburikidza neiyo SPD, 8 / 20μs yazvino wave.
(3) Iyo yakanyanya kuburitswa yazvino Imax inonziwo yakanyanya kuyerera kuyerera, iyo inoreva kune yakanyanya kubuda zvinoyerera izvo iyo SPD inogona kumira kamwe ne8 / 20μs yazvino wave.
(4) Kunonyanyisa kuenderera kutsungirira voltage Uc (rms) inoreva kukosha kwakanyanya kweiyo AC voltage kana DC voltage iyo inogona kuenderera ichiiswa kune iyo SPD.
(5) Inosara voltage Ur inoreva kune yakasara voltage kukosha pane yakatarwa kuburitsa ikozvino Mu.
(6) Iyo yekudzivirira voltage Kumusoro inoratidzira iyo voltage inoratidzira paramende pakati peiyo SPD inodzikamisa zviteshi. Kukosha kwayo kunogona kusarudzwa kubva pane yakasarudzika tsika yakasarudzika uye inofanirwa kuve yakakura kudarika yakanyanya kukosha yemagetsi anodzikisira.
(7) Iyo voltage switch switch SPD inonyanya kubuda 10 / 350μs yazvino wave, uye iyo voltage inodzora mhando SPD inonyanya kubuda ropa 8 / 20μs yazvino wave.

Schneider Surge Dziviriro Model

Zvekutanga zvikamu zvekudzivirira kwekudzivirira
1. Discharge gap (inozivikanwawo sekudzivirira gap):
Inowanzo kuve nematanda maviri esimbi ayo anowoneswa kumhepo neimwe gap. Imwe yetsvimbo dzesimbi dzakabatana netambo yechikamu mutsara L1 kana iyo yekusarerekera mutsara (N) yemidziyo inofanirwa kuchengetedzwa, uye imwe tsvimbo yesimbi yakabatana kune yepasi mutsara (PE) chikamu kubatanidza. Kana iyo yekudarika yekupfuura yemagetsi ichirova, gwanza rakaputswa, uye chikamu chemari yekuwedzeredza chinoiswa muvhu, izvo zvinodzivirira iyo voltage pane yakachengetedzwa michina kubva mukukwira. Iyo nhambwe iri pakati pematanda maviri esimbi eiyi yakabuda gapuro inogona kugadziriswa sezvinodiwa, uye chimiro chiri nyore. Izvo zvinokanganisa ndeye yakashata arc kudzima mashandiro. Iyo yakavandudzwa kuburitsa gap iri angular gap, uye yayo arc yekudzimisa basa iri nani pane yekutanga. Inodzimwa nesimba remagetsi F redunhu uye nekukwira kwenzvimbo inopisa yemhepo inoyerera.
2.Gesi kubuda tube:
Inosanganisira maviri echando cathode mahwendefa akapatsanurwa kubva kune mumwe nemumwe uye akavharirwa mugirazi chubhu kana zvedongo chubhu yakazadzwa neimwe inert gasi (Ar). Kuti uwedzere mukana wekukonzera weyekuyerera chubhu, inokonzeresa mumiririri inopihwawo mune inoyerera chubhu. Kune maviri marudzi egesi-akazara kubuda machubhu:
Matekiniki eiyo magasi anoburitsa chubhu anonyanya: DC kubuda magetsi Udc; yekumanikidza kuburitsa voltage Kumusoro (Kumusoro ≈ (2 ~ 3) Udc pasi peyakajairwa mamiriro; simba frequency inomira yazvino Mu; kushushikana kudzivisa ikozvino Ip; kuputira kuramba R (> 109Ω); Capacitance (1-5PF)
Iyo gasi inoburitsa chubhu inogona kushandiswa pasi peDC uye AC mamiriro. Iyo DC inoburitsa voltages Udc yakasarudzwa ndeiyi inotevera
Use under AC mamiriro

SurgeArrest Yakakosha
Kwekutanga Kudzivirirwa Pakanangana neMagetsi Kuwedzera kweMakomputa neMagetsi
Chikamu cheSurgeArrest
Yakavimbiswa kudzivirirwa kubva kuma surges spikes nemheni

SurgeArrest Imba / Hofisi
Unyanzvi-giredhi Yemagetsi Kuwedzera Kudzivirirwa kweMakomputa neMagetsi
Chikamu cheSurgeArrest
Iyo chete yepasi inodzivirira dziviriro yekuisa inobvisika tambo tungamiriri uye inotenderera tambo yekuchengetedza.

SurgeArrest Performance
Maximum Power Kuwedzera Kudzivirirwa kweMakomputa, Zvinyorwa uye Mamwe Magetsi
Chikamu cheSurgeArrest
Iyo chete yepasi inodzivirira dziviriro yekuisa inobvisika tambo tungamiriri uye inotenderera tambo yekuchengetedza.

Schneider Surge Dziviriro Model

Kuvhiya mudziviriri
Madziviriri echinyakare, gomo rakaumbwa sehwamanda, akaonekwa mukupera kwezana ramakore rechi19. Iyo yaishandiswa pamusoro pemagetsi ekufambisa tambo kudzivirira kudzivirira mheni kubva mukukuvadza kwekuisirwa kwemidziyo uye kukonzera magetsi kudzima. Muma1920s, aluminium surge vachengeti, oxide firimu yekumusoro vadziviriri uye mapiritsi-erudzi rwevadziviriri vadziviriri akaonekwa. Muma1930, chubhu-rudzi rwevadziviriri vadziviriri vakaonekwa. Mheni dzakasungwa nesilicon carbide yakaonekwa muma1950. Muma1970s, simbi oxide surge vachengeti vakaonekwa. Mazuva ano ma-high-voltage surge vadziviriri haasi chete anoshandiswa kudzikamisa kuwanda kwakakonzerwa nemheni mumasimba masisitimu, asiwo kudzikisira kuwanda kunokonzerwa nehurongwa hwekushanda.


Surge
Mafuru anonziwo masaji. Seizvo zita rinoratidzira, iwo mapfupi ekuwedzeredza anodarika akajairika magetsi ekushandisa. Mukukosha, kubhururuka ndiko kuita kwechisimba kunoitika mumamirioni mashoma echipiri. Mafuru anokwanisa kukonzerwa nemidziyo inorema, maseketi mapfupi, switch yemagetsi, kana mainjini makuru. Zvigadzirwa zvine vanosunga vanosunga vanogona kunyatso kutora kamwe kamwe hukuru hwesimba kuchengetedza michina yakabatana kubva mukukuvara.
Mheni inosunga
Mudziviriri wedziviriro, anonziwo mheni inosunga, chishandiso chemagetsi chinopa chengetedzo yezvakasiyana zvemidziyo yemagetsi, zviridzwa uye netambo dzekutaurirana. Kana dunhu remagetsi kana yekutaurisa tambo ikangoerekana yagadzira kukwirira kwazvino kana magetsi nekuda kwekukanganisa kwekunze, iyo yekudzivirira inodzivirira inogona kuitisa masutu munguva pfupi, nokudaro ichidzivirira kukuvara kweiyo surge kune zvimwe zvishandiso mudunhu.
Basic uye hunhu
Yakakura yekudzivirira kuyerera, yakanyanya yakaderera residual kumanikidza uye nekukurumidza kupindura nguva;
Shandisa tekinoroji yekudzimisa arc kudzivisa moto zvachose;
Shandisa tembiricha yekudzivirira chengetedzo wedunhu, yakavakirwa-mukati ekudziya dziviriro;
· Nesimba chinzvimbo chinoratidza, kuratidza chinzvimbo chinoshanda cheanodzivirira;
Chimiro chakasimba uye rakagadzikana uye rakavimbika basa.

Schneider Surge Dziviriro Model

Surge protection device (Surge protection Device) chinhu chakakosha chekudzivirira mheni yemidziyo yemagetsi. Yaiwanzodaidzwa
Surge mudziviriri anoshanda musimboti dhizaini
"Surge arrester" kana "overvoltage protector" yakapfupikiswa seSPD muChirungu. Basa remudziviriri wekudzivirira ndere kudzora kuputika kwepakarepo kunopinda mutambo yemagetsi uye chiratidzo chekutamisa tambo kune imwe nhanho yemagetsi inokwanisa kumisikidzwa nemidziyo, kana kune Mheni inoyerera muvhu kudzivirira midziyo yakachengetedzwa kana system kubva kukuvara.
Rudzi uye chimiro chePSD chakasiyana nechinangwa chakasiyana, asi chinofanira kusanganisira imwe chete-isina-mitsara yemagetsi inodzora chinhu. Izvo zvinhu zvekutanga zvinoshandiswa mukuchengetedza vanodzivirira ndeizvi: kuburitsa gap, gasi-izere kuburitsa chubhu, varistor, kudzvinyirira diode uye kudzipa coil.

Schneider Surge Dziviriro Model

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