Nei Mhando 2 Dzekudzivirira Dzemhando Yechipiri Dzichisimudzira Kuchengetedzwa Kwemaindasitiri
Ndinowanzoona mafekitori achitambura nekukundikana kwemidziyo kamwe kamwe, uye ndinoziva kuti zvinoshungurudza sei kana kugadzirwa kwamira nekuda kwenjodzi dzemagetsi dzisingaonekwe.
Zvishandiso Zvinodzivirira zveRudzi rwechipiri Zvinosimudzira kuchengetedzeka kwemaindasitiri nekuderedza njodzi dzinongoitika dzemagetsi mukati memasisitimu emagetsi emufekitori. Zvinotora uye zvinotungamira mafungu anokonzerwa nekuchinja mashandiro, mheni dziri pedyo, uye mamiriro egridi asina kugadzikana. Izvi zvinodzivirira michina, zvinoderedza nguva yekushanda, uye zvinochengetedza mashandiro emaindasitiri akagadzikana uye anofanotaurwa.
Zvino regai ndikutsanangurirei mashandiro anoita zvishandiso izvi uye kuti nei zvichikosha kune chero fekitari inoda kugadzikana kwenguva refu.
Sei? Rudzi rwechipiri rweZvidziviriro zveKuwedzera Dzivirira Zvishandiso zveFekitori
Ndakaona michina ichidzima nekuda kwekukwira kwemagetsi kudiki, uye ndakadzidza nenzira yakaoma kukosha kwe Chishandiso Chinodzivirira Kukwira iri mune chero hurongwa hwemaindasitiri.
Zvishandiso Zvinodzivirira Kukwira Kwemagetsi zveRudzi rwechipiri zvinodzivirira michina yemufekitori nekusunga mafungu emukati anoitika mumabhodhi ekuparadzira. Anogara mushure mechikamu chikuru chemagetsi uye anotora mafungu epakati nepakati kubva pakuchinja kwegrid, mota, uye mheni isina kunanga. Izvi zvinodzivirira kukuvara kwekudzivirira, kutadza kwebhodhi rekudzora, uye kudzimwa kusingatarisirwi.
Maitiro ekuti Type 2 SPDs Inoshanda Sei Mukati meFekitori
Pandinotsanangurira maSPD kune vatariri vekutenga, ndinogara ndichiita zviri nyore. Type 2 SPD yakagadzirirwa kuchengetedza mukati mechivako, kwete mheni yekunze pachayo. Inoshanda neMOV (metal oxide varistor) zvikamu zvinochinja resistance ipapo ipapo kana voltage yarova.
Manyuko Akajairika Ekukwira Kwemvura Mumafekitori
Heano manyuko anonyanya kuwanikwa ekuwedzera kwemvura andinoona munzvimbo dzemaindasitiri:
| Kubuda Kwemvura | Chikonzero Chakajairika | Nhanho yeNjodzi |
| Kuchinja mota | HVAC, macompressor | Pakati nepakati |
| Kuchinja-chinja kwegrid | Kuchinja kwemagetsi | Yakakwirira |
| Mheni isina kunanga | Pedyo nenzvimbo yefekitori | Yakakwirira |
| Madhiraivha ekumhanya akasiyana-siyana | Kuchinja nekukurumidza | Pakati nepakati |
Nei Mapoka Ekutenga Zvinhu Achifanira Kutarisira?
Ndinogara ndichitaura nevatengi vakaita saJeff, uye chimwe chinhu chakajeka: kutadza kusingatarisirwi kunodhura zvakanyanya kupfuura dziviriro inogoneka. Chishandiso Chinodzivirira Kukwira chinoderedza mari yekugadzirisa, chinodzivirira magetsi anonyanya kugadzikana, uye chinowedzera hupenyu hwesisitimu. Kunyangwe kudzima kamwe chete kusingatarisirwi kunowanzo bhadhara sisitimu yese yekudzivirira.
Maitiro ekuti Type 2 SPDs Inotsigira Sei Kugadzikana Kwese Kwefekitari
Sisitimu yeindasitiri yakagadzikana inoenderana nezvikamu zvitatu zvekudzivirira mafungu, uye Type 2 iri pakati. Pasina iyo, layer yekutanga (Type 1) inopfuura simba rakawanda pasi. Nayo, simba racho rinosungirirwa zvakanaka kuitira kuti michina irambe ichishanda pasina kukanganiswa.
Mabhenefiti Akakosha emhando yechipiri yeSPDs muIndustrial Power Systems
Ndaimbofunga kuti kudzivirira ma "surge protection" kwaive "kwakanaka kuva nako," kusvika ndaona kuti overvoltage diki imwe chete inogona sei kubvisa mutsetse wese wekugadzira.
Mhando yechipiri yeSPDs inopa simba rakasimba rekudzora kukwira kwesimba kwepakati nepakati, nguva yekupindura nekukurumidza, uye dziviriro yakavimbika mumabhodhi ekuparadzira, zvichiita kuti zvive zvakakosha kune masisitimu emagetsi eindasitiri akasimba.
Mabhenefiti Akakosha Aunogona Kuvimba Nawo
Heano mabhenefiti andinogara ndichinyanya kutaura nezvawo pakutanga:
| Zvakanakira | Nei Zvichikosha |
| Kumhanya kwekumanikidza nekukurumidza | Inodzivirira maPLC anonzwisisika uye inotyaira ipapo ipapo |
| Kushanda kweMOV kwakasimba | Nguva refu yehupenyu uye mashandiro anofanotaurwa |
| Dhizaini yemodular | Inobvumira kutsiva nekukurumidza panguva yekugadzirisa |
| Nguva yekuzorora yakaderedzwa | Inoita kuti kugadzirwa kurambe kwakanaka |
| Mutengo wenguva refu wakaderera | Inowedzera hupenyu hwemidziyo |
Nei Kumhanya Kuchikosha Mukudzivirira Kukwira Kwemvura
Mumafekitori mazhinji andakashanyira, kukundikana kwakanyanya kunoitika mumasystem ekutonga otomatiki. Mhando yechipiri yeSPDs inoita chiito mumasekonzi mashoma, ichidzivirira mabhodhi anonzwa asati asvika kwavari.
Basa reDziviriro Rinofanotaurwa
Jeff, kufanana nevakawanda vanopa zvinhu, anokoshesa kufambiswa kwezvinhu zvinofanotaurwa uye mashandiro anofungidzirwa. SPD yeindasitiri yepamusoro inoita kuti pave nekudziviswa kwesimba remagetsi nguva dzose munzvimbo yese, zvichideredza mari yese yekuva muridzi kwenguva refu.
Zvimwe Zvekufunga Nezvevatengi Vemaindasitiri
Mhando yakanaka yemhando yechipiri yeSPD inofanira kusanganisira zvinodzikisa kupisa, zviratidzo zvinoonekwa, uye mamodule anogona kutsiviwa. Ndinogara ndichikurudzira kusarudza zvigadzirwa zvakaedzwa zvinoenderana neIEC/EN 61643 standards nekuti zvigadzirwa izvi zvinogara mumamiriro ezvinhu akaoma eindasitiri uye zvinopa mashandiro akanyorwa.
Kwakashandiswa Zvishandiso Zvinodzivirira zveType 2 Surge mumafekitori
Ndichiri kurangarira ongororo yangu yekutanga yefekitori muZhejiang kwandakaona maSPD akaiswa kwese kwese kunze kwekwaainyanya kukosha.
Zvishandiso zvekudzivirira zveType 2 Surge zvinoshandiswa mumabhodhi makuru ekuparadzira, ma subpanels, makabati ekudzora, mitsetse ye otomatiki, masisitimu eHVAC, uye chero nzvimbo yekuremedza uko magetsi anonzwa anoenderana nesimba rakachena uye rakagadzikana.
Nyaya Dzinowanzo shandiswa muzvivakwa zvemaindasitiri
| Nzvimbo | Chikonzero chekuiswa |
| Panera huru yekugovera | Kusefa kwepakati pemvura |
| Mabhodhi ekugovera zvinhu zvishoma | Dzivirira mitoro yemuno |
| Makabati ekudzora | Dzivirira PLC, HMI, masensa |
| Masisitimu eHVAC | Dzivisa kukwira kwemotokari |
| Simba remuchina rinopinda | Dzivirira madhiraivha nevanodzora |
Mitsetse Yekushandisa Otomatiki Inoenderana Nesimba Rakachena
Ndinoshanda nemapoka anovimba zvakanyanya nePLC, VFD, uye robotics. Masisitimu aya anokundikana zviri nyore kana paine masup madiki. Type 2 SPD inomisa kukanganiswa uku isati yakonzera downtime isingatarisirwi.
Dziviriro Munzvimbo Dzakasiyana
Mafekitori anowanzova nenzvimbo nhatu dzemagetsi: dzinopinda, dzinogovera, uye dzine mwero wemuchina. Mhando yechipiri yeSPDs inokodzera zvakakwana munzvimbo yekugovera uko kukwira kwemukati kunoitika nekuda kwekuchinjana kwemitoro.
Nei Zvichikosha Kune Vatariri Vekutenga Zvinhu
Vatengi vanonzwisisa nzvimbo dzakakodzera dzekuisa vanosarudza zvigadzirwa zvinoshanda zviri nani uye vanodzivisa kutsiva zvisina kufanira. Izvi zvinotsigira zvakananga kushanda pamwe kwenguva refu uye zvinoderedza zvichemo kubva kumainjiniya emiti.
Mazano Ekuisa Mhando 2 SPDs Munzvimbo Dzemaindasitiri
Pandakatanga kuongorora kuiswa kweSPD, ndakashamisika kuti matambudziko akawanda akakonzerwa nekukanganisa kwewaya.
Kuisa maSPD erudzi rwechipiri nemazvo kunoda kureba kwetambo pfupi, saizi chaiyo yebreaker, kudzika kwakakodzera, uye kuisa pedyo nemabhazi ekugovera kuti ive nechokwadi chekudzikisa kukwira kwesimba nekukurumidza uye zvinobudirira.
Nheyo Dzinokosha Dzekuisa Dzandinotevedzera Nguva Dzose
| Nheyo | Zvinokurudzirwa |
| Kureba kwetambo | Chengetedza waya dzeSPD pasi pe 0.5m |
| Saizi yemuputsi | Tevedzera nhungamiro dzemugadziri |
| Kudzika pasi | Iva nechokwadi chekuti nzira yekudzivisa yakaderera |
| Nzvimbo | Pedyo nemabhazi sezvinobvira |
Kureba kweCable Kunoita kana Kuputsa Dziviriro
Tambo refu dzinoderedza kushanda zvakanaka kweSPD. Ndinogara ndichiita shuwa kuti tambo dzinomhanya kwenguva pfupi uye dzakatwasuka. Izvi zvinodzivirira kuti tambo dzisasvetuke mumidziyo SPD isati yatanga kushanda.
Kusarudza Muputsi Akakodzera
MaSPD anofanira kusanganiswa nemudziyo wekudzivirira wakakodzera we overcurrent. Mafekitori mazhinji anoshandisa ma breaker anogumburwa nekunonoka kana kuti nekukurumidza. Ndinokurudzira kushandisa maMCB akakura zvakanaka kana ma fuse anoenderana neSPD's short-circuit rating.
Sei Hunhu Hwepasi Huchikosha
Mudziyo Unodzivirira Kukwira Kwemvura unogona kungodzosera simba chete kana pasi rakavimbika. Kudzika kusina kunaka kunomanikidza pasi kudzokera mumidziyo. Ndinogara ndichiyedza kuramba pasi payo ndisati ndatanga kushanda.
Maitiro ekuti Type 2 SPDs Inoderedza Sei Kuderera uye Inovandudza Kubudirira
Ndakaona mafekitori achirasikirwa nezviuru zvemadhora paawa nekuti PLC imwe chete yakakundikana nekuda kwekuwedzera kwemari.
Zvishandiso Zvinodzivirira zveRudzi rwechipiri zveSurge zvinoderedza nguva yekushanda nekudzivirira kutadza kunokonzerwa nekuwedzera kwemajini, madhiraivha, mitsetse yeautomation, uye mabhodhi ekudzora anonzwa. Izvi zvinoita kuti kugadzirwa kurambe kuchienderera mberi uye zvinoderedza kukanganiswa kwekugadzirisa.
Maitiro ekuti Type 2 SPDs Inotsigira Kubudirira Kwakakwirira
| Kubatsirwa | Mhedzisiro Yechokwadi Munyika |
| Kupatsanurwa kushoma | Kugadziriswa kwekukurumidzira kwakaderera |
| Hunhu hwesimba rakagadzikana | Kushanda kwemuchina kuri nani |
| Mari shoma yekutsiva | Inodzivirira midziyo yemagetsi inodhura |
| Kugadzirwa kunofungidzirwa | Inotsigira hurongwa hwakasimba hwekutumira |
Kudzivirira Midziyo Inokosha Kwazvo
Kana VFD kana PLC ikakundikana, zvese zvinomira. Type 2 SPD inodzivirira zvikamu izvi zvepakati kubva kuma transients anokuvadza anoparadza ma circuits emukati chinyararire.
Kukanganisa Kwenguva Refu Pamagadzirirwo Ekugadzirisa
Kudzivirirwa kunotarisirwa kunoita kuti pave nekugadzirisa kunonzwisisika. Ndinowanzoona mafekitori achideredza nguva yekusashanda zvakanaka isina kurongwa neanopfuura 30% mushure mekushandisa dziviriro yakakodzera yekuvhiya.
Nei Vatengi Vachifanira Kugamuchira SPDs
Vatariri vekutenga zvinhu avo vanongotarisa kupfuura mutengo weyuniti uye vanoisa pfungwa pakuvimbika vanowanzoita kuti TCO ive yakaderera muhupenyu hwechigadzirwa. Chishandiso Chinodzivirira Kuwedzera idimbu diki rinochengetedza kurasikirwa kukuru.
Mhedziso
Zvishandiso Zvinodzivirira Kukwira Kwemagetsi zverudzi rwechipiri zvinogadzira masisitimu emagetsi emaindasitiri akagadzikana uye anogoneka kufanotaura—saka tanga kuchengetedza fekitori yako nhasi nedziviriro yekuvimba yekukwira kwemagetsi.
Mibvunzo Inowanzo bvunzwa
1. Sei mafekitori achida Surge Protective Devices padanho rekugovera?
Mafekitori anogadzira ma surges akawanda emukati kubva kumamota anochinjana nemadhiraivha. MaSPD ari padanho rekugovera anotora ma surges aya asati akuvadza michina.
2. Ko Type 2 SPD inogona kutsiva Type 1 SPD here?
Kwete. Rudzi rwekutanga runodzivirira kubva kumagetsi ekunze, ukuwo Rudzi rwechipiri runodzivirira mabhodhi ekuparadzira emukati. Ose anodiwa kuti adzivirirwe zvizere.
3. Rudzi rwechipiri rweSPD runogara kwenguva yakareba sei?
Mazhinji eSPD emumaindasitiri anogara kwemakore 3-8 zvichienderana nekusangana nemhepo. Mayunitsi emhando yepamusoro ane MOV thermal disconnectors anogara kwenguva yakareba.
4. MaSPD anoda kugadziriswa here?
Ehe. Zviratidzo zvinoonekwa, mafuse ekuchengetedza, uye mamiriro emodule zvinofanirwa kuongororwa panguva yekuongorora magetsi nguva dzose.
5. Ndingasarudza sei chiyero cheSPD chakakodzera?
Unofanira kufananidza SPD's nominal discharge current (In) uye maximum discharge current (Imax) nechikamu che distribution board's surge exposure uye system.