AnMCCB ine leakage dziviriroinosanganisa yakajairwa yakaumbwa kesi yedunhu breaker mabasa nekusara kwazvino kuchengetedzwa mune imwe yakarongeka mhinduro. Kune zvivakwa zvekutengesa, zvivakwa zvemaindasitiri, vagadziri vemidziyo uye makondirakiti emagetsi, izvi zvinogona kugadzirisa dambudziko rakajairwa: kuchengetedza dunhu remagetsi kubva pakuremerwa uye mapfupi maseketi ukuwo uchiona zvingangove nengozi kuvuza ikozvino.
Chinokosha hachisi kungosarudza breaker ine mamwe mabasa. Chishandiso chinofanirwa kuenderana neiyo system voltage, yakayerwa ikozvino, mapfupi-edunhu mamiriro, danda kumisikidzwa, kuvuza-ikozvino kuseta, kuisirwa nharaunda uye kurongeka zvinodiwa. Gwaro iri rinotsanangura kuti tekinoroji inoshanda sei, matambudziko api ainogadzirisa, uye ndezvipi zvinofanirwa kuoneswa nevatengi vasati vataura MCCB ine kuchengetedzwa kwekudonha.
Zviri Mukati
- 1. Chii chinonzi MCCB ine Leakage Protection?
- 2. Kudzivirirwa kweLeakage kunoshanda sei?
- 3. Ndeapi Matambudziko Emagetsi Anogona Kugadzirisa?
- 4. Sei Kubatanidza MCCB uye Leakage Dziviriro?
- 5. MCCB ine Leakage Protection Inoshandiswa kupi?
- 6. Vatengi Vanofanira Kuongorora Chii Vasati Vasarudza?
- 7. Key Parameters Inotsanangurwa
- 8. MCCB ine Leakage Protection vs. Separate Protection Devices
- 9. Kuisa uye Maintenance Kufunga
- 10. Shanghai DaDa Electric Co., Ltd. uye Leakage Protection Solutions
- 11. Mibvunzo Inowanzo bvunzwa
- 12. Mhedziso
1. Chii chinonzi MCCB ine Leakage Protection?
Yakaumbwa kesi yedunhu breaker, inowanzonzi MCCB, yakagadzirirwa kuchengetedza yakaderera-voltage magetsi maseketi kutarisana nemamiriro akaita sekuremedza uye pfupi dunhu. Kusiyana neshanduko yekudzivirira yekutanga, MCCB inogona kusarudzwa mukati mehuwandu hwakawanda hwezviyero zvazvino uye kukanganisa masimba, zvichiita kuti ive yakakodzera kune yekutengesa uye maindasitiri ekugovera masisitimu.
AnMCCB ine leakage dziviriroinowedzera zvakasara zvazvino kana kudonha kwepasi kunoonekwa kune aya akajairwa kuchengetedza mabasa. Kana iyo isiri yenguva yekuvuza ikozvino yaonekwa uye ichisvika payakagadziriswa nhanho yekushanda, iyo nzira yekudzivirira inogona kutanga rwendo nekubvisa dunhu rakakanganisika.
Musanganiswa uyu unonyanya kubatsira kana vagadziri vemagetsi vachida akawanda akaturikidzana edziviriro pasina kugadzira zvisizvo zvakaoma kurongeka kwepaneru. Zvigadzirwa zvekutengesa zvinowanikwa seyakasanganiswa MCCB-plus-residual-current solutions kana seMCCBs dzakasanganiswa nemamodule anowirirana asara. IEC 60947-2 inosanganisira zvinodiwa zvemabreaker breakers zvinosanganisira zvakasara zvekudzivirira zvazvino, nepo vagadziri vanogona kupa akasiyana masisitimu uye marenji ekugadzirisa.
2. Kudzivirirwa kweLeakage kunoshanda sei?
Munharaunda yemagetsi ane hutano, ikozvino inoyerera kuburikidza nevanobuda conductor inofanira kuenderana zvakakodzera neino kudzoka kuburikidza nedunhu. Mamiriro ekuvuza anoitika kana chikamu chezvino chinotora nzira isingatarisirwe, senge kuburikidza nekudzikira kwekudzivirira, midziyo yakabatana kana munhu anobata chikamu chine simba.
Leakage dziviriro inotarisisa yasara ikozvino yakabatana nekusaenzana uku. Kana iyo yakayerwa yasara ikozvino yakapfuura chibatiso chakamisikidzwa chekushandisa, iyo yekudzivirira inotumira chiratidzo cherwendo kumuchina weMCCB.
Zvichienderana nekugadzirwa kwechigadzirwa, kuchengetedzwa kwekuvuza kunogona kupa inogadziriswa yakasara inoshanda ikozvino, kunonoka nguva, bvunzo mashandiro, alarm chiratidzo kana mamwe mabasa ekutarisa. Commerce MCCB leakage-protection zvigadzirwa zvinoratidza kuti sensitivity uye kunonoka marongero anogona kusiyanisa zvakanyanya zvichienderana neyakagadzirirwa application.
Sei Izvi Zvakasiyana neOverload Dziviriro?
Kudzivirirwa kwekudzivirira uye kuchengetedzwa kwekudonha kunopindura kumatambudziko akasiyana. Dunhu rakaremerwa rinogona kudhirowa zvakanyanyisa ikozvino nekuti mitoro yakawandisa yakabatana kana nekuti michina iri kushanda kupfuura yainoda. Mhosva yekuvuza, zvisinei, ine chekuita nekutiza kwazvino kubva kune yainoda conductive nzira.
Naizvozvo, kungowedzera kuwanda kwekudzivirira kugona hakungope kwakakodzera kudzivirira kuvuza. Iwo maviri mabasa anofanirwa kutariswa zvakasiyana pakugadzira hurongwa hwekugovera magetsi.
3. Ndeapi Matambudziko Emagetsi Anogona Kugadzirisa?
Midziyo yemagetsi inoshandiswa mumafekitori, zvivakwa zvekutengesa uye mapurojekiti ezvivakwa anogona kushanda kwenguva yakareba pasi pemamiriro ezvinhu anodiwa. Hunyoro, guruva, kuchembera kuchembera, kukuvadzwa kwemichina, zvikanganiso zvekuisa uye kuparara kwemidziyo zvese zvinogona kuita kuti zvisaite nzira dzazvino.
Yakakuvadzwa kana kuchembera insulation inogona kugadzira nzira dzazvino dzisingatarisirwe dzinogona kusaita senge yakajairika dunhu.
Residual ikozvino dziviriro inogona kubatsira kuona leakage mamiriro anoda kukurumidza redunhu kubviswa.
Kubatanidza mabasa ekudzivirira anogona kurerutsa hurongwa uchienzaniswa nekushandisa akati wandei akazvimirira zvikamu.
Iyo chaiyo yekudzivirira nhanho inoenderana neyakakwana yemagetsi sisitimu, mudziyo dhizaini uye yekuisa mamiriro. Iyo MCCB ine kudzivirirwa kwekudonha inofanirwa kubatwa sechikamu chechirongwa chekudzivirira chakanyatsogadzirwa kwete semhinduro yepasirese kune yega njodzi yemagetsi.
4. Sei Kubatanidza MCCB uye Leakage Dziviriro?
Kune akawanda mapurojekiti emagetsi, chinokwezva chikuru kugona kugadzirisa akati wandei ekudzivirira mukati meiyo yakarongeka mudziyo gadziriro. Izvi zvinogona kuve zvakakosha uko nzvimbo yepaneru, nguva yekuisa uye system coordination yakakosha.
1. Multiple Protection Mabasa
Chishandiso chakanyatsogadziriswa chinogona kupa kuwandisa, kupfupi-sekiti uye kusara-ikozvino kuchengetedzwa mukati meiyo imwechete yekudzivirira dhizaini. Izvi zvinoita kuti zvive nyore kune mainjiniya kumisikidza yakatsanangurwa nzira yekudzivirira yeanodyisa kana dunhu rekugovera.
2. Yakanyanya Kushanda Panel Dhizaini
Yakabatanidzwa kana yakanyatsoenderana yekudzivirira zvikamu zvinogona kuderedza kudiwa kwemidziyo yakaparadzana, wiring uye kukwira gadziriro. Vagadziri vezvakasara-ikozvino-akadzivirirwa MCCBs vanonyatso simbisa compact kuisirwa uye kuderedzwa kwechikamu zvinodiwa sezvakanaka zvinobatsira.
3. Adjustable Protection
Zvimwe zvigadzirwa zvinopa zvinogadziriswa zvakasara zvikumbaridzo uye kunonoka nguva. Izvi zvinobvumira gadziriro yedziviriro kuti igadziriswe kune akasiyana maseketi pane kutsamira pane imwe yakagadziriswa kuseta kune yega application.
4. Nyore System Planning
Kana zvakaremerwa, pfupi-sekete uye kuvuza zvinodiwa zvinotariswa pamwe chete, mainjiniya anogona kuongorora yakakwana nzira yekudzivirira pachinzvimbo chekusarudza zvikamu zvega.
5. MCCB ine Leakage Protection Inoshandiswa kupi?
Chikumbiro chakakodzera chinoenderana nekugadzirwa kwemagetsi, zvinodiwa munharaunda uye zvigadzirwa zvechigadzirwa. Nzvimbo dzekushandisa dzinosanganisira:
- Mabhodhi ekugovera zvivakwa zvekutengesa
- Maindasitiri emagetsi ekugovera masisitimu
- Factory kugadzira michina
- Motor uye michina feeders
- Maworkshops uye zvivakwa zvekugadzira
- Infrastructure uye utility installation
- Midziyo yemagetsi inoda kutariswa kwekudonha kwevhu
- Kugovera masisitimu uko nzvimbo yepaneru ishoma
- Mapurojekiti anoda kurongedzerwa kuremerwa, pfupi-dunhu uye yasara-yazvino kuchengetedzwa
MCCBs anoshandiswa zvakanyanya mukugovera maindasitiri uye kutengeserana nekuti zviyero zvazvino uye kukanganisa kugona zvinogona kuvhara zvikumbiro kupfuura iyo yakajairwa huwandu hwediki-dunhu redunhu.
6. Vatengi Vanofanira Kuongorora Chii Vasati Vasarudza?
Kusarudza MCCB ine leakage dziviriro yakavakirwa chete payakayerwa amperage kunogona kuunza matambudziko panguva yekuisa. Vatengi vanofanirwa kupa mugadziri kana injiniya yemagetsi ruzivo rwakakwana rwehurongwa vasati vasimbisa modhi.
- Rated current:Sarudza iyo inotarisirwa inoenderera mutoro uye sarudza yakakodzera ikozvino chiyero zvichienderana neyakakwana redunhu dhizaini.
- Operating voltage:Simbisa iyo system voltage uye kana chigadzirwa chacho chakakodzera kune yakarongwa AC application.
- Nhamba yemapango:Tarisa uone kana sisitimu ichida 3P, 4P kana imwe gadziriso.
- Short-circuit kugona:Simbisa iyo iripo inotarisirwa kukanganisa ikozvino uye ona kuti iyo breaker ine yakakodzera yekukanganisa chiyero.
- Leakage sensitivity:Sarudza iyo yasara yekushanda ikozvino inodiwa kune yakanangwa kudzivirira nzira.
- Nguva inononoka:Funga kuti kushanda nekukasira here kana kuti mhinduro inonokerwa nenguva ichidiwa pakubatanidza nemichina iri kumusoro kana pasi.
- Installation conditions:Wongorora ambient tembiricha, yakavharirwa, humidity, urefu uye zvimwe zvinoenderana nemamiriro ekunze.
- Standards uye certification:Simbisa zviyero uye kubvumidzwa kunodiwa mumusika unotangwa.
7. Key Parameters Inotsanangurwa
Aya anotevera ma paramita akanyanya kukosha kana tichienzanisa akasiyana MCCB leakage-protection zvigadzirwa.
| Parameter | Nei Zvichikosha | Izvo Vatengi Vanofanira Kusimbisa |
|---|---|---|
| Yakatemerwa Zvazvino (Mu) | Inotsanangura nhanho yemazuva ano iyo circuit breaker yakagadzirirwa kutakura pasi pemamiriro akatarwa. | Batanidza muputsi kune wedunhu mutoro uye conductor dhizaini. |
| Rated Voltage (Ue) | Inotsanangura magetsi ekushanda kwemagetsi ekushandisa. | Simbisa kuenderana neiyo system voltage. |
| Breaking Capacity | Inoratidza kukanganisa ikozvino iyo breaker inogona kukanganisa zvakachengeteka pasi peyakatsanangurwa bvunzo mamiriro. | Enzanisa kuyerwa kwechigadzirwa neinowanikwa pfupi-yedunhu ikozvino. |
| Leakage Current Setting | Inosarudza iyo yakasara ikozvino nhanho iyo iyo leakage yekudzivirira inoshanda. | Simbisa kudiwa kunodiwa uye kugadzirisa mararamiro. |
| Nguva Kunonoka | Inogona kubatsira kurongedza kuchengetedzwa kwekudonha nemamwe maturusi ekudzivirira. | Tarisa uone kana mhinduro inodiwa iri pakarepo kana kuti yanonoka. |
| Nhamba yePoles | Inotarisa kuti ndeapi maconductor anochinja uye anodzivirirwa. | Simbisa 3P, 4P kana imwe inodiwa kugadzirisa. |
| Mitemo | Inopa hurongwa hwekuita kwechigadzirwa uye kuyedzwa. | Simbisa iyo inoshanda IEC, yedunhu uye yeprojekiti zvinodiwa. |
Semuyenzaniso, zvigadzirwa zvekutengesa zvazvino zvine kusara-zvazvino kuchengetedzwa zvinogona kupa misanganiswa yakayerwa yazvino, gadziriso yepole, yekushanda voltage uye kutyora kugona. Izvi zvinotsanangurwa zvinofanirwa kugara zvichitariswa zvichipesana neiyo chaiyo chigadzirwa dhata pane kufungidzirwa kubva muchikamu chechigadzirwa chete.
8. MCCB ine Leakage Protection vs. Separate Protection Devices
Zvose zvakabatanidzwa uye zvakaparadzana gadziriro dzekudzivirira dzinogona kuve dzakakodzera nehunyanzvi. Iko kurongeka kuri nani kunoenderana nemagetsi emagetsi eprojekiti, zvinodiwa zvemuchadenga, kuronga kuronga uye zvinodiwa zvekutenga.
| Kufunga | MCCB ine Leakage Protection | Kuparadzana Kuronga Kudzivirirwa |
|---|---|---|
| Panel Layout | Inogona kupa compact gadziriro. | Inogona kuda imwe nzvimbo yekuisa. |
| Wiring | Inogona kuderedza kuwirirana pakati pezvikamu zvekudzivirira zvakasiyana. | Inogona kuda kuwedzera wiring uye kurongeka. |
| Dziviriro Mabasa | Yakagadzirwa yakatenderedza hurongwa hwekudzivirira hwakabatanidzwa. | Mabasa anogona kusarudzwa akazvimirira. |
| Maintenance | Zvishoma zvakaparadzana zvikamu zvinogona kurerutsa kuongorora. | Zvimwe zvikamu zvinogona kuchinjwa zvakasiyana zvichienderana nekugadzirwa. |
| Customization | Zvinoenderana neanowanikwa breaker uye leakage-protection magadzirirwo. | Inogona kupa kuchinjika nekubatanidza zvishandiso zvakasiyana. |
Chinhu chakakosha ndechekuti kusanganisa hakungorevi kukodzera. Iko kusanganiswa kwakasarudzwa kunofanira kuramba kuchizadzisa zvinodiwa nemagetsi zvekuisa.
9. Kuisa uye Maintenance Kufunga
Kuisa chaiko kwakakosha sekusarudza iyo chaiyo breaker. Kunyangwe yakanyatsogadzirwa MCCB ine leakage dziviriro inogona kusapa iyo inotarirwa kuita kana wiring, gadziriro yepasi, marongero kana nharaunda yekuisa isiriyo.
Tarisa Wiring Nekungwarira
Tevera dhayagiramu yewaya yemugadziri uye mirayiridzo yekuisa. Iyo phase uye isina kwayakarerekera conductors, pazvinofanirwa, inofanirwa kurongeka nemazvo kuti yasara yekuona sisitimu yekuona kuti ishande sezvainoda.
Simbisa iyo Leakage Setting
Usafunge kuti iyo yakaderera iripo yekuvuza-ikozvino kuseta kwakaringana. Kugadzirisa kunofanirwa kuenderana nechinangwa chekudzivirira basa uye maitiro emagetsi edunhu.
Funga nezveKusarudza
Mahombe ekugovera masisitimu anogona kunge aine akawanda ekudzivirira emidziyo. Maitiro avo ekushanda anofanirwa kuongororwa pamwe chete kuitira kuti chikanganiso chakakodzera chekudzika kwemvura chisabvisa zvisina kufanira chikamu chikuru chekuisa.
Ita Functional Testing
Kana chigadzirwa chinopa basa rekuyedza, kuyedzwa kunofanirwa kutevedzera zvakakurudzirwa nemugadziri uye zvinodikanwa zvinoshanda pakuiswa. Zvimwe zvakasara-zvazvino zvishandiso zvinopa bvunzo mabasa uye mamwe maficha ekutarisa.
10. Shanghai DaDa Electric Co., Ltd. uye Leakage Protection Solutions
Iyo kambani Shanghai DaDa Electric Co., Ltd. inopa MCCB mhinduro dzakagadzirirwa zvikumbiro uko kwakajairwa dunhu kuchengetedzwa uye kudonha kwekudzivirira kunoda kushanda pamwechete. Yayo DAM1L yakatevedzana muenzaniso weMCCB ine yakasanganiswa yasara yekudzivirira yazvino, yakagadzirirwa maapplication anosanganisira kuvaka masisitimu emagetsi, nzvimbo dzemaindasitiri nedzimwe nzvimbo dzakaderera-voltage yekugovera.
Ruzivo rwechigadzirwa runoratidza zvigadziriso senge mana-pole kuvaka, yakafara rated-ikozvino renji uye inogadziriswa pasi-leakage dziviriro. Zvichienderana nemuenzaniso, leakage inoshanda ikozvino inogona kugadzirwa pane yakatarwa siyana, ichibvumira nzira yekudzivirira kuti igadziriswe kune akasiyana maapplication.
Kune vatengi vekunze, vagovanisi, vavaki vepaneru uye makondirakiti emagetsi, nzira inonyanya kukosha ndeyekupa mutengesi izvo zvinodiwa neprojekiti usati wakumbira makotesheni. Izvi zvinobatsira kuona kana iyo inodiwa chiyero chazvino, kurongeka kwepole, kudonha kwekuisa, kutyora kugona uye chitupa zviripo mukurongeka kwakarongwa.
Ruzivo rwekusanganisira muKubvunza
- Inodiwa yakayerwa ikozvino
- System voltage uye frequency
- Nhamba yematanda
- Inodiwa leakage-current sensitivity
- Inodiwa nguva-kunonoka basa
- Zvinotarisirwa zvenguva pfupi-sekiti ikozvino kana inodiwa kutyora simba
- Installation environment
- Target market uye zvinodiwa certification
- Nhamba inodiwa
- OEM kana customized zvinodiwa, kana zvichiita
Kupa ruzivo urwu pakutanga kunogona kuita kuti kutaurirana kwehunyanzvi kuve kwakanyanya uye kuderedza njodzi yekusarudza breaker isingaenderane nekuiswa kwekupedzisira.
11. Mibvunzo Inowanzo bvunzwa
Dziviriro yeLeakage inoona yasara ikozvino yakakonzerwa neisingatarisirwe yazvino nzira uye inogona kutangisa breaker tripping kana yakamisikidzwa yekushanda chikumbaridzo chasvika. Inogadzirisa mamiriro akasiyana kubva kune yakajairwa kuwandisa uye pfupi-circuit kudzivirira.
Kwete. Imwe MCCB yakajairwa inopa mabasa akadai sekuremedza uye kudzivirira-pfupi-redunhu, ukuwo leakage-yakadzivirirwa gadziriso inowedzera yasara-ikozvino kuona nekudzivirira.
Dziviriro yeLeakage inogona kubatsira kuona dzimwe nzira dzisina kujairika dzazvino dzinogona kukonzera njodzi dzemagetsi. Nekudaro, kudzivirira moto kunoenderana nekuiswa kwakazara kwemagetsi, mamiriro emidziyo, zvigadziriso zvekudzivirira uye anoshanda ekuchengetedza matanho.
Iko hakuna kugadzika kumwe kwakakodzera kune yega yega yekuisa. Kukosha kwakakodzera kunoenderana nechinangwa chekudzivirira, hunhu hwedunhu, zvishandiso uye zvinoshanda zvemagetsi zvinodiwa. Mamiriro acho anofanira kusarudzwa nevashandi vanokwanisa.
Iyo MCCB kumisikidzwa inowanzo gadzirwa yakatenderedza akajairwa wedunhu-anotyora-yekudzivirira mabasa, asi iwo chaiwo ekudzivirira mabasa anoenderana neiyo chaiyo modhi uye rwendo-yuniti kumisikidzwa. Gara uchiongorora zvinyorwa zvemugadziri.
IEC 60947-2 chiyero chakakosha cheyakadzika-voltage maseketi mabreaks uye inosanganisira zvinodiwa zvinoenderana nedunhu rinopwanya rinosanganisira yasara yekudzivirira ikozvino. Zviyero zvedunhu uye zvinodiwa-zvakanangana neprojekiti zvinogona kushandawo.
Ehe, mamodheru akakodzera anogona kushandiswa mukugovera maindasitiri uye mashandisirwo emidziyo kana zviyero zvemagetsi, maitiro ekudzivirira uye zvakatipoteredza zvinoenderana nekuiswa.
Ipa iyo inodiwa ikozvino, voltage, mapango, kutyora simba, kuvuza-ikozvino kuseta, kunonoka-nguva inodiwa, yekuisa mamiriro, huwandu uye chinangwa chitupa. Izvi zvinopa mugadziri ruzivo rwakakwana kuti akurudzire gadziriso yakakodzera.
12. Mhedziso
Iyo MCCB ine leakage dziviriro inogadzirisa nzvimbo mbiri dzakakosha dzekudzivirira kwemagetsi: yakajairwa overcurrent chengetedzo uye kuona yasara ikozvino. Nekuunza aya mabasa mune yakarongeka mhinduro, inogona kubatsira kurerutsa magadzirirwo ekugovera magetsi uko kuchengetedzeka kwemagetsi, nzvimbo yepaneru uye kurongeka kwehurongwa kwakakosha.
Nhanho inonyanya kukosha ndeyekutarisa kupfuura zita rechigadzirwa. Yakatemerwa zvazvino, magetsi ekushanda, simba rekupwanya, gadziriso yedanda, kuvhurika kwekunzwa, kunonoka nguva, mamiriro ekuisa uye zviyero zvinoshanda zvese zvinopesvedzera kana imwe MCCB yakakodzera purojekiti.
Kune vatengi vanoongorora leakage-yakadzivirirwa MCCBs yezvivakwa zvekutengesa, maindasitiri zvivako, kuparadzirwa mapaneru kana OEM zvikumbiro, kushanda zvakananga kubva chaiwo magetsi zvinodiwa ndiyo yakavimbika nzira kuziva akakodzera configuration.
Unoda MCCB ine Leakage Dziviriro?
Kana iwe uchitsvaga maMCCB epurojekiti nyowani yemagetsi, kutsiva midziyo yekudzivirira iripo kana kugadzira yakasarudzika yekugovera mhinduro,Iyo kambani Iyo kambani Shanghai DaDa Electric Co., Ltd.inogona kukubatsira kuti uongorore zvinodikanwa zvakatemwa uye kugadzirisa kwechigadzirwa. Govera voltage yako, yazvino, nhamba yedanda, kudonhedza-kudzivirira zvinodiwa uye ruzivo rwekushandisa kukurukura mhinduro yakakodzera.
Zvekutsanangurwa kwechigadzirwa, OEM zvinodiwa kana kubvunza kweprojekiti,taura nesunemagetsi zvaunoda uye ruzivo rwekushandisa.
