Switchgear unit (CRU): hom, yam ntxwv, los

Qhov tsab xov xwm yuav muab cov lus qhia txog lub teb Switchgear. lawv txoj kev yam ntxwv, hom thiab lub sij hawm yuav tsum tau muab.

Scope

Switchgear unit (CRU) - ib tug ntaus ntawv uas muaj cov laug cam, uas yog siv nyob rau hauv muaj pes tsawg leeg:

• cov cav tov pib thiab lub hwj chim-consuming khoom tswj;
• kev tiv thaiv ntaus ntawv;
• clamp ntaus ntawv;

Raws li zoo li lwm yam los tsis ua cas lub Cheebtsam, tuaj txoos ua ke thiab npaj txhij rau kev siv.

Lub hom phiaj tseem ceeb yog yuav tau txais thiab ntxiv hluav taws xob faib nyob rau hauv peb-theem tes hauj lwm nrog ib tug khiav hauj lwm zaus ntawm 50 Hz thiab ib tug voltage ntawm dua 1000 V.

Switchgear unit (CRU) yog muab faib ua ob hom, sab nraud thiab sab hauv installation. Rau cov nroj tsuag hauv tsev yog muab tso rau hauv los yog nyob rau thaj chaw. Xws li tau koom ua ke nrog lub busbar. Thaum siv rau kev khiav hauj lwm voltages saum toj no 35 kV thov huab cua rho tawm tes hauj lwm 110 kV rwb thaiv tsev yog insulating roj.

Raws li ib tug txoj cai, nyob rau hauv niaj hnub Switchgear siv high-voltage lub tshuab nqus tsev keyboards raws li ib tug tiv thaiv thiab switching ntaus ntawv, tab sis muaj ntau obsolete nroj tsuag uas yog ntsia roj keyboards.

Faib xwm, Switchgear RN 6 no yog ua los rau sab nraum zoov siv thiab muab faib ua ob hom ntawm kev ua tau zoo: dov tawm, nyob rau hauv uas txhua qhov chaw thiab cheebtsam yog tsau nyob rau hauv ib tug tshwj xeeb board, thiab nyob ruaj ruaj, nyob qhov twg tag nrho cov qhov chaw thiab cheebtsam ntsia rau ib tug ntev kev pab cuam lub neej.

Installation ntawm sab nraum zoov installation

Switchgear sab nraum zoov installation yuav tsum tau npaj kom txhij rau lub rooj sib txoos, yog li thawj ntawm tag nrho cov muab tso paus. Hlwb tsiv mus nyob rau hauv packed daim ntawv ua ntej tag nrho cov pab kiag li lawm yog muab. Tom qab ntawd Unpacked thiab trolley dov tawm ntawm lub vaj tse nyob rau hauv uas lub Switchgear yog ntsia. Teem cell kev kho raws li lub hom phiaj. Installation pib nrog cov huab. Thaum qhia tau tseeb qhov tseeb installation ntawm lub txee, tom ntej no cov teeb. Nws yog ib qho tseem ceeb uas lub hlwb tsis tau sawv ntsug nyob rau ntawm ib lub.

Rau nyiaj siv ua haujlwm kab ru tsev mounting nkhaus ntsia. Nws tseem yog tsim nyog los muab cov hauv zos teeb pom kev zoo nyob ze txhua cell. High-voltage cable ntawm kab Terminations Switchgear tsau rau cov uas nrhiav tau nyob rau hauv lub rear qhov rooj ntawm lub txee. Tom qab ntawd switchgears sab nraum zoov installation npaj rau cov lag luam.

tsim

Xam switchgears (KRU) 6/10 kV voltage yuav tsum xyuas kom meej lag luam ntawm tag nrho cov ntsiab mounted nyob rau ntawd. KRU zoo xws li cov nyob rau hauv tsos kom loj steel cell, hauv uas yog mounted Switchgear, kev tiv thaiv thiab kev pab kiag li lawm. Cov txheej hau ntawm lub cell tsim los ntawm steel los xij, nws yog los ua rau kom tus yam ntxwv zog thiab kev tiv thaiv tiv thaiv luv luv-Circuit Court tam sim no ntawm lwm cov pab kiag li lawm nyob ze.

Faib xwm, Switchgear RN 6 txawm peem rau nrog ib tug tshwj xeeb hauv zos cua kub, uas tam sim no-ntsuas pab kiag li lawm feem ntau ua hauj lwm nyob rau hauv lub caij ntuj no.

Specifications thiab switching muaj peev xwm

Switchgear unit (CRU) 10 kV muaj cov nram qab nominal cov ntaub ntawv:

• kev khiav hauj lwm mov voltage - 6, 10, 35, 110 kW;
• muaj kev khiav hauj lwm kab zaus - 50 Hz;
• Kev khiav hauj lwm tam sim no - 630 A;
• dawm taw tam sim no - 12.5, 20, 25, 35, 40 kÅ;
• rwb thaiv tsev - cua;
• ntaus Circuit Court - ib lub tshuab nqus;
• ntaus tam sim no transformer - thawb-6;
• ntaus hwj chim transformer - TM-25;
• Drive hom - hluav taws xob.

Lub Circuit Court Switchgear kuj txiav txim raws li qhov tsis muaj cov khoom uas yog ua tau rau hauv ib tug mus ntaus mounted rau nws tsav tsheb. Switching khoom, uas yog ntsia tau rau hauv lub Switchgear, yuav tsum nquag ua hauj lwm ntawm nyob load thiab mas cov tshau nyob rau high school tam sim no tawg, uas yog teev nyob rau hauv lub specifications ntawm Internal pab kiag li lawm.

Lub slider tug tswv cuab thiab cov neeg kawm ntawv ntawm kev tiv thaiv

Retractable caij uas ib tug switching khoom, yuav kis tau ob manually thiab mechanically. Nyob rau hauv ua li ntawd, lub tawb nqa khoom yuav tsum dhau rau txoj kev mus rau ib tug txawm txheej vim nws muaj ib tug heev heev ntawm qhov ceeb thawj.

Tag nrho Switchgear khoom yuav tsum tau xis thaum lub sij hawm lub lag luam thiab yog tsim rau cov kev nplij siab installation, kho thiab hloov ntawm qhov chaw. Nyob rau hauv feem ntau Switchgear khoom thaum lub sij hawm ib tug zawv zawg trolley dov tawm ntawm lub hlwb nyob rau hauv cov ua hauj lwm txoj hauj lwm qhib mus rau lub tas cov neeg uas lub ntsiab Circuit Court disconnector xauv tshwj xeeb shutters.

Nyob rau hauv daim ntawv thov, cov installation yuav ua tau ntawm ntau hom ntawm kev ua tau zoo. CRU yuav tsum tau ua raws li eclectic thiab txhua yam ntxwv zog, rwb thaiv tsev thiab kuj mus txhoj puab heev kev khiav hauj lwm tej yam kev mob. Qeb pab Crewe:

• V3 - tsim los ua hauj lwm nyob rau hauv cheeb tsam uas muaj tej yam ntuj tso cua kev;
• V4 - tsim rau cov chav nrog dag nyab xeeb.

Tus tsim ntawm Switchgear yog muab stability thaum lub sij hawm deeg uas tshwm sim thaum lub sij hawm switching rau hauv thiab tawm high-voltage keyboards, raws li zoo raws li thaum mus rau chav tsev. Nyob rau hauv cov ntaub ntawv no, tag nrho cov pab kiag li lawm yuav tsum tau ua hauj lwm, thiab relay tiv thaiv tsis tshwm sim thaum lub sij hawm kev lag luam ntawm nominal nqi.

Switchgear yuav manufactured rau txawv climatic tej yam kev mob nrog rau kev siv ntawm lub zos cua kub lossis cua txias.

exploitation

Thaum kev khiav hauj lwm lub Switchgear xav tau lub sij hawm mus npaj kev soj ntsuam thiab txij nkawm ntawm cov khoom, uas yog muab tso nyob rau hauv lub cell, raws li zoo raws li troubleshooting.

Kev saib xyuas ntawm cov chaw ua hauj lwm ntawm cov khoom muab kev koom tes nyob rau hauv cov dej num electricians los yog tus neeg uas ua hauj lwm rau hauv lub installation. Raws li tam sim no muaj kev ruaj ntseg uas yuav tsum tau, mus ua hauj lwm nrog hluav taws xob sib tsis pub ib tug neeg, li ntawd, thaum ua hauj lwm nrog KRU tsum tau yam tsawg ob.

Cov neeg ua haujlwm uas yog koom nyob rau hauv lub installation kho yuav tsum tau kawm thiab muaj ib tug kam band tsis qis tshaj li IV, thiab kuj yuav tsum paub txog cov khoom uas yog nyob rau hauv lub Switchgear los ua ke, thiab los muab hluav taws xob mechanisms ua hauj lwm qhov chaw.

Installation nrog ib tug khiav hauj lwm voltage ntawm 35 kV

Switchgear high voltage series BM-4 yog siv rau cov fais fab kis nyob rau hauv peb-theem tes hauj lwm nrog cov muaj mains zaus ntawm 50 Hz thiab ib tug khiav hauj lwm voltage ntawm 35 kV.

Switchgear cell yog ib tug qauv sheathed nrog galvanized steel ntawv txheeb uas yog koom los ntawm ib tug weld los yog RIVET. Hauv mounted high-voltage keyboards, voltage transformers, Switchgear, instrumentation thiab isolator.

Tej Switchgear tsim rau ob-txoj kev pab. Thaum ntsia tau rau hauv lub me me-sized nroj tsuag ua hloov KRU-txoj kev pab. Yuav kom tswj qhov kub nyob rau hauv lub hlwb, muaj qhov rais. Tsis tas li ntawd rau siab nyem, uas tej zaum yuav tshwm sim nyob rau hauv cov ntaub ntawv ntawm thaum muaj xwm ceev lag luam hom los yog txhaum currents tshuam li qub ntsia saum lub ru tsev ntawm lub cell.

Apparatus cim K-63

Switchgear cim K-63 yog tsim los ntawm ib tug hlau lub cev rigidly tsau mus rau cov kev txhawb, hauv uas yog ib tug tag nrho Tiv Thaiv Switchgear thiab transformer khoom. Switchgear hom Switchgear K-63 raws li zoo raws li lwm tus neeg, yog npaj rau kis tau tus mob thiab muab faib rau hluav taws xob tam sim no nyob rau hauv peb-theem tes hauj lwm thiab muaj zaus ntawm 50 Hz thiab nrog ib tug khiav hauj lwm voltage ntawm 6 kV.

Ib tug feature ntawm KRU K-63 yog hais tias nws yuav siv tau raws li ib tug transformer ntaus ntawv. Lub ntsiab switching pab kiag li lawm K-63 yog high-tam sim no keyboards BB / TEL siv electromechanical relays los yog MPD.

Hlwb ntawm K-63 yog tsim rau cov installation nyob rau hauv ib tug thaj chaw, thiab lub transformer yuav tsum tau nyob nraum zoov. K-63 yog koom ua ke nrog ib tug hluas busbar system, uas hluav taws xob yog noj los ntawm lub high-voltage Switchgear cell nkag rau qhov hais tias cov txheej txheem ntawm nyob rau hauv lub ru tsev.

Lub tsev K-594 hom: meej mom

Switchgear KRU cim K-594, zoo li tag nrho cov saum toj no teeb, thov ib tug voltage ntawm 6-10 kV tes hauj lwm thiab ib tug khiav hauj lwm zaus ntawm 50 Hz.

Raws li ib tug txoj cai, KRU K-594 yog siv nyob rau hauv substations, fais fab nroj tsuag, ua liaj ua teb chaw thiab railways. Switchgear los ua ke KRU-594, tus nqi uas nyob rau ntawm lub chaw muag khoom thiab yuav khoom ntawm lub cheeb tsam, zoo meej rau txuas high-voltage motors thiab lwm yam hluav taws xob machinery. Lub ntsiab zoo ntawm Switchgear yog:

• Tag nrho cov hluav taws xob actuators tau koom ua ke nyob rau hauv ib lub cell thiab ua kom tiav tom lub Hoobkas;
• Nws tsub kom qhov kev ruaj ntseg ntawm cov nroj tsuag nws tus kheej, raws li zoo raws li cov ua hauj lwm cov neeg;
• tag nrho cov ntawm cov feem ntau complex cov ntsiab yog mounted rau dov tawm ib tug laub, uas thiaj li muaj qhov complexity ntawm lub chaw ua hauj lwm nyob rau hauv lub txij nkawm ntawm cov khoom;
• KRU hlwb yog tsis loj, yog li lawv ho tseg tau chaw nyob rau hauv lub chav tsev.

Switchgear unit (CRU) K-594 series muaj specifications uas yuav hloov nyob rau hauv cov ntaub ntawv ntawm ua los yog zuj zus lawm lub xam nominal indices ntawm tau txais kev pab, uas yuav tsum tau kev cob cog rua Switchgear.

xaus

KRU - yog ib tug txhim khu kev qha txoj kev uas yuav txuas tau txais kev pab raws li heev txhim khu kev qha thiab yooj yim rau siv, thiab yooj yim txij nkawm thiab kho. Lawv tau khwv tau lawv chaw nyob rau hauv lub ntiaj teb no kev ua lag luam raws li ib tug txhim khu kev qha fais fab kis cov khoom.