Thaum cov kws tsim khoom thiab cov neeg tswj xyuas kev yuav khoom tshawb nrhiav qhov nruab nrab voltage switchgear, lawv tsis tshua muaj pib nrog lub slate dawb paug. Feem ntau twb muaj qib voltage hauv siab, hom chaw uas lawv tsim rau, lossis kev saib xyuas lub tswv yim lawv xav tau kom haum. Qhov lawv xav tau yog qhov kev sib cais meej ntawm cov khoom lag luam loj npaum li cas sib txawv, qhov tshwj xeeb tseem ceeb rau lawv daim ntawv thov, thiab cov lus nug dab tsi los nug cov chaw tsim khoom ua ntej cog lus rau kev yuav khoom.
Phau ntawv qhia no npog tag nrho cov ntawd. Nws tsom mus rau peb qhov kev teeb tsa uas tshwm sim feem ntau hauv kev lag luam thiab kev siv hluav taws xob thoob ntiaj teb: Hlau Enclosed Switchgear, AC Hlau Clad Switchgear, thiab ARMORED Drawout Switchgear. Kev nkag siab tias peb qhov no cuam tshuam li cas rau ib leeg yog lub hauv paus ntawm kev txiav txim siab xaiv qhov zoo.
Hluav taws xob substation switchgear chav
Qhov Nruab Nrab Voltage Switchgear Ua li cas
Nruab nrab voltage switchgear yog txheej ntawm cov khoom siv nyob nruab nrab ntawm qhov siab -voltage kis tau tus mob thiab cov khoom siv hluav taws xob faib khoom noj, lub cev muaj zog, transformers, thiab lwm yam loads. Nws cov haujlwm tseem ceeb yog tswj xyuas lub zog khiav, cais cov kev ua txhaum sai sai, thiab tso cai rau kev saib xyuas kom zoo.
Lub sij hawm "medium voltage" npog ib tug dav band. Cov kab hluav taws xob feem ntau nkag siab tias txhais tau tias cov tshuab xa tawm siab tshaj 1 kV thiab feem ntau mus txog thiab suav nrog 52 kV. Nyob rau hauv kev xyaum, feem ntau coj mus muag thiab industrial MV switchgear yog teev nyob rau hauv lub 3.3 kV rau 36 kV ntau. Hauv qab uas zaum qis-voltage iav ntsuas nyob rau hauv 1 kV, siv nyob rau hauv cov vaj tse thiab cov tsev lag luam me. Sab saum toj nws zaum siab- cov khoom siv hluav taws xob kis tau tus mob, uas yuav tsum muaj kev sib txawv ntawm kev rwb thaiv tsev thiab kev tshem tawm cov tswv yim.
Qhov sib txawv ntawm MV thiab LV switchgear tsis yog tus lej voltage xwb. MV switchgear sib npaug tus nqi, kev saib xyuas lub sijhawm, thiab qhov loj me, ua rau nws tsim nyog rau cov chaw tsim khoom me me rau cov chaw lag luam loj, cov chaw siv hluav taws xob, thiab cov khoom siv hluav taws xob. Qhov nyiaj tshuav ntawd yog vim li cas pawg thiaj li dav thiab yog vim li cas qhov kev xaiv ntawm hom kev tsim kho muaj qhov tshwm sim tiag tiag rau ob qho tib si ua ntej thiab ntev - cov nqi khiav lag luam.
Peb Hom Kev Tsim Kho Loj
Hlau Enclosed Switchgear
Hlau Enclosed Switchgearyog qhov dav, ntau suav nrog qeb ntawm peb. Hlau enclosed switchgear tsis xav tau tag nrho compartmentalization ntawm cov khoom siv sab hauv. Tag nrho cov khoom tseem ceeb, suav nrog cov hluav taws xob hluav taws xob, cov tsheb npav, thiab kev sib txuas ntawm cable, tuaj yeem sib koom ua ke ib lub qhov rooj es tsis yog sib cais los ntawm cov hlau thaiv hauv av ntawm txhua qhov chaw ua haujlwm.
Txoj kev tsim kho no muaj qhov ua tau zoo. Hlau enclosed switchgear feem ntau tsis tshua kim, muaj qhov me me hneev taw, thiab tuaj yeem muab ntau yam kev thauj mus los thiab kev sib txuas kev xaiv piv rau cov hlau clad switchgear. Rau cov haujlwm uas qhov kev ua txhaum tam sim no yog qhov nruab nrab thiab ib puag ncig ruaj khov, qhov tsim qauv no muab cov khoom ua tau zoo yam tsis muaj tus nqi them nqi cuam tshuam nrog cov khoom siv sib xyaw ua ke.
Cov khoom siv hlau kaw feem ntau xaiv rau nws tus nqi -kev ua tau zoo thiab tsim nyog rau cov ntawv thov uas muaj qhov ua txhaum tam sim no. Nws ua tau raws li ANSI thiab IEEE cov qauv, ua kom muaj kev ntseeg siab rau ib puag ncig tshwj xeeb.
Qhov twg Hlau Enclosed Switchgear haum zoo tshaj plaws: cov chaw ua haujlwm thib ob, cov chaw lag luam me me, cov ntawv thov qhov chaw txwv thiab qhov txhaum tam sim no tswj tau, thiab cov haujlwm uas kev qhuab qhia txog kev siv nyiaj txiag yog qhov tseem ceeb.
AC Hlau Clad Switchgear
AC Hlau CladSwitchgear sawv cev rau qib siab dua ntawm kev tsim hluav taws xob nruab nrab. Tus yam ntxwv txhais yog compartmentalization. Txhua qhov khoom siv ua haujlwm, suav nrog lub tshuab hluav taws xob, cov busbars, thiab cable compartments, yog cais nyob rau hauv nws tus kheej grounded sheet hlau enclosure. Cov compartments no tau muab cais tag nrho los tiv thaiv kev sib cuag tsis raug thiab muaj qhov ua yuam kev.
Qhov cuam tshuam kev nyab xeeb ntawm qhov kev tsim no tseem ceeb heev. Los ntawm txoj kev nyab xeeb, hlau clad switchgear muaj kev tiv thaiv zoo tshaj. Lub compartmentalization txwv kev sib kis ntawm qhov tsis raug, txo qhov kev pheej hmoo ntawm arc flash propagation, thiab tso cai rau kev saib xyuas ntawm ib ntu thaum cov seem uas nyob ib sab tseem muaj zog.
Lub Circuit Court breakers siv nyob rau hauv AC Hlau Clad Switchgear yog drawout hom raws li tus qauv yuav tsum tau, tsis yog ib tug xaiv feature. Lub drawout xwm ntawm nws breakers tso cai rau kom yooj yim txij nkawm thiab sim. Lub breaker tuaj yeem txav mus los ntawm lub cev los ntawm kev sib txuas, sim, thiab txiav txoj haujlwm yam tsis tau de- ua kom lub zog tag nrho. Cov khoom tawg tuaj yeem raug kuaj ua ntej-, thiab cov khoom tawg tuaj yeem hloov pauv nrog kev cuam tshuam tsawg kawg rau kev pabcuam hluav taws xob. Kev tswj cov tshuab thiab kev tiv thaiv relays tuaj yeem sim hauv TEST txoj haujlwm yam tsis muaj kev cuam tshuam rau cov khoom siv hluav taws xob sib txuas.
Hlau clad switchgear ua raws li cov qauv kev lag luam nruj xws li IEC 62271-200 thiab ANSI / IEEE C37.20.2. Kev ntsuas hluav taws xob feem ntau khiav ntawm 4.76 kV mus txog 38 kV ntawm qhov siab kawg, npog feem ntau ntawm kev lag luam thiab kev lag luam loj.
Qhov twg AC Hlau Clad Switchgear haum zoo tshaj plaws: lub hom phiaj- cov chaw tseem ceeb xws li tsev kho mob, cov chaw khaws ntaub ntawv, thiab cov chaw tsim khoom uas yuav tsum tau ua haujlwm siab; ib puag ncig nrog elevated txhaum tam sim no theem; thiab tej yaam num uas txij nkawm yooj yooj yim tshaj lub neej ntawm lub installation justifies lub siab dua pib peev.
ARMORED Drawout Switchgear
ARMORED Drawout Switchgearyog ib lo lus uas tshwm sim ntau zaus hauv qhov project specifications sau rau IEC cov qauv thiab hauv Suav teb -tsim switchgear exported nyob rau hauv GB 3906 lub moj khaum, txawm hais tias lub hauv paus ntsiab lus engineering maps ze rau qhov North American qauv txhais raws li hlau clad. Lub npe nws tus kheej sib txuas lus lub hom phiaj tsim: lub thawv muab lub cev muaj zog nyob ib ncig ntawm txhua qhov chaw, thiab lub Circuit Court breaker yog tshem tau es tsis yog nyob rau hauv qhov chaw.
Armored switchgear nta plaub- cov qauv hauv chav ua haujlwm npog thaj chaw busbar, thaj chaw tawg, cheeb tsam cable, thiab cheeb tsam tswj. Cov qauv no ua kom ntseeg tau tias muaj kev txhaum loj hauv ib cheeb tsam muaj nyob rau ntawd, tiv thaiv ob tus neeg ua haujlwm thiab cov khoom siv nyob ib sab. Lub breaker, feem ntau yog lub tshuab nqus tsev vacuum nyob rau hauv cov qauv tsim niaj hnub, tuaj yeem racked ntawm cov haujlwm thaum tseem nyob hauv lub thawv, tshem tawm qhov xav tau rau cov neeg ua haujlwm nyob ze cov neeg xyuas pib thaum lub sijhawm ua haujlwm.
Armored tshem tau AC switchgear yog tsim los ua kom muaj kev ruaj ntseg thiab ua haujlwm ntev, ua kom lub zog ruaj khov hauv qhov chaw hnyav. Nws qhov kev tsim kho ruaj khov tiv thaiv kev cuam tshuam sab nraud, ua rau nws zoo tagnrho rau cov chaw nyuaj. Lub modular xwm ntawm tus qauv tsim kuj ua kom yooj yim txij nkawm thiab kev hloov kho yav tom ntej.
Rau cov kev siv hluav taws xob nruab nrab xws li 1 kV txog 35 kV, armored switchgear yog qhov zoo tagnrho rau cov chaw tsim khoom lag luam, cov chaw siv hluav taws xob, thiab cov chaw loj -scale infrastructure. KYN28A-12 series yog ib qho khoom siv dav dav hauv pawg no, feem ntau tau teev tseg rau 10 kV faib cov haujlwm thoob plaws Asia, Middle East, thiab Africa. Ntawm 35 kV, armored drawout configurations yog tus qauv ntawm kev saib xyuas rau thawj substation ua hauj lwm.
Qhov twg ARMORED Drawout Switchgear haum zoo tshaj plaws: cov haujlwm qhia txog IEC 62271-200 lossis GB 3906; cov chaw siv hluav taws xob thiab lub nplhaib sib txuas hauv kev lag luam uas suav nrog cov khoom siv hluav taws xob ntau; thiab cov chaw uas yuav tsum tau muaj kev tiv thaiv tsis zoo nyob rau hauv ua ke nrog kev ua haujlwm yooj yim ntawm kev tshem tawm lub tshuab tawg.
GANGHENG XGN17-40.5 Box-Hom Tsau AC Hlau-Txuas Hloov Hloov
Cov ntsiab lus tseem ceeb los ntsuas
Xaiv ib hom kev tsim kho tsuas yog ib feem ntawm txoj kev xaiv. Txhua pob ntawv tshwj xeeb yuav tsum tau hais txog cov kev ntsuas hauv qab no ua ntej mus rau lub chaw tsim khoom rau kev hais lus.
Rated Voltage (Ur).Qhov no yog qhov siab tshaj plaws kev khiav hauj lwm voltage uas cov cuab yeej tsim los lis. Qhov ntsuas hluav taws xob yuav tsum raug xaiv siab tshaj qhov siab tshaj ntawm qhov kev khiav hauj lwm qhov hluav taws xob thiab muaj feem cuam tshuam nrog qib rwb thaiv tsev. Cov kev ntsuas feem ntau rau cov haujlwm ua haujlwm yog 12 kV, 24 kV, thiab 36 kV. Kev qhia txog qhov ntsuas dhau ze rau qhov tseeb qhov system voltage tawm tsis muaj lub taub hau rau kev hloov pauv dhau los.
Basic Insulation Level (BIL).Tus nqi no txhais tau tias zoo npaum li cas lub switchgear withstands xob laim impulse xwm txheej. Lub xob laim impulse withstand voltage npog tag nrho cov xwm txheej ntawm lub siab zaus, feem ntau overvoltages ntawm sab nraud keeb kwm. Sib piv BIL ntawm lub switchgear rau lub surge arresters thiab cable terminations nyob rau hauv tib lub Circuit Court yog ib tug yuav tsum tau uas engineers tej zaum overlooked thaum assembling ib specification.
Rated Normal Tam sim no.Qhov no yog qhov txuas ntxiv tam sim no ntawm cov busbars tseem ceeb thiab cov hluav taws xob hluav taws xob yuav tsum nqa yam tsis muaj qhov kub thiab txias. Kev ntsuas tus qauv rau MV cov kab sib txawv ntawm 630 A ntawm qhov qis kawg mus rau 3,000 A lossis siab dua rau cov nyiaj tau los tseem ceeb hauv cov chaw loj.
Luv -Circuit Rating.Qhov luv luv - qhov ntsuas hluav taws xob yuav tsum hais qhov sib npaug kA tus nqi thiab lub sijhawm, feem ntau yog ib thib ob, rau kev sib tsoo, busbars, earthing switches, thiab disconnects. Ua kom muaj peev xwm tam sim no yuav tsum suav nrog. Txo qhov luv luv - qhov ntsuas hluav taws xob yog ib qho ntawm qhov ua yuam kev loj tshaj hauv cov lus qhia switchgear vim nws cuam tshuam rau ob qho khoom siv ciaj sia thaum muaj kev ua txhaum thiab kev nyab xeeb ntawm cov neeg ua haujlwm nyob ze.
Kev Ua Raws Cai.Cov phiaj xwm nrog cov neeg yuav khoom thoob ntiaj teb lossis cov qiv nyiaj yuav xav tau kev tshaj tawm meej ntawm cov qauv siv tau. IEC 62271-200 tswj cov hlau kaw MV switchgear nyob rau hauv lub thoob ntiaj teb lub moj khaum. ANSI/IEEE C37.20.2 siv rau hlau clad switchgear hauv North American lag luam. Ua raws li cov qauv kev nyab xeeb ua rau muaj kev xaiv niaj hnub. Rau cov haujlwm xa tawm los ntawm Tuam Tshoj, GB 3906 kev sib raug zoo kuj tseem muaj thiab yuav tsum tau lees paub nrog cov chaw tsim khoom.
Environmental Rating.Ib puag ncig yam xws li av noo thiab kub yog qhov tseem ceeb rau kev txiav txim siab thaum xaiv switchgear kom ntseeg tau tias kev ua tau zoo. Kev teeb tsa sab nraum zoov xav tau kev tiv thaiv huab cua ntxiv, thiab qhov chaw sov lossis ntug hiav txwv tej zaum yuav hu rau kev tiv thaiv - cua sov thiab kho qhov chaw kho kom zoo dua qub. Kev ntsuas IP yuav tsum tau hais meej meej hauv qhov kev qhia tshwj xeeb.
Yuav Sib Piv Cov Khoom Siv Li Cas
Thaum cov kev qhia tshwj xeeb meej meej, cov txheej txheem xaiv hloov mus rau kev ntsuas cov tuam txhab. Ob peb thaj chaw tsim nyog tau txais kev saib xyuas tshwj xeeb.
Cov ntaub ntawv xeem hom tsis yog xaiv tau. Cov kab hluav taws xob hloov pauv tau zoo yuav muaj daim ntawv pov thawj kev faib tawm sab hauv arc, luv -circuit tiv thaiv cov ntawv ceeb toom, thiab cov ntaub ntawv ntsuas kub nce. Cov neeg tsim khoom uas tsis tuaj yeem tsim cov ntaub ntawv no yog muag ntawm tus nqi ib leeg, thiab qhov kev pheej hmoo ntawm qhov kev yuav khoom yog qhov nyuaj los ua pov thawj rau txhua qhov haujlwm ntawm qhov tseem ceeb.
Lub Hoobkas tsim muaj peev xwm tseem ceeb tshaj li daim ntawv thov. Tsim los ntawm MV switchgear manufacturers tuav cov kab ntau lawm nrog CNC fabrication rau enclosure Cheebtsam, tswj cov txheej txheem rau lub tsheb npav los ua ke, thiab nyob rau hauv - tsev siab - muaj peev xwm kuaj ua ntej xa khoom. Nug rau lub Hoobkas tshawb xyuas lossis kev tshuaj xyuas ntau lawm yog qhov tsim nyog rau kev txiav txim ntawm qhov muaj txiaj ntsig.
Lub sij hawm txhuas thiab cov khoom seem muaj feem ntau qis dua hauv qhov kev ntsuam xyuas thawj zaug. Ib lub tshuab hloov pauv uas siv sijhawm 20 lub lis piam los tsim thiab tsis muaj cov khoom hloov pauv hauv zos ua rau muaj kev pheej hmoo ua haujlwm rau tus tswv tsev. Nkag siab txog cov chaw tsim khoom cov txheej txheem xa khoom, cov khoom seem ntawm cov khoom seem, thiab tom qab - kev muag khoom txhawb nqa network yuav tsum yog ib feem ntawm kev sib piv ntawm cov neeg muag khoom, tsis yog qhov kev xav tom qab ntawm theem kev yuav khoom.
Xaiv Hom Zoo rau Koj Qhov Haujlwm
Qhov kev txiav txim siab ntawm Hlau Enclosed Switchgear, AC Hlau Clad Switchgear, thiab ARMORED Drawout Switchgear thaum kawg los txog rau peb yam: theem ntawm kev ua txhaum tam sim no hauv lub kaw lus, kev saib xyuas lub tswv yim ntawm qhov chaw, thiab cov qauv siv tau.
Rau cov haujlwm uas muaj kev ua txhaum qis tam sim no, qhov chaw ruaj khov, thiab cov peev nyiaj nruj dua, Hlau Enclosed Switchgear muab kev ua tau zoo txaus ntawm tus nqi sib tw. Rau lub hom phiaj- cov chaw tseem ceeb uas muaj kev tiv thaiv arc flash thiab nyob - kev tu lub tsheb npav tsis yog- sib tham tau, AC Hlau Clad Switchgear yog qhov kev xaiv tsim nyog. Rau cov haujlwm uas hais txog IEC lossis GB cov qauv, tshwj xeeb hauv kev siv hluav taws xob thiab kev tsim kho vaj tse, ARMORED Drawout Switchgear muab cov khoom sib cais, tshem tawm -breaker tsim uas cov kws tsim khoom thiab cov khoom siv hauv cov khw xav tau.
Tsis muaj ib yam ntawm cov no yog inherently superior. Txhua qhov yog engineering teb rau cov txheej txheem kev cai. Tus neeg yuav khoom uas tuaj txog ntawm lub chaw tsim khoom nrog kev nkag siab meej ntawm cov kev xav tau, txhawb nqa los ntawm cov ncauj lus kom ntxaws, yuav tau txais tus nqi zoo dua, kev ua raws cai zoo dua, thiab tsis tshua muaj kev xav tsis thoob thaum lub sijhawm ua haujlwm tshaj li tus neeg yuav khoom uas tawm hauv kev xaiv rau tus neeg muag khoom.
Yog tias koj tab tom ua haujlwm los ntawm cov lus qhia tshwj xeeb rau qhov project yuav los tom ntej thiab xav tau kev taw qhia txog kev ntsuas ntsuas, hom kev xeem yuav tsum tau ua, lossis lub sijhawm ua cov khoom siv, qhov pib txoj cai yog kev sib tham nrog cov chaw tsim khoom uas tuaj yeem qhia cov ntaub ntawv rau tag nrho peb.