Sekiangnshan scoetech complical co, ltd
1250 KVA{1}}Phase ea mekhahlelo e meraro-e kentsoeng Transformer-4.16*12.47/0.48 KV|USA 2025
Matla: 1250 kVA
Matla: 4.16 * 12.47-0.48kV
Feature: matla a mabeli a phahameng
Jiangshan Scotech Electrical Co., Ltd ke e 'ngoe ea baetsi le barekisi ba tšepahalang ba 1250 kva{2}}phase three-mounted transformer{9}}4.16*12.47/0.48 kv|USA 2025 naheng ea China. Ka kopo, ikutloe u lokolohile ho reka lihlahisoa tse baballang litšenyehelo tse rekisoang mona le ho fumana litšoantšo ho tsoa femeng ea rona. Ikopanye le rona bakeng sa lintlha tse ling.
Pad mounted transformer: e etselitsoe boemo ba leholimo, e etselitsoe polokeho, e tšeptjoa ka lilemo.
01 Kakaretso
1.1 Tlhaloso ea Morero
1250 kVA three-phase phase pad-mountered transformer e ile ea isoa USA ka 2025. Matla a lekantsoeng a transformer ke 1250 kVA le KNAN cooling, ba thehile sehlopha sa vector sa Dyn1.
-phase ena ea mekhahlelo e meraro-molumo oa transfoma ke radial-mokelikeli oa phepelo-o tlatsitsoeng ka mokhoa o tšepahalang oa ho ajoa ka tlas'a lefatše. E na le lintlha tse peli tse phahameng- tsa voltage ea4.16 kV le 12.47 kV(e nang le 2A2B * ±2.5% de-e nang le matla a ho fetola tepi), e fanang ka maemo a fapaneng a ho lumellana le maemo a fapaneng a motlakase. Lehlakore la {{5}voltage e tlase le filoe lintlha480Y/277Ve nang le 30 kV BIL, mme phepelo ea transformer e behiloe ho5.75% (±7.5%).
Ho finyella litlhoko tsa morao-rao tse sebetsang hantle, yuniti e lumellana leDOE 2016litekanyetso, ho finyella99.46% e sebetsang hantleka 50% mojaro le mocheso oa likhato tse 55. Bakeng sa khanyetso e phahameng ea kutu libakeng tse hlokang, tanka le lisebelisoa tsohle tsa kantle li felile kaC5M-seseteme ea ho penta e boima (Munsell 7GY3.29/1.5 e tala), e netefatsang-e tšoarellang nako e telele.
Libaka tsa Kopo
- Libaka tsa boikhathollo tsa indasteri le limela tsa tlhahiso- moo ho hlokehang mojaro o phahameng le ho ikamahanya le maemo ho matla a mantlha a fapaneng (4.16 kV kapa 12.47 kV) ho hlokahala.
- Mehaho ea khoebo le meaho e meholo ea sechaba- joalo ka litsi tsa mabenkele, lipetlele, likolo, le litsi tsa boitsebiso, ho rua molemo ka tahlehelo e tlase ea ts'ebetso (DOE 2016) le ho ts'epahala ha nako e telele-.
- Marang-rang a kabo ea lisebelisoa- bakeng sa liteishene tse ka tlas'a lefatše-tse phahamisitsoeng, haholo-holo moo lintlafatso tsa nako e tlang tsa motlakase kapa tse peli-li hlokahalang ka bobeli.
- Libaka tse lebopong la leoatle le tse senyang haholo- ho kenyeletsoa boema-kepe, limela tsa lik'hemik'hale, le litsi tsa pokello ea maoatle bakeng sa mapolasi a moea a kantle ho naha, moo sistimi ea pente ea C5M e fanang ka khanyetso e ntle khahlanong le setlolo sa letsoai, mongobo le tšilafalo ea indasteri.
- Merero ea matla a tsosolositsoeng- joalo ka-limela tse kholo tsa PV kapa lisebelisoa tsa polokelo ea matla a betri, tse hlokang 480Y/277V ea khokahanyo ea bobeli le ho tšoarella ka ntle ho matla.
1.2 Tlhaloso ea Setsebi
1250 kVA -phase phase pad-mofuta oa litlhophiso tsa transformer le leqephe la data
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E fetisetsoa ho
usa
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Selemo
2025
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Mofuta
Transformer e kentsoeng ka pampiri
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Standard
IEEE Std C57.12.34-2022 DOE 2016
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Rated Power
1000 kVA
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Khafetsa
60HZ
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Mokhahlelo
3
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Fepa
Radial
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Pele
Phela
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Mofuta oa ho Pholisa
ONA
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Voltage ea mantlha
4.16 * 12.47 kV
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Motlakase oa bobeli
0.48y/0.277 kV
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Lintho Tse Hlahang
Aluminium
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Sehlopha sa Vector
Dyn1
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Tšitiso
5.75% +/-7.5%
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Katleho
99.46%
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Tlanya Changer
NLTC
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Tlanya Range
±2*2.5%
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Ha ho Tahlehelo ea Mojaro
1.35 kW
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Ho Lahleheloa ke Moroalo
9.05 kW
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1.3 Litšoantšo
1250 kVA{1}}pase ea mekhahlelo e meraro-setšoantšo sa sethalo le boholo.
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02 Tlhahiso
2.1 Ntlha ea bohlokoa
Koko e sebelisa-mabele a hloekisitsoeng hantle-a tšepe ea silicon e tšekaletseng e nang le mehato-linonyeletso tsa marako ho fihlela tahlehelo e se nang-moroalo feela 1.35 kW, ka tlase ho moeli oa DOE 2016 oa 1.485 kW. Moralo ona o nepahetse bakeng sa ts'ebeliso-ea matla a bobebe joalo ka litsi tsa data le meaho ea khoebo. Teko ea ho leka-lekana ha makenete e netefalitse kabo ea symmetrical flux e se nang bofokoli ba mantlha, 'me khanyetso ea insulation ho tloha mantlha ho ea ho foreimi e feta 18 GΩ. Ho hlahisa ho kenyelletsa ho bokellana ka boiketsetso le taolo e thata ea lekhalo.Totobatsa:Tlase-tahlehelo ea mantlha e kopana le DOE 2016 le IEEE C57.12.34-2022.
2.2 Ho tsubella
Maqhubu a Aluminium a lokiselitsoe bakeng sa maqhubu a mabeli a phahameng (4.16 kV / 12.47 kV, Dyn1) a nang le ±2×2.5% de-e nang le matla a ho fetola tepe, e fanang ka marang-rang a bonolo haholo. Ho kheloha karo-karolelano ea motlakase ho ne ho lekantsoe feela -0.12% (hantle ka hare ho ± 0.5%), le HV matsoelintsoeke ho hanyetsa ho se leka-lekane Ka tlase kapa ho lekana le 0.16%. Matla a matla a lehalima le matla a matla a ho mamella liteko (2 × voltage, 150 Hz) li fetile ntle le ho senyeha. Li-windings tsohle ke maqeba a CNC 'me 100% e lekoa bakeng sa ho kenya letsoho ho fetoha.Totobatsa:Lintlha tse peli tsa HV + phetoho e nepahetseng ea lipompo, e lumellana ka botlalo le IEEE C57.12.34-2022.
2.3 Tanka
Tanka ea tšepe e cheselitsoeng ea MS e tlositsoe ka sistimi ea pente e boima ea C5M-(Munsell 7GY3.29/1.5 e tala), e fanang ka ts'ireletso ea lilemo tse fetang 20 bakeng sa tikoloho ea lebopo le indasteri. Tlas'a vacuum ea -67 kPa, deformation e phahameng ka ho fetesisa e ne e le 0.04 mm feela, mme tlhahlobo ea khatello ea lihora tse 24 ho 20 kPa e bonts'itse ho lutla ha zero. Ho etsa litanka ho kenyelletsa 100% ho hlahloba ho lutla ha parafine le ho hloekisa ho phatloha ho Sa2.5.Totobatsa:Ho roala ka C5M + sekoaelo se tiisitsoeng ka botlalo - ha ho na gasket, ha ho na ho lutla.
2.4 Kopano ea ho Qetela
Transformer e kopantsoe le ONAN cooling, oli ea liminerale, le lisebelisoa tsohle tse hlokahalang: valve ea ho fokotsa khatello (50 SCFM), tekanyo ea boemo ba metsi e nang le mabitso, thermometer e nang le mabitso, HV changeover switch, liphaephe tsa fatše, letsoho, le lipehelo tsa ho phahamisa / ho phunya. Tlhahlobo ea khase e qhibilihisitsoeng (DGA) pele le ka mor'a tlhahlobo e bontšitse zero acetylene le li-hydrocarbon tse tloaelehileng tse tloaelehileng, tse tiisang hore ha ho na ho tsoa ka hare kapa ho chesa ho feta tekano. Ho tlatsa oli ea vacuum ho boloka mongobo o ka tlase ho 20 mg/kg.Totobatsa:Lisebelisoa tsa modular le likhoele tsa X0 tse sa jeleng paate bakeng sa ho kenya ts'imo habonolo.
03 Teko
All tests follow IEEE C57.12.90-2021. Key results: insulation resistance >20 GΩ; ho kheloha karo-karolelano -0,12%; tahlehelo ea boima 1.35 kW; tahlehelo ea boima 9.05 kW; kheloha ea impedance<0.5%; magnetic balance symmetrical; applied voltage (AV) and induced voltage (IVW) passed; lightning impulse passed; top oil and winding temperature rise ≤55K; vacuum deformation ≤0.04 mm; pressure sealing no leak; DGA normal. Every result meets or exceeds DOE 2016 and IEEE C57.12.34-2022 requirements. Complete test reports are archived with serial number 260110 for full traceability.
04 Ho paka le ho Romela
4.1 Ho paka
Karolo e meraro-mehato-e kentsoeng transformer e behiloe holim'a motheo oa tšepe o nang le lipokotho tsa fereko, ho hula, ho jaka le ho roala. E koahetsoe ka-ka seile se boima sa polyethylene, se kentsoeng litšireletsana tse hukung tsa foam, 'me se romelloa ka lebokose la lisebelisoa tsa lepolanka le tiisitsoeng le nang le liboutu, li-gasket le libuka tsa matsoho. Sephutheloana se lumellana le litekanyetso tsa ISTA 3E le ISPM 15, ho netefatsa hore lipalangoang tsa leoatle le tsa fatše li bolokehile.
4.2 Ho tsamaisa thepa
Karolo e meraro-e phahamisitsoeng- transformer e kentsoeng e romelloa ka oli (oli ea liminerale e boemong bo tloaelehileng) 'me li-valve li koetsoe; kobo ea naetrojene ea boikhethelo ea 20 kPa ea fumaneha. Thomelo e 'ngoe le e 'ngoe e kenyelletsa sephutheloana sa litokomane tse felletseng: tlaleho ea tlhahlobo ea feme, buka ea ho instola, setšoantšo sa kemiso le lenane la ho paka. Phekolo e thibelang mafome e sebelisoa likarolong tse entsoeng ka mochini, 'me ho ka kengoa lisebelisoa tsa boikhethelo tsa ho ts'oha / rekhota bakeng sa litsela tse bobebe.
05 Kakaretso
Letlapa lena la 1250kVA{1}}mohato-le behiloeng le kopanngoaDOE 2016 e sebetsang hantle(99.46% ho 50% mojaro),Tšireletso ea C5M e boima{1}ea ts'ebetso ea kutu, lematla a mabeli a phahameng{{0}ea motlakase(4.16/12.47 kV). E lumellana ka botlalo le IEEE C57.12.34-2022, e fetisa liteko tsohle tsa tloaelo le tsa mofuta o nang le liphetho tse holimo, 'me e hahiloe ka boleng ba tlhahiso e ka lateloang. E loketse ho ajoa ka ntle libakeng tse thata, litsi tsa data, liteishene tsa ho tjhaja tsa EV, le lirapeng tsa boikhathollo tsa indasteri.
Hot Tags: karolo tse tharo-pad-mohaho oa transfoma, moetsi, mofani oa thepa, theko, litšenyehelo
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