Single Phase Pad Mounted Transformer (URD Series)

TheMokhahlelo o le Mong oa Pad Mounted Transformerke lejoe la sekhutlo la Phatlalatso ea Sejoale-joale ea Underground Residential Distribution (URD). E etselitsoe ho kenngoa fatše holim'a konkreite kapa fiberglass pad, "Mini{1}}Substation" ena e felisa tlhoko ea lipalo le lithapo tse sa khahlehang. E sebetsa e le mohato oa ho qetela-ho theosa, ho fetolela motlakase o mahareng (mohlala, 12.47kV kapa 24.9kV) ho ea ho 120/240V bakeng sa malapa le libaka tse nyane tsa khoebo.

Joalo ka kakaretsokarolo e le 'ngoe ka tlas'a lefatše transformertharollo, letoto la rona le etselitsoe ho amoheloa ke bohle. Karolo e 'ngoe le e' ngoe lethathamong lena e entsoe ho latela ka tieoansi c{0}}. Tekanyetso ena e laola boemo ba 'mele, bophahamo ba lihlahla, le ho lokoloha ha tšireletso bakeng sa{1}}karolo e le 'ngoe, ho netefatsa hore li-transformer li khona ho fapanyetsana le lisebelisoa tse teng ho pholletsa le ligridi tsa Amerika Leboea.

Khetha bokhoni ba hau bo hlokahalang ka tlase ho utloisisa ts'ebeliso e khethehileng ea boenjiniere.

1. The Residential Compact Series (25 - 50 kVA)

E loketse: Cul-de{1}}sacs, lihlopha tse nyane tsa matlo, le mabone a literata.

25 kVA:Moetapele oa bophahamo ba indasteri. A25 kva pad mounted transformerhangata e lekana le matla a 4 ho isa ho a 6 ka kakaretso -mahaeng a sebetsang hantle. Boemo ba eona bo tlase (hangata<24 inches tall) allows it to hide discreetly behind landscaping bushes. For retrofit projects requiring a compact footprint, the 25 kva pad mount transformere ntse e le mokhoa o tloaelehileng.

50 kVA:Ha karolelano ea tšebeliso ea malapa e ntse e phahama ka litsamaiso tse kholo tsa HVAC, the50 kva pad mounted transformere fetoha tekanyetso e ncha ea ntlafatso ea matlo a macha. E fana ka kamore ea hlooho ea mocheso e hlokahalang ho sebetsana le meroalo e phahameng ka nako e le 'ngoe ho pholletsa le matlo a 8-10 ntle le ho chesa oli ea diminerale.

Green 25 kVA pad mounted transformer e kentsoeng ka masene a

jarete e ka pele ea bolulo.

2. The High-Density Estate Series (75 - 100 kVA)

E loketse: Litša tse kholo tsa mabothobotho,{0}}likopano tsa malapa a mangata, le libaka tsa boahelani tse seng li ntse li le teng ka EV{1}.

75 kVA:Setsi sena se koala lekhalo lipakeng tsa bolulo bo tloaelehileng le khoebo e bobebe. A75 kva pad mount transformerhangata e hlalosoa bakeng sa li-villas tse kholo kapa lifolete tse nyane moo boima ba meroalo bo fetang bokhoni ba makotikoti a manyane.

100 kVA:Ka ho ata ha li-charger tsa Likoloi tsa Motlakase tsa Level 2, litlaleho tsa thepa ea bolulo lia fetoha. The100 kva pad mount transformere fana ka matla a hlokahalang bakeng sa "Libaka tsa Motlakase" tsa sejoale-joale, e thibelang ho fokeha ha motlakase ha li-EV tse ngata li hokahana ka nako e le 'ngoe bosiu.

3. The Commercial Heavyweight Series (150 - 167 kVA)

E loketse: Lithapa tse bobebe tsa khoebo, likolo le menyako e meholo ea lits'ebeletso.

150 kVA / 167 kVA:Leha maemo a IEEE a hlalosa ka botekgeniki bokhoni ba ho fihla ho 250 kVA, re tsepamisitse maikutlo ho litekanyetso tse sebetsang ka ho fetesisa. Re fana ka tse atileng lefatšeng ka bophara 👉150 kva pad mount transformerbakeng sa lits'ebetso tse akaretsang tsa khoebo. Ho feta moo, bakeng sa limmaraka tse thata tsa ANSI, re fana ka167 kva pad mount transformer, e emelang hoo e batlang e le "Workhorse Limit" bakeng sa lisebelisoa tse ngata tsa lisebelisoa (hantle-ntle 1/3 ea banka ea 500 kVA). Liyuniti tsena ke tsa{4}}tharollo ea ho fana ka matla a maholo a-mokhahlelong o le mong likolong, likerekeng, kapa mabenkeleng a manyenyane ka lijo tsa ka tlas'a lefatše.

Ho sa tsotelehe bokhoni ba rona, li-transformer tsa rona tse kenngoeng ka karolo e le 'ngoe li arolelana maemo a momahaneng, a sebetsang-e shebaneng le polokeho ea sechaba le ho feto-fetoha ha marang-rang.

 

1. E shoele-Ka Pele & Tamper-Moetso oa Bopaki

Tšireletseho ea sechaba ke ea bohlokoa. Likhabote tsa rona li na le a"E shoele-Ka Pele"kaho, ho bolelang hore ha ho likarolo tse pepeneneng sebakeng se phahameng sa-voltage.

Tamper Resistance:Khabinete e notletsoe ka thepa e khethehilengPenta{0}}bolt ea hlooho(e hloka sokete ea mahlakore a 5) le senotlolo sa senotlolo. Phaposi ea HV e ke ke ea buloa ntle le haeba phaposi ea LV e buloa pele, ho netefatsa tatelano e ikhethileng ea phihlello e thibelang ho kena ntle le tumello ke bana kapa basenyi.

Kamore e bulehileng e bonts'ang karolo e le 'ngoe ea pad pad

e shoeleng{{0}likhokahano tse koaletsoeng ka pele.

2. Loop Feed Circuitry

Ho fapana le li-unit tse felletseng-, li-unit tsena li sebetsa joalo ka li-node ring-ring.

HV Bushings:E hlomelloa ka200A Liliba tsa Bushing(hangata 2 in, 2 out) ho tsamaisa tlhophiso ea "Loop Feed". Haeba phoso ea cable e etsahala karolong e 'ngoe ea tikoloho, basebetsi ba lisebelisoa ba ka arola karolo e mpe ebe ba fepa transformer ho tloha ka lehlakoreng le leng, ba fokotsa nako ea ho tima.

3. Tšireletso e Kopantsoeng (Bay{1}}O-Net)

Ho sireletsa marang-rang, yuniti e 'ngoe le e' ngoe e lula kahareBay{{0}O-Net Fusesqoelisoa ka oli. Tsena ke karolo-e ka nkeloang sebaka 'me li sebetsa ka ho latellana ka-range Current Limiting Fuse (CLF) ho tlosa lintho tse ngata tse boima le{3}}liphoso tsa mantlha tse teng hona joale, ho thibela ho phatloha ha tanka.

Ho kenya ka nepo ho hloka{0}sebaka sa konkreite esale pele kapa se tšetsoeng. Re fana ka litekanyo tse khethehileng bakeng sakarolo e le 'ngoe ea transformer padho etsa bonnete ba hore fensetere ea cable e lumellana hantle le liphaephe tsa hau tse ka tlas'a lefatše.