I-17.5kV yeRingi yeYunithi ePhambili (izibuko lovavanyo lwentambo yangaphandle) Umfanekiso okhoyo

I-17.5kV Ring Main Unit (izibuko lovavanyo lwentambo yangaphandle)

Inkcazelo emfutshane:

I-SS series gas-insulated ngokupheleleyo, compact ring main unit is SF6 gas-insulated medium-voltage switchgear ngokuzimeleyo iphuhliswe Seven Stars Electric.Imveliso ithatha idizayini yemodyuli enokuthi ihlelwe ngokusemthethweni ngokwezicwangciso ezahlukeneyo zokuyila kwaye iyindibaniselwano egqibeleleyo yeyunithi yebhokisi eqhelekileyo kunye neyunithi eyandisiweyo, enokwanelisa iimfuno zezahlulo ezahlukeneyo zesibini zokusetyenziswa okuguquguqukayo kwe-compact switchgear.
Izixhobo ze-switchgear zechungechunge ze-SS ziyinkqubo ezitywinwe ngokupheleleyo, kunye nazo zonke iindawo eziphilayo kunye nokutshintsha okufakwe ngaphakathi kweentsimbi zensimbi ezingenasici.Abakhuselekanga kwiimpembelelo zokusingqongileyo kwaye banikezela ngokusebenza okuthembekileyo.Iimveliso zibonakaliswe ngokwakhiwa kwe-compact, ukusebenza kwamahhala, kunye nokuphila ixesha elide, ukuhlangabezana neemfuno zokusebenza kwangaphakathi nangaphandle.Iimveliso ziye zadlula isiqinisekiso sovavanyo lohlobo lweZiko leSizwe loVavanyo lweZiko loVavanyo lweVoltage oluPhezulu kwaye lusetyenziswa ngokubanzi kwiinkalo ezahlukeneyo ezibandakanya izikhululo zokusasaza, i-box-type switchgear, amashishini oshishino kunye nemigodi, izikhululo zeenqwelo moya, oololiwe, iindawo zorhwebo, izakhiwo eziphakamileyo. , oohola bendlela, oohola bendlela, iitonela kunye neemeko ezimaxongo zendalo.

Thumela i-imeyile kuthi

Iinkcukacha zeMveliso

Iithegi zeMveliso

Indawo yoVavanyo lweCable

I-cable grounding kunye ne-port yovavanyo luphawu olukhethiweyo ekutshintsheni umthwalo kunye ne-circuit breakers kwaye ifumaneka kumanqanaba ombane ahlukeneyo afana ne-12kV, 17.5kV kunye ne-24kV.Ibekwe ngaphambili kwiyunithi ukuze ufikeleleke lula.Isibonelelo sisetyenziselwa ukuvavanya i-cable insulation kunye nokufumana iimpazamo zesiphaluka ngaphandle kwesidingo sokususa intambo enkulu kwi-cable compartment.Oku akuphuculi nje ukusebenza kakuhle, kodwa kwandisa ukhuseleko lwabaqhubi.Ukuqinisekisa ukhuseleko, i-cable test cover cover ivaleleke ngokupheleleyo kwaye inokuvulwa kuphela xa ukutshintshwa komthwalo okanye iswitshi ye-circuit breaker ikwindawo ephantsi.Le ndlela yokudibanisa ithintela ukufikelela ngengozi kuvavanyo lokufikelela ngexesha lokusebenza.Imikhono yokuvavanya kwindawo igxininiswe ngokusebenzisa intonga yokumisa, ekufuneka isuswe ukuze ihlukanise i-sleeve yokuvavanya kwikhonkco lomhlaba ngaphambi kokwenza uvavanyo lwentambo.Amazibuko okuvavanya angasetyenziselwa uvavanyo lwentambo kunye nendawo enempazamo ngaphandle kokususa iintambo kunye nokunciphisa ixesha lokuphumla kwenkqubo yamandla.

Umgangatho weReferensi

★ GB 1984 I-high voltage AC i-breaker circuit (IEC 62271-100: 2001, MOD)
★ GB 1985 Umbane ophezulu we-AC wokuhlukanisa iswitshi kunye nokutshintsha komhlaba (IEC 62271-102: 2002, MOD)
★ GB 3804 3.6kV ~ 40.5kV AC iswitshi yomthwalo ophezulu wombane (IEC 60265-1-1998, MOD)
★ I-GB 3906 3.6kV ~ 40.5kV i-AC efakwe kwi-switchgear yentsimbi kunye nokulawula izixhobo (IEC 62271-200-2003, MOD)
★ I-GB 4208 ibakala loKhuseleko lwe-enclosure (ikhowudi ye-IP) (IEC 60529-2001, IDT)
★ GB/T 7354 Umlinganiselo wokukhutshwa ngokuyinxenye (IEC 60270-2000, IDT)
★ GB/T 11022 Iimfuno zobugcisa ngokubanzi zesixhobo sokutshintsha amandla ombane aphezulu kunye nemigangatho yokulawula izixhobo
★ GB/T 12022 Industrial sulfur hexafluoride (IEC 376, 376A, 376B, MOD)
★ GB 16926 Umbane ophezulu we-AC Umthwalo wokutshintsha i-fuse indibaniselwano isixhobo sombane (IEC 6227-105-2002, MOD)

Ulwakhiwo lweMveliso kunye neNkqubo yeReferensi

Isicwangciso solwakhiwo
1.Igumbi lezixhobo2.Ammeter
3.Isalathisi esidityanisiweyo4.Live Isalathisi
5.Fault Indicator6.Isixhobo sokukhusela i-Microcomputer
7.Icwecwe loKhuselo8.Iqhosha lokulawula umbane
9.Iqhosha lendawo elikude10.Ikhawuntara
11.Igeyiji yoxinzelelo lomoya12.Umthwalo utshintsha umngxuma wokusebenza
I-13.Earthing itshintsha umngxuma wokusebenza14.Iqhosha lokuvula
15.Iqhosha lokuvala16.Ukugcinwa kwamandla umngxuma wokusebenza
17.Ukwahlula umngxuma wokusebenza kokutshintsha18.Ifestile yokujonga ujongano lovavanyo
19.Ukwandiswa isinxibelelanisi

Inkqubo yoReferensi

EzobugcisaIpharamitha

• Iimeko eziqhelekileyo zokusingqongileyo
Uluhlu lwe-SS lusebenza ngokubanzi / lunikezelwa phantsi kweemeko eziqhelekileyo zokusingqongileyo, ngokuthobela
Umgangatho we-IEC.
• Ubushushu bemo engqongileyo
-Max.iqondo lobushushu +50°C
-Max.ubushushu (i-avareji yeeyure ezingama-24) +35°C
- Min.iqondo lobushushu -40°CInqaku 2)
• Ukufuma
-Max.ukufuma okuphakathi
-Umlinganiselo weeyure ezingama-24 ≤95%
- Umlinganiselo wenyanga e-1 ≤90%

• Umphakamo wofakelo
Ngokubanzi ≤ 2000 yeemitha Ezikhethekileyo >2000 yeemitha Qaphela 1)
• Uxinzelelo lwegesi
0.135MPa ku-20℃.(kuxinzelelo olusemgangathweni lokunyuka kwamaxabiso)
• Uvavanyo lwe-arcing
20 kA1s
• Umbala
-Iphaneli yangaphambili yeSwitchgear (inokwenziwa ngokwezifiso kubathengi)
• Iimeko ezikhethekileyo
Qaphela 1): Nceda uqhagamshelane xa izixhobo zombane zifakwe kwindawo ephakamileyo ye-2000m okanye ngaphezulu.
Qaphela 2): Xa ingaphantsi kune-25 degrees, kufuneka uxelele.

Eyona parameter yobugcisas

Product Feature

SF6 insulating medium
I-SF6 ifaneleke kakhulu kwi-insulation kunye ne-arc yokucima i-medium ngenxa yomthamo wayo ophezulu kakhulu wokutshatyalaliswa kobushushu, obunokusasaza ngokukhawuleza ubushushu ngexesha lokutshisa i-arc, i-thermal conductivity ephezulu kwi-zero yangoku, enokwenza i-arc ipholile kunye nezinye iimpawu eziphezulu.
Ukutywinwa okulungileyo
Itanki yegesi yenziwe nge-2mm yensimbi engenasici ebunjiwe kwaye emva koko idityaniswe, kwaye ukuthwala kwi-shaft ye-stainless steel switch shaft ithatha isakhiwo esikhethekileyo sokutywina esiphindwe kabini, esiqinisekisa ukuba itanki yegesi inomoya omhle kakhulu. Irhasi yeSF6 yi ≤0.01%.Qinisekisa ukuba ubomi besixhobo bungaphezulu kweminyaka engama-30.
I-compact kunye nokugcinwa ngaphandle
Imveliso ithatha uyilo lwemodyuli, ulwakhiwo olubambeneyo, unyawo oluncinci, ukufakwa lula kunye nokugcinwa simahla.
Ujongano oluzenzekelayo
Ukutshintshwa kweyunithi ye-motor-drive igcinwe kwi-interface ye-automation yenethiwekhi yokusabalalisa, kwaye ukudibanisa ne-RTU kulula kwaye kulula.Isikhundla sokufaka i-RTU sigcinwe kwikhabhinethi.
Iinkqubo ezikwinqanaba eliphezulu
Ukuchaneka kokwenziwa kwetanki yegesi, ukusetyenziswa kwe-laser yokusika kunye nokubethelwa kwe-CNC, ukunciphisa, ukusonga kunye nezinye izixhobo zokuqinisekisa ukuba ukuchaneka komda weendawo zetanki zegesi, ukusetyenziswa kweerobhothi ze-welding, inkqubo ye-welding ngokuzenzekelayo ukuqinisekisa ukusebenza kakuhle kwe-welding, umgangatho ozinzile. yetanki yegesi, i-weld seam intle, ukuthintela ukuvuza kwegesi kwitanki yerhasi kunye nokuhlasela kokufuma okuvela ngaphandle, ukukhulisa ukhuseleko lwe-SSU uthotho lweekhabhathi ezinokuphephetheka, ukusebenza kozinzo lwekhabhinethi.
Indlela yokudibanisa ibhasi
I-cone casing yangaphakathi ibekwe kwicala lekhabhinethi ye-switchgear, isebenzisa irabha ye-silicone njengento yokukhusela, kwaye isetyenziselwa ukuqonda ukusetyenziswa kohlobo olufanayo lweyunithi engundoqo yeringi kunye neeyunithi ezahlukeneyo zebhokisi eziqhelekileyo okanye igumbi legesi enye ngokusebenzisa isixhumi sebhasi. ukudibanisa ikhabhinethi.
Izixhobo ezinobungqina bokudubula
Itanki nganye ifakelwe inwebu ekhusela uqhushumbo ebekwe ngaphezulu kwe-0.2MPa ukuthomalalisa uxinzelelo kwimeko yokungasebenzi kakuhle.I-membrane ye-flameproof ingabekwa ezantsi okanye ngaphezulu kwetanki.

Uqwalaselo oluKhethayo

Isalathisi Sempazamo
Izibonakaliso eziphosakeleyo zisetyenziswa ngokubanzi kwiyunithi ephambili yeringi, i-high-voltage switchgear kunye nebhokisi yesebe yentambo yenkqubo yamandla, enokuthi ibone ngokuchanekileyo kunye nokuthembeka kwecandelo lesiphoso kunye nohlobo lwephutha lombane wamandla.Ukusetyenziswa kwesalathisi esifutshane somhlaba wekhebula yindlela efanelekileyo yokufumana iimpazamo zekhebula, yindlela efanelekileyo yokuphucula umgangatho wokusebenza womnatha wokusabalalisa kunye nokusebenza kakuhle kokuphathwa kwengozi.Uyilo lokusetyenziswa kwamandla aphantsi, ibhetri ye-lithium ephezulu okanye ukunikezelwa kwamandla angaphandle, ubomi obude bebhetri;isakhiwo sangaphandle usebenzisa uyilo lohlobo lwekhadi, umatshini wonke ulula kwaye ulungele ukulayisha kunye nokukhulula.

Isixhobo soKhuseleko lweMicrocomputer
Isixhobo sokukhusela i-microcomputer esizisebenzelayo sineenzuzo zokudityaniswa okuphezulu, ukucwangciswa kokhuseleko olupheleleyo, ukukwazi okunamandla okuchasana nokuphazamiseka, ukusetyenziswa kwamandla aphantsi, ukuchasana neendawo ezinzima, njl. , ukubeka iliso, ukulawula, ukukhuselwa, unxibelelwano kunye neminye imisebenzi yeyunithi ye-circuit breaker.Ukukhuselwa kwe-microcomputer yokuzimela kunye ne-microcomputer esebenzayo inokukhethwa ngokweemfuno zangempela, kwaye inkampani yethu iya kubonelela ngeendlela ezininzi ze-brand.

Isiguquli sangoku
I-transformer yangoku esekwe kumgaqo wokungeniswa kwe-electromagnetic iya kuba lelona cala liphambili langoku elikhulu ukuya kwicala lesibini langoku elincinci lokulinganisa amandla, ukukhuselwa kwe-relay, ulawulo oluzenzekelayo kunye nezinye izixhobo zokubonelela ngemiqondiso yezixhobo zamandla, ukudlala indima ukukhuselwa kunye nokubeka iliso kwizixhobo eziphambili, ukuthembeka komsebenzi wayo ekusebenzeni ngokukhuselekileyo kwayo yonke inkqubo yamandla kubaluleke kakhulu.