17.5kV Ring Main Unit (doko loyesera chingwe chakunja) Chithunzi Chowonetsedwa

17.5kV Ring Main Unit (doko loyesa chingwe chakunja)

Kufotokozera Kwachidule:

Gulu lalikulu la SS lopangidwa ndi gasi, compact ring main unit ndi SF6 gas-insulated medium-voltage switchgear yopangidwa ndi Seven Stars Electric.Chogulitsacho chimatenga mawonekedwe osinthika omwe amatha kukonzedwa mosasamala malinga ndi mapangidwe osiyanasiyana ndipo ndi kuphatikiza koyenera kwa bokosi wamba ndi gawo lowonjezera, lomwe limatha kukwaniritsa zosowa zamagawo osiyanasiyana achiwiri kuti agwiritse ntchito compact switchgear.
Zida za switchgear za SS ndi makina osindikizidwa kwathunthu, okhala ndi magawo onse amoyo ndi masiwichi otsekeredwa m'mipanda yazitsulo zosapanga dzimbiri.Iwo sakhudzidwa ndi zochitika zachilengedwe ndipo amapereka ntchito yodalirika.Zogulitsazo zimadziwika ndi mawonekedwe ophatikizika, ntchito yopanda kukonza, komanso moyo wautali, zomwe zimakwaniritsa zofunikira pakugwirira ntchito mkati ndi kunja.Zogulitsazo zadutsa chiphaso cha mayeso amtundu wa High Voltage Apparatus Testing Center ndipo amagwiritsidwa ntchito kwambiri m'magawo osiyanasiyana kuphatikiza magawo ogawa, ma switchgear amtundu wa bokosi, mabizinesi amakampani ndi migodi, ma eyapoti, njanji, malo ogulitsa, nyumba zapamwamba. , misewu ikuluikulu, njanji zapansi panthaka, ngalande, ndi mkhalidwe woipa wa chilengedwe.

Titumizireni imelo

Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Chingwe Choyesera Port

Chingwe choyatsira ndi doko loyesera ndi chinthu chosankha pa zosinthira katundu ndi zowononga ma circuit ndipo zimapezeka pamagulu osiyanasiyana amagetsi monga 12kV, 17.5kV ndi 24kV.Ili kutsogolo kwa unit kuti mufike mosavuta.Malowa amagwiritsidwa ntchito poyesa kusungunula chingwe ndikupeza zolakwika za dera popanda kufunikira kuchotsa chingwe cha mains ku chipinda cha chingwe.Izi sizimangowonjezera magwiridwe antchito, komanso zimawonjezera chitetezo cha ogwiritsa ntchito.Kuonetsetsa chitetezo, chivundikiro cholumikizira chingwe chimalumikizidwa bwino ndipo chimatha kutsegulidwa kokha pomwe chosinthira chonyamula katundu kapena chosinthira chigawo chili pansi.Njira yolumikizira iyi imalepheretsa mwayi wopezeka mwangozi pamayeso panthawi yogwira ntchito.Manja oyesera omwe ali pamalowo amakhazikika pogwiritsa ntchito ndodo yoyambira pansi, yomwe imayenera kuchotsedwa kuti isiyanitse manja oyeserera kuchokera kumtunda wapansi musanayese kuyesa chingwe.Madoko oyesera angagwiritsidwe ntchito poyesa chingwe ndi malo omwe ali ndi vuto popanda kuchotsa zingwe ndikuchepetsa kutsika kwamagetsi.

Reference Standard

★ GB 1984 High voltage AC circuit breaker (IEC 62271-100: 2001, MOD)
★ GB 1985 High voteji AC kudzipatula lophimba ndi grounding switch (IEC 62271-102: 2002, MOD)
★ GB 3804 3.6kV~40.5kV AC high voltage load switch (IEC 60265-1-1998, MOD)
★ GB 3906 3.6kV ~ 40.5kV AC yotsekeredwa switchgear ndi zida zowongolera (IEC 62271-200-2003, MOD)
★ GB 4208 giredi yachitetezo cha mpanda (IP code) (IEC 60529-2001, IDT)
★ GB/T 7354 Muyeso wa kutulutsa pang'ono (IEC 60270-2000, IDT)
★ GB/T 11022 Zofunikira zonse zaukadaulo za ma switchgear apamwamba kwambiri komanso miyezo yowongolera zida
★ GB/T 12022 Industrial sulfure hexafluoride (IEC 376, 376A, 376B, MOD)
★ GB 16926 High voltage AC load switch switch fuse kuphatikiza zida zamagetsi (IEC 6227-105-2002, MOD)

Kapangidwe kazogulitsa & Pulogalamu Yolozera

Zomangamanga
1.Chipinda cha zida2.Ammeter
3.Combination Indicator4.Live Indicator
5.Fault Indicator6.Chida chachitetezo cha Microcomputer
7.Chitetezo Chophimba8.Batani lamagetsi lamagetsi
9.Nthawi yakutali yapafupi10. Kauntala
11. Air pressure gauge12.Load masiwichi ntchito dzenje
13.Earthing masiwichi ntchito dzenje14.Kutsegula batani
15.Batani lotseka16.Energy yosungirako ntchito dzenje
17.Isolating lophimba ntchito dzenje18.Test mawonekedwe mawonekedwe zenera
19.Kukulitsa cholumikizira

Reference Program

ZaukadauloParameter

• Mkhalidwe wabwinobwino wa chilengedwe
Mndandanda wa SS nthawi zambiri umayendetsedwa / kutumizidwa pansi pazikhalidwe za chilengedwe, motsatira
IEC muyezo.
• Kutentha kwa chilengedwe
-Max.kutentha +50 ° C
-Max.kutentha (avareji ya maola 24) +35 ° C
- Min.kutentha -40 ° CNote 2)
• Chinyezi
-Max.pafupifupi chinyezi wachibale
- Kuyeza kwa maola 24 ≤95%
- 1 mwezi kuyeza ≤90%

• Kutalika kwa unsembe
Nthawi zambiri ≤ 2000 mita Special>2000 metres Dziwani 1)
• Kuthamanga kwa gasi
0.135MPa pa 20 ℃.(pa standard inflation pressure)
• Kuyesa kwa Arcing
20 kA1 ndi
• Mtundu
- Switchgear kutsogolo gulu (akhoza makonda malinga ndi makasitomala)
• Mikhalidwe yapadera
Zindikirani 1): Chonde funsani zida zamagetsi zikayikidwa pamalo okwera 2000m kapena kupitilira apo.
Zindikirani 2): Ikakhala yotsika kuposa -25 madigiri, muyenera kudziwitsa.

Main luso chizindikiros

Product Mbali

SF6 insulating medium
SF6 ndiyabwino kwambiri pakutchinjiriza ndi kuzimitsa kwa arc chifukwa cha mphamvu yake yotenthetsera kutentha kwambiri, yomwe imatha kufalitsa mwachangu kutentha pakuyatsa kwa arc, matenthedwe apamwamba kwambiri paziro pakali pano, zomwe zingapangitse kuti arc azizizira komanso mawonekedwe ena apamwamba.
Kusindikiza kwabwino
Tanki ya gasi imapangidwa ndi chitsulo chosapanga dzimbiri cha 2mm chopangidwa ndi chitsulo chosapanga dzimbiri, ndipo tsinde lachitsulo chosapanga dzimbiri limatengera mawonekedwe apadera osindikizira, omwe amatsimikizira kuti thanki yamafuta imakhala ndi mpweya wabwino kwambiri. SF6 gasi ndi ≤0.01%.Onetsetsani kuti moyo wa zida ndi zaka 30.
Zopanda pake komanso zosakonza
Chogulitsacho chimatengera mapangidwe amtundu, mawonekedwe ophatikizika, chopondapo chaching'ono, kukhazikitsa kosavuta komanso kopanda kukonza.
Automation interfaces
Kusintha kwa unit motor-drive kumasungidwa mawonekedwe a automation network yogawa, ndipo kulumikizana ndi RTU ndikosavuta komanso kosavuta.Udindo woyika RTU umasungidwa mu nduna.
Njira Zapamwamba
Gasi thanki kupanga mwatsatanetsatane, kugwiritsa ntchito laser kudula ndi CNC kukhomerera, kuchepetsa, pindani ndi zipangizo zina kuonetsetsa kuti kulondola dimensional wa gawo thanki mpweya processing, kugwiritsa ntchito maloboti kuwotcherera, basi kuwotcherera njira kuonetsetsa mkulu kuwotcherera dzuwa, khalidwe khola. wa thanki gasi, weld msoko wokongola, kuteteza mpweya kutayikira mu thanki gasi ndi kuwukira chinyezi kuchokera kunja, kukulitsa chitetezo SSU mndandanda wa makabati inflatable, ntchito bata nduna.
Njira yolumikizira mabasi
Chophimba chamkati chamkati chimayikidwa pambali pa kabati ya switchgear, pogwiritsa ntchito mphira wa silikoni ngati zotchingira, ndipo amagwiritsidwa ntchito kuzindikira kugwiritsa ntchito mtundu womwewo wa mphete yayikulu yokhala ndi mayunitsi osiyanasiyana wamba kapena chipinda chimodzi cha gasi kudzera pa cholumikizira cha basi. kuyika pamodzi kabati.
Zipangizo zosaphulika
Tanki iliyonse imakhala ndi nembanemba yotsimikizira kuphulika yomwe ili pamwamba pa 0.2MPa kuti ichepetse kupanikizika pakagwa vuto.Nembanemba yosayaka moto imatha kuyikidwa pansi kapena pamwamba pa thanki.

Kusintha Kosankha

Fault Indicator
Zizindikiro za zolakwika zimagwiritsidwa ntchito kwambiri mumagulu osiyanasiyana a mphete, ma switchgear apamwamba kwambiri ndi bokosi la nthambi yamagetsi yamagetsi, yomwe imatha kuzindikira molondola komanso modalirika gawo la zolakwika ndi mtundu wolakwika wa gridi yamagetsi.Kugwiritsidwa ntchito kwa chingwe chachifupi-circuit ground fault indicator ndi njira yabwino yopezera zolakwika za chingwe, ndi njira yabwino yopititsira patsogolo kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka ngozi.Mapangidwe ogwiritsira ntchito mphamvu zochepa, batire ya lithiamu yamphamvu kwambiri kapena magetsi akunja, moyo wautali wa batri;mawonekedwe akunja pogwiritsa ntchito mawonekedwe amtundu wamakhadi, makina onse ndi osavuta komanso osavuta kutsitsa ndikutsitsa.

Chipangizo cha Chitetezo cha Microcomputer
Chipangizo chodzitchinjiriza chodziyimira pawokha cha microcomputer chili ndi zabwino zake kuphatikiza kwakukulu, kasinthidwe kotetezedwa kwathunthu, kuthekera kolimbana ndi kusokoneza, kugwiritsa ntchito mphamvu pang'ono, kukana madera ovuta, ndi zina. Ndizoyenera makamaka kuyika mwachindunji mu kabati ya switchgear kuti muzindikire kuyeza. , kuyang'anira, kuyang'anira, kuteteza, kulankhulana ndi ntchito zina za gawo losokoneza dera.Kudziteteza kwa makina odzipangira okha komanso makina ogwiritsira ntchito makompyuta amatha kusankhidwa malinga ndi zosowa zenizeni, ndipo kampani yathu ipereka zosankha zamitundu yambiri.

Transformer Yamakono
thiransifoma panopa potengera mfundo ya kulowetsedwa maginito maginito adzakhala mbali yaikulu ya panopa mbali yachiwiri ya yachiwiri panopa mphamvu muyeso mphamvu, relay chitetezo, kulamulira basi ndi zipangizo zina kupereka zizindikiro kwa zida mphamvu, ndi mbali mu chitetezo ndi kuyang'anira zida zoyambirira, kudalirika kwa ntchito yake pa ntchito yotetezeka ya dongosolo lonse la mphamvu ndilofunika kwambiri.