01
I-CNHWX-12 ESEMTHETHWENI ESIQHELEKILEYO ESIVALIWEYO IKHEJI
Ukusebenza kwezinto ezibonakalayo eziphambili kunye nesekondari ye-fusion ye-standard standardized ring cage box ayikho ngaphantsi kwe-S304 insimbi engenasici okanye i-GRC (i-glass fiber reinforced cement) kunye nezinye izinto. Igobolondo kufuneka ibe namandla aneleyo omatshini kwaye akufanele ikhubazeke okanye yonakaliswe ngexesha lokunyuswa, ukuthutha kunye nokufakwa. Umgangatho wokukhusela webhokisi yangaphandle akufanele ube ngaphantsi kwe-IP43. Ukuba izinto zekheji yesangqa sisinyithi, ubukhulu begama ≥ 2mm, kwaye ukutenxa okuvumelekileyo komgangatho kuyahlangabezana neemfuno zokuchaneka kweKlasi B ye "GB/T 708 Dimensions, Shapes, Weights and Allowable Deviations of Cold-rolled Steel Plate and Steel. Imihlubu".
Ibhokisi yangaphandle yesinyithi kufuneka iphathwe ngeteknoloji yokugquma i-anti-corrosion. Ingubo kufuneka ifane kwaye ihambelane nobukhulu. Ingubo kufuneka ibe nokubambelela okuqinileyo.
Isishwankathelo
Ngophuhliso oluqhubekayo kunye nenkqubela phambili yoluntu, igridi yamandla edolophini yelizwe lam ifumene utshintsho olukhulu. Uninzi lwezixeko ziye zaqulunqa okanye zenza iindawo ezininzi ezithatha umbane ngamandla. Ngaphambili, unikezelo lwamandla ombane olusuka kwi-12/24kV kwimigca yesitishi esingaphantsi kwe-12/24kV [okanye iintambo zesebe] ukuya ngqo kubasebenzisi abakwazanga ukuhlangabezana neemfuno zophuhliso lwedolophu. Ngenxa yoko, indlela entsha yonikezelo lwamandla iye yavela ukunika amandla kubasebenzisi ngokutshintsha. Nangona kunjalo, ngenxa yokuqina koxinaniso lwedolophu, ezinye izixhobo zokutshintsha zasekhaya ziye zathintelwa ngumhlaba kunye nocwangciso lwedolophu. Ke ngoko, kuye kwavela ibhokisi yeringi ye-high-voltage ephezulu kunye nesebenzayo yangaphandle (esemgangathweni). Le mveliso ayifuni ukwakhiwa koluntu kwaye ihlala kwindawo encinci. Uqwalaselo lubhetyebhetye kakhulu kwaye indlela yonikezelo lwamandla inokuthenjwa ngakumbi. Ulwakhiwo, ukufakwa kunye nexesha lokucoca lincitshiswe kakhulu, kwaye ixabiso lilonke liyancitshiswa.
Ngophuhliso loshishino lwanamhlanje, inqanaba lokuzisebenzela kunye nobukrelekrele bezixhobo zolawulo lombane liya linyuka ngokunyuka. Itekhnoloji yale mihla yombane, iteknoloji yesivamvo, itekhnoloji yonxibelelwano, kunye neteknoloji yenethiwekhi yekhompyutha isetyenziselwa ukubeka esweni, ukukhusela, kunye nokubeka esweni izixhobo zombane phantsi kweemeko eziqhelekileyo kunye neengozi. Ukudityaniswa kolawulo kunye nokulinganisa ukufikelela kulawulo olulungileyo kuye kwaba yinto engenakuphepheka kunye nesikhokelo sophuhliso.
Ibhokisi lendandatho yangaphandle ye-voltage ephezulu (esemgangathweni) ithatha kwaye ifunde kwi-teknoloji yangaphandle yangaphandle, idibanisa i-12 / 24kV switch cabinet, i-circuit breaker, i-switch switch, i-transformer yangoku kunye ne-voltage, i-12 / 24kv yombane we-PT, isikhululo sokutshintsha i-FTU, i-RTU, unxibelelwano ulawulo lweTheminali (CCu). Imitha ye-12/24kV kunye nokufundwa kweemitha ezizenzekelayo, ukunikezelwa kwamandla e-USP kunye nezixhobo ezibonisayo zifakwe kwaye zihlanjululwe kwibhokisi yensimbi engenasici ekhutshwayo, etywiniweyo kunye neyomswakama, ngaloo ndlela iqonda iinkqubo eziphambili kunye nesekondari kuthungelwano lokusasazwa kwedolophu. Udibaniso kunye nendibano yeemodyuli mfutshane umjikelo wokwakha kunye nokuphucula kakhulu ukuthembeka kokusebenza kwegridi yamandla asezidolophini.
Iimpawu eziphambili zemveliso
Imveliso ithatha ukugquma kwegesi kwaye inokuxhotyiswa ngezisombululo eziphambili ezifana neziqhekeza zeesekethe, ukutshintshwa komthwalo, kunye nezixhobo zombane ezidibeneyo. Le mveliso luyilo lokudityaniswa okuphambili kunye nolwesibini olusekwe kwimigangatho yamva nje yokusasazwa kothungelwano oluzenzekelayo, ukudibanisa i-DTU, imvakalelo ekrelekrele, ubhaqo kwi-intanethi kunye namanye amacandelo akrelekrele, kwaye ifanelekile kwiinkqubo ezahlukeneyo zokusasaza inkqubo yothungelwano oluzenzekelayo.
◆Ikhono elinamandla lokuziqhelanisa nokusingqongileyo
◇ Uyilo olupheleleyo lwebakala loshishino, umgangatho wobungqwabalala ufikelela kwinqanaba langaphandle IV
◇ uyilo olululo lokuhambelana kwe-electromagnetic, uvavanyo lwangaphakathi luhlangabezana neemfuno zeNqanaba IV; ◇Ufakelo oluluncedo kwisiza kunye nolungiso lweempazamo;
◇ Ulondolozo lwakamva lufanelekile kwaye lubiza ixabiso eliphantsi, kwaye ulondolozo olukude luyabonelelwa.
◆ Imisebenzi etyebileyo kunye nokusebenza okugqwesileyo
◇Izibuko zonxibelelwano ezininzi, i-Ethernet emibini, izibuko ezi-4 ze-serial, i-fiber ebonakalayo exhasayo, unxibelelwano lwe-wireless;
◇Ukuxhasa iiprothokholi zangoku ezidumileyo, GB101, GB104, cDT, MODBUS, njl.;
◇Inkxaso yexesha lonxibelelwano, ≤5S, ukuchaneka kwexesha ≤2S/ isibhakabhaka;
◇Ixhasa uguqulelo oluntsonkothileyo lwedatha yonxibelelwano lweGridi kaRhulumente (uxwebhu lweNombolo ye-168);
◇Lawula izixhobo zendlela ezi-4, ezi-6, ezisi-8, ukwahlula iiswitshi kunye nokutshintsha umhlaba;
◇Ukuxhasa ujongo lweqondo lobushushu kunye nokufuma;
◇Inomsebenzi wohlalutyo oluhambelanayo; ixhasa umsebenzi we-"ekude ezintathu", ukuchaneka kwe-analog kufikelela kwinqanaba le-0.2 / 0.5; ◇ Inemisebenzi emininzi yokhuseleko, i-short circuit overcurrent, isiseko senqanaba elinye;
◇80-inqaku le-fault wave urekhodwa kunye nokufakwa komyalezo onempazamo;
◇Ixhasa amandla ombane amaninzi/amandla okusebenza kwamandla kunye nokusebenza kwebhetri; ◇Ixhasa i-electromagnetic transformer okanye ufikelelo kwisiguquli sombane;
◆ Ubukrelekrele: Unikezelo oludityanisiweyo lwe-automation terminal ekrelekrele inokuqonda i-automation yenethiwekhi yosasazo, i-automation feeder kunye neminye imisebenzi yosasazo olukrelekrele.
◆ Uhlanganiso: uyilo lokudityaniswa kweprayimari neyesibini, izixhobo zokutshintsha eziphambili zidibanisa amacandelo akrelekrele esibini, uyilo oludibeneyo, ukudibanisa okufanelekileyo kunye nokusebenza kunye nokugcinwa.
◆Ukwenziwa kancinci: Ulwakhiwo oludityanisiweyo, kulula ukusebenza, luxhotyiswe ikakhulu ngegesi efakwe i-switchgear kunye nezixhobo eziqinileyo ezifakwe kwi-switchgear eziveliswe yinkampani yethu.
◆Ukwahluka: I-Circuit breakers, ukutshintshwa komthwalo, izixhobo zokudibanisa kunye nezinye izisombululo zinokudibaniswa ngokukhululekileyo ukuhlangabezana neemfuno ezahlukeneyo.
Iiparamitha eziphambili zobugcisa
Igama | Iyunithi | Umthwalo wokutshintsha ikhabhinethi indibaniselwano yekhabhathi yombane | ||
Incopho elinganisiweyo ukumelana yangoku | kA | 50/63 | ||
I-loop evaliweyo yoqhawulo lwangoku | A | 630 | ||
Ireyithwe ukutshaja kwentambo eyophukayo | A | 25 | ||
Ireyithwe akukho-mthwalo inverter eyophukayo yangoku | A | 16 | ||
Ilinganiswe ngokugqithiselayo ngoku | A | 1750 | ||
I-Fuse short-circuit breaking current (ixabiso elisebenzayo) | kA | 63 | ||
Ukutshintshela umhlaba ixesha elifutshane ukumelana langoku/ubude | kA | 25kA/1s | ||
Ilinganiswe ngamaxesha oqhawulo langoku | Inqanaba lesibini | ≥200 | ||
Ubomi bomatshini | Inqanaba lesibini | ≥200o | ||
Iqondo lokuvuza kwerhasi ye-SF6 ngonyaka | Hayi ngaphezulu kwe-1% | |||
Ilinganiswe ngokugqithiselayo ngoku | A | 1750 | ||
Kulindeleke ukuba kuqhawuke umsinga wokophuka kwesekethi emfutshane ye fuse (ixabiso elisebenzayo) | kA | 63 | ||
Ukutshintsha kwe Earthing ixesha elifutshane ukumelana nexesha langoku/lobude bexesha | kA | 25kA/1s | ||
Ilinganiswe ngamaxesha oqhawulo langoku | Inqanaba lesibini | ≥200 | ||
Ubomi bomatshini | Inqanaba lesibini | ≥2000 | ||
Iqondo lokuvuza kwerhasi yeSF ngonyaka | Hayi ngaphezulu kwe-1% | |||
Inqanaba le-ratedinsulation | I-1min yamatyeli ombane wokumelana nombane (ixabiso elisebenzayo) | phakathi kokwaphuka | kv | 48 |
iyatshintshana | kv | 42 | ||
ngokwentelekiso | kv | 42 | ||
Impembelelo yombane imelana nombane (ixabiso eliphezulu) | phakathi kokwaphuka | kv | 85 | |
iyatshintshana | kv | 75 | ||
ngokwentelekiso | kwv | 75 | ||
Indlela yokusebenza yasentwasahlobo | I-Manual, inokuphuculwa ibe ngumbane | |||
Umbane osebenzayo | v | DC48V/AC220V | ||
Umgama we-insulation creepage wangaphandle | mm/kv | ≥20 | ||
Izigaba ezahlukeneyo zokuvula isango | Nksk | ngaphantsi kwe-5 | ||
Ixesha elahlukileyo lokuvala | Nksk | ngaphantsi kwe-5 | ||
Uchaso oluphambili lwesekethe | uΩ | ngaphantsi kwe-140 | ||
Inqanaba lokukhusela iqokobhe leKhabhinethi | IP4x |