SPAJ 140 C babban aiki ne, ayyuka da yawa haɗe-haɗe-haɗe-haɗe-haɗe da balaguron ƙasa wanda ABB ya haɓaka, wanda aka ƙera don kariyar ciyarwa a cikin tsarin wutar lantarki. Wannan relay yana haɗa kariyar wuce gona da iri na mataki uku, kariyar kuskuren ƙasa, da kariyar gazawar da'ira zuwa raka'a ɗaya. Yana da fasalin daidaitawa mai sassauƙa da ƙarfin sadarwa mai ƙarfi, yana mai da shi yadu zartar a cikin matsakaici da ƙananan tsarin rarraba wutar lantarki, cibiyoyin wutar lantarki na masana'antu, da tashoshin jiragen ruwa don samar da ingantaccen zaɓi na gajeriyar kewayawa da kariya ta ƙasa don kayan lantarki.
SPAJ 140 C tana amfani da ƙirar ƙira, tana ba da ingantaccen ƙima da kiyayewa. Babban tsarin kariyar sa shine SPCJ 4D29, wanda ke aiki tare da tsarin samar da wutar lantarki da na'urar fitarwa (SPTU 240 R1 ko SPTU 48 R1), tsarin shigarwa (SPTE 4E1), da tsarin haɗin bas (SPA-ZC jerin) don dacewa da yanayin aikace-aikacen daban-daban da yanayin samar da wutar lantarki. Relay yana goyan bayan saitin wurin da saitin siga mai nisa kuma an sanye shi da kulawa da kai da ayyukan gano kuskure, yana haɓaka amincin tsarin da samuwa.
Wannan samfurin ya dace da ƙaƙƙarfan ƙasa, juriya, ko tsarin wutar lantarki na ƙasa. Ana iya amfani da shi don zaɓin kariya na masu ciyar da radial da kuma a cikin wasu aikace-aikacen da ke buƙatar kariyar juzu'i-ɗaya, mataki-biyu, ko mataki uku da kariya mara lahani na ƙasa.
II. Mabuɗin Siffofin
Ƙarƙashin ƙaƙƙarfan saiti na ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun lokaci ko ƙayyadaddun ƙayyadaddun ƙayyadaddun lokacin ƙayyadaddun ƙayyadaddun lokaci (IDMT).
Naúrar kariyar sama mai ƙarfi mai matakai uku tare da takamaiman aiki na lokaci-lokaci.
Ƙarƙashin ƙaƙƙarfan ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun kurakuran ƙasa tare da ƙayyadadden lokaci ko halayen IDMT.
Ƙaƙƙarfan ƙaƙƙarfan ƙaƙƙarfan ƙaƙƙarfan ƙaƙƙarfan ƙaƙƙarfan ƙaƙƙarfan ƙaƙƙarfan ƙaƙƙarfan ƙaƙƙarfan ƙaƙƙarfan ƙaƙƙarfan aiki tare da takamaiman aiki na lokaci-lokaci.
Gina-in-aiki Breaker Failure Protection (CBFP).
Nau'i biyu masu nauyi da na'urar fitarwa mai haske huɗu, goyan bayan daidaitawar filin.
Sanye take da hanyar sadarwa ta serial, mai goyan bayan sadarwar bas na SPA na fiber-optic.
Babban sassaucin ƙira don daidaita tsarin kariya don yanayin aikace-aikacen daban-daban.
Nuni na dijital na ƙimar saiti, ƙimar ƙima, rikodin kuskure, da sauran bayanai.
Hardware da software sa ido kan kai tare da iya ganewa ta atomatik.
Yana goyan bayan saitin siga da yin rikodi ta PC mai ɗaukuwa.
III. Bayanin Aiki
SPAJ 140 C relay, wanda aka haɗa zuwa masu canji na yanzu na abu mai kariya, yana ci gaba da lura da igiyoyin ruwa mai mataki uku da tsaka-tsakin halin yanzu. Bayan gano kuskure, gudun ba da sanda yana farawa daidai matakin kariya, yana fitar da siginar tafiya, zai iya fara sake rufewa ta atomatik, rikodin bayanan kuskure, da sauransu.
Sashin Kariya na yau da kullun:
Matakan ƙaƙƙarfan saiti (I>): Fara kewayon yanzu: 0.5 zuwa 5.0 × A (ƙayyadadden lokaci) ko 0.5 zuwa 2.5 × In (IDMT). Tsawon lokacin aiki: 0.05 zuwa 300s.
Matsayi mai girma (I>>): Fara kewayon yanzu: 0.5 zuwa 40.0 × In. Tsawon lokacin aiki: 0.04 zuwa 300 s.
Sashin Kariyar Laifin Duniya:
Matakan ƙaƙƙarfan saiti (I0>): Fara kewayon yanzu: 0.1 zuwa 0.8 × In. Tsawon lokacin aiki: 0.05 zuwa 300s.
Matsayi mai girma (I0>>): Fara kewayon yanzu: 0.1 zuwa 10.0 × In. Tsawon lokacin aiki: 0.05 zuwa 300s.
IDMT Halayen Curves:
Yana goyan bayan masu lanƙwasa na lokaci guda shida, gami da:
Matsakaicin masu lanƙwasa: Inverse na al'ada, Mai jujjuyawa sosai, Matsakaicin juzu'i, juzu'i mai tsayi (wanda ya dace da ka'idodin BS 142 da IEC 60255).
Hanyoyi na musamman: lanƙwan nau'in RI, nau'in nau'in RXIDG (ma'aunin ABB).
Kariyar gazawar Saƙon Wuta (CBFP):
Idan ba a share laifin a cikin ƙayyadadden lokacin (0.1 zuwa 1.0 s) bayan an ba da siginar balaguro, ana fara tafiya ta madadin.
Ayyukan Sadarwa:
Yana goyan bayan sadarwa tare da na'urorin sarrafa tasha (misali, SRIO 1000M) ta hanyar bas ɗin fiber-optic SPA, kunna telemetry, sarrafa nesa, siginar nesa, da rikodin kuskure.
IV. Tsarin Samfur da Aiki
An tsara SPAJ 140 C don hawan ruwa. An yi gidan da aluminum tare da ƙarewar beige. Fannin gaba yana sanye da:
Nuni na dijital (1 ja + 3 kore lambobi)
Ma'auni na yanzu (IL1, IL2, IL3, I0)
Saitin ƙima (I>, t>, I>>, t>>, I0>, t0>, I0>>, t0>>)
Alamomin canji (SGF, SGB, SGR)
Sarrafa maɓallan turawa (SAKESET/MATA, SHIRI)
Alamar tafiya (TRIP)
Alamar ƙararrawa ta kula da kai (IRF)
Yanayin Aiki:
Masu amfani za su iya yin saitin sigogi, kewayawa menu, sake saitin kuskure, da sauransu, ta maɓallan ɓangaren gaba. Yana goyan bayan 'Yanayin Saita' da 'Yanayin Gwaji,' yana ba da damar gyare-gyare na jagora ko nesa na sigogin kariya da kunna siginar fitarwa ta tashar tashar jiragen ruwa.
Ayyukan rikodi na taron:
Relay na iya rikodin bayanai daga abubuwan da suka faru na kuskure 5 na ƙarshe, gami da ƙimar halin yanzu, lokacin farawa, adadin ayyuka, da sauransu. Ana iya karanta bayanai ta hanyar nuni ko hanyar sadarwa.
V. Yankunan Aikace-aikacen
SPAJ 140 C ya dace da aikace-aikacen masu zuwa:
Kariyar ciyarwa a cikin matsakaici da ƙananan tsarin rarraba wutar lantarki.
Overcurrent da kasa-aibi kariya a masana'antu ikon tsarin.
Layi mai shigowa/mai fita da kariyar bas a cikin tasha.
Kariyar Ajiyayyen don kayan lantarki kamar janareta da masu canza wuta.
Rukunin tsarin grid yana buƙatar babban kariyar zaɓi.
VI. Kulawa
Ƙarƙashin yanayin muhalli da aka ƙayyade a cikin bayanan fasaha, kusan ba shi da kulawa. Idan yanayin aiki ya yi tsauri (misali, matsanancin zafin jiki, zafi, lalata sinadarai), ana ba da shawarar duba gani na lokaci-lokaci da cire ƙura. Idan relay na rashin aiki ko auna ƙimar ya saba da ƙayyadaddun bayanai, ya kamata a yi masa hidima ta ƙwararrun ma'aikata ko masana'anta.
Muhimman Bayanan kula:
Relay yana ƙunshe da abubuwan da ke da hankali na ESD. Dole ne a ɗauki matakan kariya da suka dace kafin sarrafa kayayyaki.
Yi taka tsantsan yayin canza sigogi don guje wa lalacewa ko gazawar aiki.
Kula da tsabta da daidaitawar hanyoyin haɗin fiber-optic lokacin shigar da samfuran sadarwa.
