UKUFIKA OKUSHA: I-Siemens SIPROTEC 4 7VE6110-6EB92-0CA0 Idivayisi Ehambisanayo Yemisebenzi eminingi Manje Iyatholakala
Siyajabula ukumemezela ukutholakala ngokushesha kweyunithi yokuvumelanisa yezinombolo ye-Siemens SIPROTEC 4 7VE6110-6EB92-0CA0, idivayisi eyinkimbinkimbi yokusebenza okuningi ehambisanayo eyakhelwe izinhlelo zokusebenza zokuvumelanisa isistimu yamandla abalulekile. Le yunithi ecwebezelayo engu-1/3x19" inikeza ukusebenza okufanayo okuthembekile kwamaphoyinti amabili okuvumelanisa kusetshenziswa indlela ethuthukisiwe yokukala yesiteshi esingu-1½. Lolu cingo luhlanganisa okokufaka kanambambili okuyisithupha, ama-relay akhiphayo ayisishiyagalolunye kanye nokuxhumana ne-watchdog eyodwa, enikeza amandla okuqapha nokulawula okuphelele. Idizayinelwe ukuthunyelwa kwendawo yonke, isekela i-voltage engu-10 VV engu-10 DC engu-10 DC engu-10. kuya ku-230V AC, enezinga elingu-88V DC lokucupha okokufaka kanambambili Iyunithi ihlanganisa amatheminali ngezikulufu zokuxhumeka okuqondile noma amalugi ekhebula ohlobo lwendandatho, esekela izinqubo zokufaka izintambo ezihlukahlukene ezindaweni zezimboni nezisetshenziswayo ze-English nokusebenza okungu-50/60Hz kuqinisekisa ukuhlanganiswa okungenamthungo kumanethiwekhi omhlaba okukhiqiza nokusabalalisa.

I-7VE6110-6EB92-0CA0 iletha ukunemba okukhethekile kuzinhlelo zokusebenza zokuvumelanisa ezinokunemba kokulinganisa imvamisa ngaphakathi kuka-10mHz ngaphansi kwezimo ezivamile. Idivayisi iqapha i-voltage, imvamisa, nokuhluka kwe-engeli yesigaba ukuze inike amandla ukufana okuphephile kwamajeneretha, imigqa, namasistimu amandla. Imisebenzi yokuvikela ihlanganisa i-ANSI 27 (undervoltage), 59 (overvoltage), 81 (under/overfrequency), 81R (rate-of-frequency-change), kanye ne-25 (synchro-check). Amandla okuqapha ahlanganisiwe ahlanganisa ukugadwa kwesekethe yohambo, ukutholwa kokwehluleka kwe-fuse, kanye nokuzihlola okuphelele. I-relay ihlinzeka ngemiphumela yenani elilinganiselwe le-analog (0-20mA) yokuhlanganiswa kwe-SCADA futhi isekela amanani okusebenza alinganiselwe afaka i-V, I, f, P, Q, kanye nesici samandla. Ukuqina kwemishini kuqinisekisa ukusebenza okuthembekile kulo lonke ibanga lokushisa elingu-20°C ukuya ku-+70°C. Iyunithi ifaka ukuvikelwa kwe-IP51 kwezindlu ezikhuphukayo kanye ne-IP20 yamatheminali anekhava. Isixhumi esibonakalayo sesistimu ehlanganisiwe sisekela ukucushwa kwe-DIGSI 4 kanye noxhumo lwe-MODEM ngesixhumi esibonakalayo se-serial sikagesi se-RS232, esivumela ipharamitha ekude nokuhlaziywa kwamaphutha.
Umndeni we-SIPROTEC 7VE6 unikeza izixazululo ezibanzi zokuvumelanisa zezinhlelo zokusebenza ezihlukahlukene. I7VE6110-5EB92-0CA0inikeza ukusebenza okufanayo nokunye ukucushwa kwe-voltage yokunikezela (60-125V DC). Ngezinhlelo zokusebenza ezidinga umthamo othuthukisiwe, i7VE6320-5EB92-0DA0inweba okokufaka kanambambili kwe-I/O kuya kokungu-14 kanye nokuphumayo okungu-18 endaweni engu-1/2x19". I7VE6110-2EB92-0CA0inikeza okuhlukile kokunikezwa kwe-compact 24-48V DC kokufakwa kwe-low-voltage. Amakhasimende adinga ukuxhumana kwe-IEC 61850 angakhetha i7VE6320-6EB91-0CA0nge-interface ye-Ethernet ehlanganisiwe. I7VE6110-4EB92-0CB0ihlanganisa idizayini yezindlu ezikhuphuka phezulu ukuze kube lula ukuhlanganisa amaphaneli. Zonke izinhlobo zabelana ngama-algorithms okuvumelanisa afanayo, ukunemba kokulinganisa, nokusebenza kokuvikela, okuvumela ubunjiniyela obujwayelekile kuwo wonke amaphrojekthi.