{"id":8234631,"date":"2026-10-24T17:29:13","date_gmt":"2026-10-24T17:29:13","guid":{"rendered":"https:\/\/scn.eu\/?post_type=scn_guide&#038;p=8234631"},"modified":"2026-10-24T17:32:48","modified_gmt":"2026-10-24T17:32:48","slug":"iec-61850-alajaamad","status":"publish","type":"scn_guide","link":"https:\/\/scn.eu\/et\/juhendid\/iec-61850-alajaamad\/","title":{"rendered":"IEC 61850 alajaamades \u2013 v\u00f5rk, ajas\u00fcnkroon ja arvutid"},"content":{"rendered":"<div class=\"scn-guide\">\n<h1>IEC 61850 alajaamades \u2013 v\u00f5rk, ajas\u00fcnkroon ja arvutid<\/h1>\n<p class=\"g-lead\">Kaasaegsetes alajaamades asendab IEC 61850 vaskjuhtmestiku ja tootjaspetsiifilised protokollid Ethernetiga. Selgitame, mis on GOOSE, Sampled Values ja MMS \u2013 ning mida need n\u00f5uavad kommutaatoritelt, ajas\u00fcnkroniseerimiselt, arvutitelt ja k\u00fcberturvalisuselt.<\/p>\n<div class=\"g-short\"><b class=\"t\">L\u00fchidalt<\/b><\/p>\n<ul>\n<li><b>IEC 61850<\/b> \u2013 rahvusvaheline standard energeetikaautomaatika side jaoks, millel on \u00fchine andmemudel ja konfiguratsioonikeel.<\/li>\n<li><b>GOOSE ja Sampled Values<\/b> \u2013 kiired s\u00f5numid otse Ethernetis v\u00e4ljal\u00fclitamiseks, blokeeringuteks ja m\u00f5\u00f5tmisteks. MMS-i kasutatakse seireks ja juhtimiseks.<\/li>\n<li><b>Kommutaatorid<\/b> \u2013 IEC 61850-3 ja IEEE 1613 n\u00e4itavad, et need taluvad alajaama keskkonda ja h\u00e4ireid.<\/li>\n<li><b>Dubleerimine<\/b> \u2013 PRP ja HSR standardi IEC 62439-3 j\u00e4rgi hoiavad side katkestusteta t\u00f6\u00f6s ka siis, kui m\u00f5ni \u00fchendus katkeb.<\/li>\n<li><b>Aeg ja turvalisus<\/b> \u2013 PTP standardi IEC\/IEEE 61850-9-3 j\u00e4rgi annab mikrosekundit\u00e4psusega aja. K\u00fcberturvalisust k\u00e4sitlevad IEC 62351 ja IEC 62443.<\/li>\n<\/ul>\n<\/div>\n<h2>Mis on IEC 61850?<\/h2>\n<p>IEC 61850 on standardite sari energeetikaautomaatika side jaoks. See t\u00f6\u00f6tati v\u00e4lja alajaamade jaoks, kuid seda kasutatakse n\u00fc\u00fcd ka tuule-, h\u00fcdro- ja p\u00e4ikeseenergeetikas. M\u00f5te on selles, et eri tootjate kaitsereleed, juhtseadmed ja arvestid saaksid omavahel suhelda ilma eraldi kohandamiseta.<\/p>\n<p>Iga seadet, IED-d (<i>Intelligent Electronic Device<\/i>), kirjeldatakse standarditud andmemudeliga. V\u00f5imsl\u00fcliti nimi on XCBR ja liigvoolukaitse funktsiooni nimi PTOC, olenemata tootjast. Kogu alajaam konfigureeritakse SCL-keeles failidega (IEC 61850-6). See v\u00f5imaldab seadmeid v\u00e4lja vahetada v\u00f5i lisada ilma k\u00f5ike otsast alustamata.<\/p>\n<h2>Jaamasiin, protsessisiin ja protokollid<\/h2>\n<p>IEC 61850 alajaam jaguneb kolmeks tasemeks. Jaamasiin \u00fchendab jaama arvutid ja l\u00fc\u00fcsid iga lahtri kaitse- ja juhtseadmetega. Protsessisiin \u00fchendab lahtrid primaarseadmetega, kus liitmis\u00fcksused muudavad m\u00f5\u00f5tetrafode voolu ja pinge digitaalseteks v\u00e4\u00e4rtusteks.<\/p>\n<figure><img loading=\"lazy\" src=\"https:\/\/scn.eu\/wp-content\/uploads\/2026\/10\/scn-guide-iec61850-f1-et.webp\" alt=\"IEC 61850 arhitektuur: jaama tase jaama arvuti, SCADA-l\u00fc\u00fcsi, tulem\u00fc\u00fcri ja GNSS-kellaga, jaamasiin MMS-i ja GOOSE-iga, lahtri tase kaitsereleede, lahtri juhtseadme ja energiaarvestiga, protsessisiin Sampled Values ja GOOSE-iga ning protsessi tase liitmis\u00fcksuste ja v\u00f5imsl\u00fclitite IED-dega.\" width=\"1520\" height=\"604\" loading=\"lazy\" decoding=\"async\"><figcaption>Kolm taset ja kaks siini. Protsessisiin asendab vaskjuhtmestiku lahtrite ja primaarseadmete vahel.<\/figcaption><\/figure>\n<div class=\"g-tbl\">\n<table>\n<thead>\n<tr>\n<th>Protokoll<\/th>\n<th>Mida teeb<\/th>\n<th>Edastus<\/th>\n<th>Ajastus<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td class=\"n\">GOOSE<\/td>\n<td>S\u00fcndmused: v\u00e4ljal\u00fclitamine, blokeeringud, asendin\u00e4it<\/td>\n<td>Ethernet (2. kiht), multicast, korduv<\/td>\n<td>M\u00f5ni millisekund<\/td>\n<\/tr>\n<tr>\n<td class=\"n\">Sampled Values<\/td>\n<td>Liitmis\u00fcksuste digitaalsed voolu- ja pingev\u00e4\u00e4rtused<\/td>\n<td>Ethernet (2. kiht), multicast, pidev<\/td>\n<td>Mikrosekundit\u00e4psusega ajatemplid<\/td>\n<\/tr>\n<tr>\n<td class=\"n\">MMS<\/td>\n<td>Seire, juhtimine, aruanded ja failid<\/td>\n<td>TCP\/IP, klient\u2013server<\/td>\n<td>Tavaliselt piisab sekunditest<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>GOOSE ja Sampled Values saadetakse multicast-s\u00f5numitena otse Ethernetis. Iga liitmis\u00fcksus saadab tuhandeid Sampled Values s\u00f5numeid sekundis. Seet\u00f5ttu peavad kommutaatorid liiklust prioritiseerima ja multicast-liiklust VLAN-idega filtreerima, muidu v\u00f5ivad m\u00f5\u00f5teandmed v\u00f5rgu \u00fcle ujutada.<\/p>\n<h2>N\u00f5uded kommutaatoritele: IEC 61850-3 ja IEEE 1613<\/h2>\n<p>Alajaamas puutub elektroonika kokku tugevate elektromagnetv\u00e4ljadega, kui v\u00f5imsl\u00fclitid ja lahkl\u00fclitid l\u00fclituvad, samuti liigpingete ja suurte temperatuurik\u00f5ikumistega. Tavalisest t\u00f6\u00f6stuslikust kommutaatorist piisab harva.<\/p>\n<p>IEC 61850-3 esitab alajaamaseadmetele \u00fcldn\u00f5uded: kliima, mehaanika, tooteohutus ja EMC koosk\u00f5las standarditega IEC 61000-6-5 ja IEC 60255. P\u00f5hja-Ameerika standardil IEEE 1613 on kaks klassi. Klassis 1 v\u00f5ib side EMC-katsete ajal h\u00e4iruda, kui see p\u00e4rast taastub. Klassis 2 ei tohi side katkeda ega tohi tekkida vigu. IEEE 1613 ei luba ventilaatoreid.<\/p>\n<ul>\n<li>Ventilaatorita konstruktsioon ja lai temperatuurivahemik.<\/li>\n<li>Dubleeritud toide, sageli alajaama akust.<\/li>\n<li>PRP v\u00f5i HSR tugi ja riistvaraline PTP.<\/li>\n<li>VLAN-id, prioritiseerimine ja multicast-filtreerimine GOOSE ja Sampled Values jaoks.<\/li>\n<li>Kiudoptilised pordid pikkade vahemaade ja galvaanilise eralduse jaoks.<\/li>\n<\/ul>\n<h2>Dubleerimine ja ajas\u00fcnkroon: PRP, HSR ja PTP<\/h2>\n<p>Tavalised dubleerimisprotokollid, n\u00e4iteks RSTP, vajavad \u00fchenduse katkemisel aega uue tee leidmiseks. Kaitse ja Sampled Values jaoks on see liiga aeglane. IEC 62439-3 m\u00e4\u00e4ratleb kaks protokolli, mille \u00fcmberl\u00fclitusaeg on null. PRP puhul \u00fchendub iga seade kahe t\u00e4iesti s\u00f5ltumatu v\u00f5rguga ja saadab iga kaadri m\u00f5lemasse. Vastuv\u00f5tja kasutab esimest ja heidab duplikaadi k\u00f5rvale. HSR puhul moodustavad seadmed ringi ja saadavad iga kaadri m\u00f5lemas suunas. \u00dcheportsed seadmed \u00fchendatakse RedBoxi kaudu.<\/p>\n<figure><img loading=\"lazy\" src=\"https:\/\/scn.eu\/wp-content\/uploads\/2026\/10\/scn-guide-iec61850-f2-et.webp\" alt=\"PRP ja HSR v\u00f5rdlus. PRP puhul on iga seade \u00fchendatud kahe eraldi v\u00f5rguga, LAN A ja LAN B, ning saadab iga kaadri m\u00f5lemasse. HSR puhul moodustavad seadmed ringi ja iga kaader saadetakse m\u00f5lemas suunas; \u00fcheportsed seadmed \u00fchendatakse RedBoxi kaudu.\" width=\"1520\" height=\"536\" loading=\"lazy\" decoding=\"async\"><figcaption>PRP ja HSR standardi IEC 62439-3 j\u00e4rgi: \u00fchendus v\u00f5ib katkeda ilma \u00fchtki kaadrit kaotamata.<\/figcaption><\/figure>\n<p>Sampled Values ja s\u00fcndmuste logid vajavad \u00fchist ja t\u00e4pset aega. IEC\/IEEE 61850-9-3 on energeetikasektori PTP (IEEE 1588) profiil. Selle eesm\u00e4rk on t\u00e4psus parem kui 1 \u00b5s kuni 15 kommutaatori j\u00e4rel, mis eeldab riistvaralise PTP-ga kommutaatoreid. Aeg tuleb GNSS-vastuv\u00f5tjaga grandmaster-kellast. Vali kell, mis hoiab aega ka GNSS-signaali katkestuste ajal ning talub segamist ja v\u00f5ltsimist (jamming ja spoofing).<\/p>\n<h2>Arvutid ja k\u00fcberturvalisus alajaamas<\/h2>\n<p>Alajaamas on sageli operaatori ekraaniga jaama arvuti, l\u00fc\u00fcs v\u00f5rguettev\u00f5tja SCADA-s\u00fcsteemi ja inseneriarvuti. Kui arvuti paigaldatakse alajaama enda ruumidesse, n\u00f5ua katsetamist IEC 61850-3 v\u00f5i IEEE 1613 j\u00e4rgi, dubleeritud alalisvoolutoidet ja PRP-toega v\u00f5rgukaarte. Eraldi juhtimisruumis piisab sageli t\u00f6\u00f6stuslikust r\u00e4kiarvutist.<\/p>\n<p>Digitaalne alajaam on ka r\u00fcnnakute sihtm\u00e4rk. IEC 62351 k\u00e4sitleb protokollide turvalisust: osad 3 ja 4 TLS-i ja MMS-i, osa 6 GOOSE ja Sampled Values, osa 8 rollip\u00f5hise juurdep\u00e4\u00e4su ja osa 9 v\u00f5tmehalduse jaoks. IEC 62443 annab raamistiku tsoonide, kanalite ja turvatasemete n\u00e4ol. Praktikas algab see segmenteerimisest, v\u00e4lisv\u00f5rgu suunas tulem\u00fc\u00fcrist ja turvalisest kaugjuurdep\u00e4\u00e4sust. Ka NIS2 direktiiv esitab v\u00f5rguettev\u00f5tjatele k\u00fcberturvalisuse n\u00f5udeid.<\/p>\n<h2>Kus IEC 61850 kasutatakse?<\/h2>\n<ul>\n<li><b>P\u00f5hi- ja jaotusv\u00f5rk<\/b> \u2013 uued ja renoveeritud alajaamad.<\/li>\n<li><b>Taastuvenergia<\/b> \u2013 tuule- ja p\u00e4ikeseparkide koondalajaamad ning akusalvestid.<\/li>\n<li><b>H\u00fcdroenergia<\/b> \u2013 jaama ja agregaatide juhtimine.<\/li>\n<li><b>T\u00f6\u00f6stus ja taristu<\/b> \u2013 protsessit\u00f6\u00f6stuse, kaevanduste ja andmekeskuste keskpinge-eriv\u00f5rgud.<\/li>\n<li><b>Raudtee<\/b> \u2013 veoalajaamad.<\/li>\n<\/ul>\n<h2>Viis l\u00f5ksu<\/h2>\n<ol class=\"g-pit\">\n<li><b>Tavalised kommutaatorid alajaamas.<\/b> Ilma IEC 61850-3 v\u00f5i IEEE 1613 j\u00e4rgi katsetamata v\u00f5ib side h\u00e4iruda just siis, kui v\u00f5imsl\u00fcliti v\u00e4lja l\u00fclitub.<\/li>\n<li><b>Multicast ilma filtreerimiseta.<\/b> Sampled Values j\u00f5uavad igasse porti ja koormavad v\u00f5rgu \u00fcle. Planeeri VLAN-id enne kasutuselev\u00f5ttu.<\/li>\n<li><b>Ajas\u00fcnkroon tagantj\u00e4rele.<\/b> Riistvaralise PTP-ta kommutaatorid v\u00e4hendavad t\u00e4psust iga h\u00fcppega.<\/li>\n<li><b>Dubleerimine, mis pole s\u00f5ltumatu.<\/b> PRP-v\u00f5rgud vajavad eraldi toidet ja kaablitrasse, muidu v\u00f5ib \u00fcks rike m\u00f5lemad v\u00e4lja l\u00fclitada.<\/li>\n<li><b>Turvalisus viimasena.<\/b> Segmenteerimist ja juurdep\u00e4\u00e4su kontrolli on lihtsam algusest peale sisse ehitada kui hiljem lisada.<\/li>\n<\/ol>\n<h2>V\u00f5rgulahendused ja ajas\u00fcnkroon SCN-ilt<\/h2>\n<p>Meie valikus on Moxa alajaama- ja taristukommutaatorid, Protempise ajaserverid ja PTP grandmaster-kellad ning muu hulgas Axiomteki ja Winmate&#8217;i r\u00e4kiarvutid ja v\u00f5rguseadmed. Tootelehtedel on toodud iga tootja m\u00e4rgitud standardid.<\/p>\n<h3>N\u00e4ited meie valikust<\/h3>\n<div class=\"g-prod\"><a class=\"g-pc\" href=\"https:\/\/scn.eu\/et\/toode\/pt-g7828-et\/\"><img loading=\"lazy\" src=\"https:\/\/scn.eu\/wp-content\/uploads\/2026\/10\/moxa-pt-g7828-main.webp\" alt=\"Moxa PT-G7828 28-pordiline L3 alajaamakommutaator\" width=\"800\" height=\"800\" loading=\"lazy\" decoding=\"async\"><span class=\"g-pb\">Moxa<\/span><span class=\"g-pn\">PT-G7828 28-pordiline L3 alajaamakommutaator<\/span><span class=\"g-pw\">Modulaarne 3. kihi alajaamakommutaator, mis vastab standardile IEC 61850-3 Edition 2 Class 2, t\u00f6\u00f6temperatuur \u221240 kuni 85 \u00b0C, sisseehitatud MMS-serveriga.<\/span><\/a><a class=\"g-pc\" href=\"https:\/\/scn.eu\/et\/toode\/thunderbolt-ptp-grandmaster-clock-gm330\/\"><img loading=\"lazy\" src=\"https:\/\/scn.eu\/wp-content\/uploads\/2025\/01\/Thunderbolt-GM330-PTP-Grandmaster-Clock.jpeg\" alt=\"Protempis Thunderbolt PTP Grandmaster Clock GM330\" width=\"800\" height=\"800\" loading=\"lazy\" decoding=\"async\"><span class=\"g-pb\">Protempis<\/span><span class=\"g-pn\">Thunderbolt PTP Grandmaster Clock GM330<\/span><span class=\"g-pw\">PTP grandmaster kahesagedusliku GNSS-iga, mis talub segamist ja v\u00f5ltsimist ning hoiab aega ka GNSS-signaali katkestuste ajal.<\/span><\/a><a class=\"g-pc\" href=\"https:\/\/scn.eu\/et\/toode\/na362r-et\/\"><img loading=\"lazy\" src=\"https:\/\/scn.eu\/wp-content\/uploads\/2026\/10\/axiomtek-na362r-main.webp\" alt=\"Axiomtek NA362R 1U r\u00e4kiv\u00f5rguseade 10G SFP+ portidega\" width=\"800\" height=\"800\" loading=\"lazy\" decoding=\"async\"><span class=\"g-pb\">Axiomtek<\/span><span class=\"g-pn\">NA362R 1U r\u00e4kiv\u00f5rguseade 10G SFP+ portidega<\/span><span class=\"g-pw\">1U v\u00f5rguseade tulem\u00fc\u00fcri ja VPN-i jaoks, 10G SFP+ portide ja LAN-m\u00f6\u00f6daviiguga.<\/span><\/a><\/div>\n<div class=\"g-links\"><a href=\"https:\/\/scn.eu\/et\/tootekategooria\/tooteid\/network-products-et\/ethernet-et\/managed-switches-et\/\">Hallatavad kommutaatorid<\/a><a href=\"https:\/\/scn.eu\/et\/tootekategooria\/tooteid\/network-products-et\/gps-and-timing-et\/\">GPS ja ajas\u00fcnkroon<\/a><a href=\"https:\/\/scn.eu\/et\/tootekategooria\/tooteid\/industrial-computers-et\/rack-pc-et\/\">R\u00e4kiarvutid<\/a><a href=\"https:\/\/scn.eu\/et\/tootekategooria\/tooteid\/network-products-et\/secure-routers\/\">Turvaruuterid<\/a><\/div>\n<div class=\"g-cta\">\n<p>Planeerid v\u00f5rku alajaamale v\u00f5i tuule- v\u00f5i p\u00e4ikesepargile? K\u00fcsi meie inseneridelt \u2013 saad vastuse 24 tunni jooksul.<\/p>\n<p><a href=\"https:\/\/scn.eu\/et\/kontakt\/\">K\u00fcsi inseneri k\u00e4est<\/a><\/div>\n<h2>Korduma kippuvad k\u00fcsimused<\/h2>\n<details>\n<summary>Mis on IEC 61850?<\/summary>\n<p>Rahvusvaheline standardite sari energeetikaautomaatika side jaoks. See m\u00e4\u00e4ratleb andmemudeli, protokollid ja konfiguratsioonifailid, et eri tootjate seadmed t\u00f6\u00f6taksid koos.<\/p>\n<\/details>\n<details>\n<summary>Mis vahe on GOOSE-il ja MMS-il?<\/summary>\n<p>GOOSE saadab kiireid s\u00fcndmusi, n\u00e4iteks v\u00e4ljal\u00fclitusk\u00e4ske, otse Ethernetis paljudele vastuv\u00f5tjatele. MMS on klient\u2013server-protokoll \u00fcle TCP\/IP seireks ja juhtimiseks.<\/p>\n<\/details>\n<details>\n<summary>Mis on protsessisiin?<\/summary>\n<p>V\u00f5rk lahtrite ja primaarseadmete vahel. See edastab vaskjuhtmete asemel liitmis\u00fcksuste Sampled Values andmeid ja GOOSE-s\u00f5numeid v\u00f5imsl\u00fclititele.<\/p>\n<\/details>\n<details>\n<summary>Mis vahe on PRP-l ja HSR-il?<\/summary>\n<p>PRP kasutab kahte eraldi v\u00f5rku, HSR ringi. M\u00f5lemad saadavad iga kaadri kaks korda ja peavad \u00fchenduse katkemisele vastu ilma katkestuseta.<\/p>\n<\/details>\n<details>\n<summary>Mida vajab kommutaator IEC 61850 jaoks?<\/summary>\n<p>Alajaama keskkonna katsetamist IEC 61850-3 v\u00f5i IEEE 1613 j\u00e4rgi, soovitatavalt PRP v\u00f5i HSR tuge, riistvaralist PTP-d ning VLAN-e koos multicast-filtreerimisega.<\/p>\n<\/details>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Kaasaegsetes alajaamades asendab IEC 61850 vaskjuhtmestiku ja tootjaspetsiifilised protokollid Ethernetiga. Selgitame, mis on GOOSE, Sampled Values ja MMS \u2013 ning mida need n\u00f5uavad kommutaatoritelt, ajas\u00fcnkroniseerimiselt, arvutitelt ja k\u00fcberturvalisuselt.<\/p>\n","protected":false},"author":11,"featured_media":8234268,"template":"","meta":{"_yoast_wpseo_focuskw":"iec 61850","_yoast_wpseo_metadesc":"IEC 61850 alajaamades: GOOSE, Sampled Values ja MMS, jaama- ja protsessisiin, IEC 61850-3, PRP\/HSR, PTP ajas\u00fcnkroon ja k\u00fcberturvalisus lahti seletatult.","_kad_post_transparent":"","_kad_post_title":"hide","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"hide","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":"","_scn_guide_cats":[871,865,842],"_scn_guide_sectors":[1080],"_scn_guide_type":"industry","_scn_guide_order":62,"footnotes":""},"class_list":["post-8234631","scn_guide","type-scn_guide","status-publish","has-post-thumbnail","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>IEC 61850 alajaamades \u2013 v\u00f5rk, ajas\u00fcnkroon ja arvutid | SCN<\/title>\n<meta name=\"description\" content=\"IEC 61850 alajaamades: GOOSE, Sampled Values ja MMS, jaama- ja protsessisiin, IEC 61850-3, PRP\/HSR, PTP ajas\u00fcnkroon ja k\u00fcberturvalisus lahti seletatult.\" \/>\n<meta name=\"robots\" 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