{"id":32331,"date":"2026-09-12T15:36:36","date_gmt":"2026-09-12T13:36:36","guid":{"rendered":"https:\/\/energymonitor.tech\/?post_type=product&p=32331"},"modified":"2026-09-19T09:48:59","modified_gmt":"2026-09-19T07:48:59","slug":"eastron-sdm630mct-rc-rogowski-modbus-cs","status":"publish","type":"product","link":"https:\/\/energymonitor.tech\/cs\/produkt\/eastron-sdm630mct-rc-rogowski-modbus-cs","title":{"rendered":"Eastron SDM630MCT-RC \u2013 elektrom\u011br pro Rogowsk\u00e9ho c\u00edvky, Modbus"},"content":{"rendered":"

SDM630MCT-RC spojuje DIN elektrom\u011br s m\u011b\u0159en\u00edm proudu pomoc\u00ed flexibiln\u00edch Rogowsk\u00e9ho c\u00edvek. Toto \u0159e\u0161en\u00ed je praktick\u00e9 u v\u011bt\u0161\u00edch vodi\u010d\u016f nebo p\u0159\u00edpojnic, kde b\u011b\u017en\u00fd pevn\u00fd transform\u00e1tor nemus\u00ed prostorov\u011b vyhovovat. P\u0159\u00edstroj je ur\u010den pro c\u00edvky se sign\u00e1lem 85 mV\/kA a zpracov\u00e1v\u00e1 jej bez samostatn\u00e9ho extern\u00edho integr\u00e1toru.<\/p>\n

M\u011b\u0159en\u00ed bez rozpojen\u00ed p\u0159\u00edvodu<\/h2>\n

Rogowsk\u00e9ho c\u00edvka se jednodu\u0161e obto\u010d\u00ed kolem f\u00e1zov\u00e9ho vodi\u010de a zacvakne. Nepot\u0159ebuje rozpojit hlavn\u00ed p\u0159\u00edvod, demontovat sb\u011brnice ani p\u0159eru\u0161it provoz rozvad\u011b\u010de. Ohebn\u00e9 j\u00e1dro se p\u0159izp\u016fsob\u00ed i hranat\u00fdm sb\u011brnic\u00edm a kabelov\u00fdm svazk\u016fm. Na rozd\u00edl od klasick\u00e9ho m\u011b\u0159ic\u00edho transform\u00e1toru nem\u00e1 c\u00edvka saturaci j\u00e1dra, tak\u017ee ji nepo\u0161kod\u00ed ani p\u0159ekro\u010den\u00ed rozsahu, a p\u0159i odpojen\u00ed sekund\u00e1rn\u00edho obvodu nevznik\u00e1 nebezpe\u010dn\u00e9 nap\u011bt\u00ed. Kryt\u00ed IP65 a pr\u016frazov\u00e1 zkou\u0161ka 3000 V umo\u017e\u0148uj\u00ed instalaci i v n\u00e1ro\u010dn\u00fdch podm\u00ednk\u00e1ch.<\/p>\n

Nastaven\u00ed p\u0159evodu c\u00edvek na p\u0159\u00edstroji<\/h2>\n

Elektrom\u011br umo\u017e\u0148uje nastavit p\u0159evodov\u00fd pom\u011br p\u0159ipojen\u00fdch c\u00edvek, nap\u0159\u00edklad 500A, 1000A nebo 3000A. Sd\u00edlen\u00fd displej zobrazuje celkovou \u010dinnou i jalovou energii, \u010dinn\u00fd v\u00fdkon, zd\u00e1nlivou energii a frekvenci s\u00edt\u011b. Na sb\u011brnici RS485 jsou dostupn\u00e9 v\u0161echny parametry: nap\u011bt\u00ed, proud po f\u00e1z\u00edch, \u00fa\u010din\u00edk, THD, \u010dinn\u00fd a jalov\u00fd v\u00fdkon, importovan\u00e1 i exportovan\u00e1 energie v kWh a kVArh, maxim\u00e1ln\u00ed odb\u011bry. Dva impulzn\u00ed v\u00fdstupy S0 (jeden pro \u010dinnou, druh\u00fd programovateln\u00fd) umo\u017en\u00ed soub\u011b\u017en\u00e9 p\u0159ipojen\u00ed z\u00e1znamov\u00e9ho syst\u00e9mu, nap\u0159\u00edklad p\u0159es rozbo\u010dova\u010d EPS1 \/ SRP-2D<\/a>.<\/p>\n

\nTip:<\/strong> Rogowsk\u00e9ho c\u00edvka je nejlep\u0161\u00ed volba tam, kde je vodi\u010d siln\u011bj\u0161\u00ed ne\u017e 36 mm. Rozep\u00ednateln\u00fd transform\u00e1tor PRO36 se do takov\u00e9 struktury nevejde, ale ohebn\u00e1 c\u00edvka s otvorem 100 mm nebo 150 mm ano.\n<\/div>\n

Kdy si vybrat tento model<\/h2>\n
\n
\n

Proudy nad 600 A<\/h3>\n

Limit m\u011b\u0159ic\u00edho transform\u00e1toru PRO36 je 600 A. Rogowsk\u00e9ho c\u00edvky m\u011b\u0159\u00ed do 1000A (ESCT-RC100) nebo 3000A (ESCT-RC150).<\/p>\n<\/div>\n

\n

Vodi\u010d siln\u011bj\u0161\u00ed ne\u017e 36 mm<\/h3>\n

Otvor c\u00edvky ESCT-RC100 m\u00e1 100 mm, ESCT-RC150 m\u00e1 150 mm. Sb\u011brnice a siln\u00e9 p\u0159\u00edvody se tak daj\u00ed m\u011b\u0159it bez rozpojen\u00ed.<\/p>\n<\/div>\n

\n

Mont\u00e1\u017e a uveden\u00ed do provozu<\/h3>\n

Mont\u00e1\u017e a zapojen\u00ed m\u011b\u0159ic\u00edch za\u0159\u00edzen\u00ed v rozv\u00e1d\u011b\u010di pat\u0159\u00ed kvalifikovan\u00e9mu elektrik\u00e1\u0159i. P\u0159ed uveden\u00edm do provozu je t\u0159eba zkontrolovat vhodnost m\u011b\u0159ic\u00edho vstupu, zapojen\u00ed a nastaven\u00ed podle dokumentace. Otev\u00edrateln\u00e1 konstrukce sn\u00edma\u010de neoprav\u0148uje k pr\u00e1ci na \u017eiv\u00fdch \u010d\u00e1stech. Rozm\u011brov\u00e9 a provozn\u00ed podm\u00ednky ov\u011b\u0159te je\u0161t\u011b p\u0159ed objedn\u00e1n\u00edm.<\/p>\n<\/div>\n

\n

SCADA a BMS integrace<\/h3>\n

Modbus RTU na RS485, stejn\u00e9 registry jako u \u0159ady SDM630MCT. Adresa 1 a\u017e 247, rychlosti 2400 a\u017e 38400 Bd.<\/p>\n<\/div>\n<\/div>\n

Technick\u00e9 parametry elektrom\u011bru<\/h2>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Parameter<\/th>\nHodnota<\/th>\n<\/tr>\n<\/thead>\n
Typ m\u011b\u0159en\u00ed<\/td>\nNep\u0159\u00edm\u00e9 s Rogowsk\u00e9ho c\u00edvkami, vstup 85 mV\/kA<\/td>\n<\/tr>\n
Tarify<\/td>\nJednotarifn\u00ed, 4Q (odb\u011br i dod\u00e1vka)<\/td>\n<\/tr>\n
T\u0159\u00edda p\u0159esnosti<\/td>\n1<\/td>\n<\/tr>\n
Nastaven\u00ed p\u0159evodu c\u00edvek<\/td>\nAno, p\u0159\u00edmo na p\u0159\u00edstroji<\/td>\n<\/tr>\n
Mont\u00e1\u017e<\/td>\nDIN li\u0161ta, 4 moduly<\/td>\n<\/tr>\n
Komunikace<\/td>\nRS485 \/ Modbus RTU, 2400 a\u017e 38400 Bd<\/td>\n<\/tr>\n
Impulzn\u00ed v\u00fdstupy<\/td>\n2x S0 (1x \u010dinn\u00e1, 1x programovateln\u00fd)<\/td>\n<\/tr>\n
Nap\u00e1jen\u00ed<\/td>\nSvorky 5\/6 (povinn\u00e9)<\/td>\n<\/tr>\n
Nap\u011bt\u00ed<\/td>\n3×230\/400V<\/td>\n<\/tr>\n
Z\u00e1ruka<\/td>\n24 m\u011bs\u00edc\u016f<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

V\u00fdb\u011br Rogowsk\u00e9ho c\u00edvky<\/h2>\n

K trojf\u00e1zov\u00e9mu m\u011b\u0159en\u00ed pot\u0159ebuje z\u00e1kazn\u00edk t\u0159i c\u00edvky, po jedn\u00e9 na ka\u017edou f\u00e1zi (L1, L2, L3). C\u00edvky jsou k dispozici ve t\u0159ech velikostech:<\/p>\n\n\n\n\n\n\n\n
Varianta<\/th>\nMax. proud<\/th>\nOtvor<\/th>\nP\u0159esnost<\/th>\nKabel<\/th>\nV\u00fdstup<\/th>\n<\/tr>\n<\/thead>\n
ESCT-RC60<\/td>\n500 A<\/td>\n50 mm<\/td>\n0,5<\/td>\n2000 mm<\/td>\n85 mV\/kA<\/td>\n<\/tr>\n
ESCT-RC100<\/td>\n1000 A<\/td>\n100 mm<\/td>\n0,5<\/td>\n2000 mm<\/td>\n85 mV\/kA<\/td>\n<\/tr>\n
ESCT-RC150<\/td>\n3000 A<\/td>\n150 mm<\/td>\n0,5<\/td>\n2000 mm<\/td>\n85 mV\/kA<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

V\u0161echny c\u00edvky maj\u00ed kryt\u00ed IP65, pracovn\u00ed teplotu od -30 do +70 stup\u0148\u016f C a certifikaci CE i RoHS. Sm\u011br proudu je ozna\u010den \u0161ipkou na c\u00edvce, orientace se dodr\u017euje od zdroje ke spot\u0159ebi\u010di.<\/p>\n

Technick\u00e9 parametry Rogowsk\u00e9ho c\u00edvky<\/h2>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Parameter<\/th>\nHodnota<\/th>\n<\/tr>\n<\/thead>\n
M\u011b\u0159ic\u00ed rozsah \u0159ady<\/td>\n10 A a\u017e 100 kA (modelov\u011b)<\/td>\n<\/tr>\n
Jmenovit\u00fd v\u00fdstup<\/td>\n85 mV na 1000 A p\u0159i 50 Hz bez integr\u00e1toru<\/td>\n<\/tr>\n
P\u0159esnost<\/td>\nT\u0159\u00edda 0,5, typicky od 5 % (nad 20 A) do 120 % rozsahu<\/td>\n<\/tr>\n
Linearita<\/td>\n0,5 %<\/td>\n<\/tr>\n
F\u00e1zov\u00fd \u00fahel<\/td>\nDo 1 stupn\u011b<\/td>\n<\/tr>\n
Frekven\u010dn\u00ed p\u00e1smo<\/td>\n1 Hz a\u017e 1 MHz, jmenovit\u011b 50\/60 Hz<\/td>\n<\/tr>\n
Pracovn\u00ed nap\u011bt\u00ed<\/td>\n600 V<\/td>\n<\/tr>\n
Kryt\u00ed<\/td>\nIP65<\/td>\n<\/tr>\n
Pracovn\u00ed teplota<\/td>\n-30 a\u017e +70 stup\u0148\u016f C<\/td>\n<\/tr>\n
Certifikace<\/td>\nCE, RoHS<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
\n

Pot\u0159ebujete m\u011b\u0159en\u00ed hlavn\u00edho p\u0159\u00edvodu v pr\u016fmyslov\u00e9m rozvad\u011b\u010di?<\/h3>\n

Navrhneme kombinaci elektrom\u011br SDM630MCT-RC + 3x Rogowsk\u00e9ho c\u00edvky podle proudu a pr\u016fm\u011bru vodi\u010d\u016f.<\/p>\n

Vy\u017e\u00e1dat nab\u00eddku pro firmu<\/a>\n<\/div>\n

\n
FAQ<\/div>\n

\u010cast\u00e9 ot\u00e1zky<\/h2>\n
\n
\nKolik c\u00edvek pot\u0159ebuji pro trojf\u00e1zov\u00e9 m\u011b\u0159en\u00ed?<\/span><\/span><\/summary>\n
\n

T\u0159i kusy stejn\u00e9ho modelu, po jedn\u00e9 na ka\u017edou f\u00e1zi (L1, L2, L3). Varianty c\u00edvek ESCT-RC60, RC100 a RC150 jsou k dispozici v na\u0161\u00ed nab\u00eddce.<\/p>\n<\/div>\n<\/details>\n

\nJe nutn\u00e9 p\u0159i mont\u00e1\u017ei c\u00edvky rozpojit p\u0159\u00edvod?<\/span><\/span><\/summary>\n
\n

Mont\u00e1\u017e a zapojen\u00ed m\u011b\u0159ic\u00edch za\u0159\u00edzen\u00ed v rozv\u00e1d\u011b\u010di pat\u0159\u00ed kvalifikovan\u00e9mu elektrik\u00e1\u0159i. P\u0159ed uveden\u00edm do provozu je t\u0159eba zkontrolovat vhodnost m\u011b\u0159ic\u00edho vstupu, zapojen\u00ed a nastaven\u00ed podle dokumentace. Otev\u00edrateln\u00e1 konstrukce sn\u00edma\u010de neoprav\u0148uje k pr\u00e1ci na \u017eiv\u00fdch \u010d\u00e1stech. Rozm\u011brov\u00e9 a provozn\u00ed podm\u00ednky ov\u011b\u0159te je\u0161t\u011b p\u0159ed objedn\u00e1n\u00edm.<\/p>\n<\/div>\n<\/details>\n

\nCo se stane p\u0159i p\u0159ekro\u010den\u00ed rozsahu c\u00edvky?<\/span><\/span><\/summary>\n
\n

Nic. Rogowsk\u00e9ho c\u00edvka nem\u00e1 saturaci j\u00e1dra, tak\u017ee p\u0159ekro\u010den\u00ed rozsahu ji nepo\u0161kod\u00ed. Nastaven\u00fd p\u0159evod na p\u0159\u00edstroji se nezru\u0161\u00ed.<\/p>\n<\/div>\n<\/details>\n

\nD\u00e1 se elektrom\u011br p\u0159ipojit do SCADA nebo BMS?<\/span><\/span><\/summary>\n
\n

Ano, p\u0159es RS485 a Modbus RTU. Registry jsou kompatibiln\u00ed s \u0159adou SDM630MCT, tak\u017ee integrace je stejn\u00e1 jako u ostatn\u00edch model\u016f t\u00e9to \u0159ady.<\/p>\n<\/div>\n<\/details>\n<\/div>\n<\/section>\n

Mont\u00e1\u017e a uveden\u00ed do provozu<\/h2>\n

Mont\u00e1\u017e a zapojen\u00ed m\u011b\u0159ic\u00edch za\u0159\u00edzen\u00ed v rozv\u00e1d\u011b\u010di pat\u0159\u00ed kvalifikovan\u00e9mu elektrik\u00e1\u0159i. P\u0159ed uveden\u00edm do provozu je t\u0159eba zkontrolovat vhodnost m\u011b\u0159ic\u00edho vstupu, zapojen\u00ed a nastaven\u00ed podle dokumentace. Otev\u00edrateln\u00e1 konstrukce sn\u00edma\u010de neoprav\u0148uje k pr\u00e1ci na \u017eiv\u00fdch \u010d\u00e1stech. Rozm\u011brov\u00e9 a provozn\u00ed podm\u00ednky ov\u011b\u0159te je\u0161t\u011b p\u0159ed objedn\u00e1n\u00edm.<\/p>\n

Dokumenty ke sta\u017een\u00ed<\/h2>\n