4ELEKTRO 3/2012Amper 2012 představí novinky největších lídrů v oboru (Terinvest, spol. s r. o.)...................................................................................8Kopos Kolín představí na veletrhu Amper (Kopos Kolín, a. s.)....................8Noark Electric zažije premiéru na veletrhu (Noark Electric Europe, s. r. o.).....................................................................9Siemens vystavuje na veletrhu Amper 2012 (Siemens, s. r. o.)...................10Sirius – novinky ve spínací technice pro průmyslové aplikace (Siemens, s. r. o.)..........................................................................................12ABB na veletrhu Amper 2012 (ABB s. r. o.)...............................................14Zcela nová architektura frekvenčních měničů optimalizuje využití každého kilowattu a maximalizuje výkon (ABB s. r. o.)..............................15Bezpečnostní požadavky v instalacích se zdroji nepřerušovaného napájení Eaton (Eaton Elektrotechnika, s. r. o.)..........................................17Nový hybridní regulátor jalového a činného výkonu pro fotovoltaické elektrárny – STELCOM-h (Elcom, a. s.)....................................................20Ochrana před bleskem a přepětím pro průmyslové aplikace se zaměřením na měniče frekvence (Dehn + Söhne GmbH + Co. KG.).....22Prostřeno od Lapp Group pro Eplan (Lapp Kabel, s. r. o.)..........................24Novinky z Koposu Kolín v roce 2012 (Kopos Kolín, a. s.).........................26Multimetry DMG a elektroměry DME (Lovato, spol. s r. o.).....................27Nová řada stykačů a relé (Hager Electro, s. r. o.)........................................28Příručka elektrotechnika: Jisticí přístroje (OEZ, s. r. o.).............................30Nové přístroje společnosti GMC – měřicí technika (GMC – měřicí technika, s. r. o.).................................................................32Noark Electric a stejnosměrné technologie (Noark Electric Europe, s. r. o.)....34Chytré elektroměry od ČEZ používá přes 30 tisíc domácností (ČEZ, a. s.)...................................................................................................36Dvojité nadproudové relé IL5201 pro zátěž do 50 A (OS-KOM, spol. s r. o.)................................................................................37Průmyslové konektory do každého prostředí (Schmachtl CZ, spol. s r. o.).........................................................................38Konfekciované flexibilní kabely ReadyCable® (Hennlich Industrietechnik, spol. s r. o.)......................................................40Distrelec na veletrhu Amper 2012 v Brně (Distrelec GmbH).....................41Neplánované přetoky mohou ohrozit i silné a vybalancované soustavy (ČEPS, a. s.)................................................................................................42Chraňte svou výrobu bezpečnou automatizací (Panasonic Electric Works Czech, s. r. o.)..............................................................................................44Správné a nesprávné metody chlazení transformátorů vn (Elpro-Energo, s. r. o.).................................................................................46Rok 2012 v klasické elektroinstalaci (ABB s. r. o., Elektro-Praga)............48Interoperabilita – nezbytnost v dalším vývoji projektů AMM (Landis + Gyr, s. r. o.).................................................................................51Jedenáct nových klešťových přístrojů z dílny Chauvin Arnoux na principu Eco Conception (GHV Trading, spol. s r. o.)............................52Firmy a domácnosti více třídí vysloužilá elektrozařízení (Ekolamp, s. r. o.).........................................................................................54LIST OF CONTENTSSEZNAM článků k veletrhu AMPER 2012Topic: Amper 2012 – 20th International trade fair of electrical engineering List of articles to the Amper fair 2012...........................................................4List of advertisers..........................................................................................5Fair Elektro – Articles to the Amper 2012.....................................................8Information..................................................................................................6Main ArticleMethodology for assessment of the last year of lifetime of power oil transformers.................................................................................................62News-in-briefCurrent information from home and abroad................................................65ReportsABB celebrates 20 years on the Czech market...........................................66ELKO EP was awarded for iNELS system in Moscow...............................66New KNX training centre in Zlin................................................................66SMA unveils its new micro-inverter............................................................66Inventors in National Museum....................................................................67Electrical engineering meeting in National technical museum...................68OEZ professional seminars more and more popular...................................68New lighting perspectives at the Light+Building fair.................................68Year 2012 – the Year of intelligent living....................................................68People and the ElektroMiroslav Šnobl, electro inspector................................................................67From Foreign PressIncreased electric currents in the protective conductor...............................69Electrical engineering practiceQuestions and answers from electrical engineering practice......................73Issue of reactive power control of photovoltaic plants................................75Intellectual propertyIndustrial law in practical terms (part 7).....................................................78Innovation, Technology, ProjectsWorld’s first aircraft with a serial hybrid electric drive system...................55Rittal presented itself at the Electron fair in Prague....................................56Market, Business, EnterprisePreparation of the spring Building Fairs Brno in full swing.......................58Power engineering at the Hannover Messe in the token of Chinese dragon..........................................................................................................59Technical Product InformationNew Bluemark and Thermomark printers in Phoenix Contact product range...61Adhesive Dissipator 745 increases life of LED...........................................61FB0 fuse-disconnectors from Lovato Electric.............................................61StandardizationNew standard ČSN 33 2000-5-52 ed. 2 (final part 2)..................................80New ČSN standards (122)...........................................................................83News10th professional conference ERU 2012......................................................85Educational agency Unit holds …...............................................................85Educational agency L. P. Elektro holds …..................................................85Lighting technology XXV conference and Electrical engineering seminar......85Educational agency ENS holds …..............................................................86Quality control measurement engineering conference................................86Seminar of Union of authorized experts......................................................86Electrotechnical Association of Czech holds ….........................................86Student competition Freescale Cup 2012....................................................86Professional LiteraturePublications of publishing house BEN – technical literature......................88Publications of Computer Press publishing house......................................88FCC Public publishing house presents one of its books ….........................88Publications of IN-EL publishing house.....................................................96ArchiveHistory of electrotechnical calculations for purposes of electrical shock prevention (part 4).............................................................................89Notable personalities of science and technology (part 12)..........................90RepetitoriumAutomotive electric equipment (part 12).....................................................91Lifelong educationExtraordinary event analysis after thunder stroke in the Czech territory in 2011.........................................................................................................92ODBORNÉ ČASOPISYOd 20. 3. 2012 také on-line na www.fccpublic.cz