ENERGO GROUP CANADA INC. AND ENERGO-GROUP D.O.O.. SARAJEVO BOSNIA AND HERCEGOVINA VROT-18 e – mail: [email protected] [email protected] BASIC FACTS ABOUT ENERGO-GROUP (EG) • Our factory facility is ISO9001:2000 certified with a manufacturing capacity of 5000 transformers a year of all types for voltages up to 35kV. Factory website: http://www.fmt.rs • The company’s R&D team of Electrical Engineers are constantly researching, developing and testing new transformers in our lab per special needs and requests and implementing new ideas and technologies • We have a long list of existing installation sites in different countries such as: England, Sweden, Denmark, Germany, Romania, Bulgaria, Greece, Croatia, Slovenia, Serbia, Montenegro, Bosnia and Herzegovina, Sudan, Estonia, India, Saudi Arabia, United Arab Emirates, South Africa… • All of our transformers and equipment are tested and certified to the latest standards in Europe, Asia and Africa such as: IEC, BS, VDE, DIN, ANSI, GOST, JUS. We are in process to get ULC and CSA approvals • For more information please visit Energo Group Canada Inc. website: www.egcanada.ca Few of EGC Products UNIQUE SMART DEVICE TYPE “VROT 18-X” FOR TRANSFER OF MAXIMUM POWER LOAD FROM STEP DOWN TRANSFORMER TO THE END OF LOW VOLTAGE LINE, ACTING AS A REPLACEMENT SOLUTION FOR SUB STATIONS (SS) 10(20)(33)/0.208kV,50kVA, IN THAT LOW VOLTAGE LINE DEVICE PHOTOGRAPH “VROT 18” MAIN TECHNICAL SPECIFICATION FOR DEVICE “VROT 18-1” • VROT -18 • • • • • • • • • • • • • - Input Voltage [V] : Output Voltage [V] Power load ratio [kVA] Maximal Voltage [kV] Test Voltage 50Hz, 1min [kV] Lighting impulse Voltage 1,2/50µs [kV] Current ratio [A] Transformer losses “Pcun [W]/Pfe[W] “ Transformer Power factor “cos φ” Mechanical Protection Ambient Temperature span: Operating Temperature: Installation: 1 208 120 ± 10% 12 1 3 6 100 150 / 60 0.97 IP 54 -55C to 75C up to 135C In any position BENEFITS OF “VROT 18 -1” USED IN LOW VOLTAGE SINGLE PHASE POWER LINES • THE END USERS HAVE ENERGY IN ACCORDING WITH EN 50160 • PRIMARY CURRENT IS 36% LESS THAN SECONDARY OUTPUT CURRENT, AND VOLTAGE DROP IS IN DIRECT FUNCTION OF PRIMARY CONDUCTOR IN COMPARISION WITH CLASSIC TRANSMISSION METHOD • POSSIBLE TO TRANSMIT 9 TIMES MORE LOAD FROM STEP DOWN TRANSFORMER TO THE END OF THE POWER LINE IN COMPARISON WITH CLASSIC TRANSMISSION METHOD , WITH THE SAME PARAMETERS OF LOW VOLTAGE LINES • POSSIBLE TRANSMISSION OF DISTANCES UP TO 9 TIMES LONGER THAN WITH CLASSIC TRANSMISSION METHOD, WITH THE SAME PARAMETERS OF LOW VOLTAGE LINES • POWER LOSS IN TRANSMISSION IS 60% LOWER THAN WITH CLASSIC TRANSMISSION METHOD, WITH THE SAME PARAMETERS OF LOW VOLTAGE LINES UNDER STANDARD EN 50160 • THERE ARE NO HARMONICS AND THERE IS BETTER PROTECTION OF POWER LINE BENEFITS OF “VROT 18 -1” USED IN LOW VOLTAGE SINGLE PHASE POWER LINES - CONTINUED • CONSERVATIVE ESTIMATE: 30% LOWER CAPITAL INVESTMENT THAN WITH STANDARD INDUSTRY PRACTICE • FAST, SIMPLE AND FLEXIBLE INSTALLATION OF VROT -18 • VROT -18 DOES NOT NEED LARGE SPACE FOR INSTALLATION AND NO MAINTENANCE REQUIREMENTS • SERVICE LIFE IS 20+ YEARS • WARRANTY IS 24 MONTHS FROM THE DELIVERED DATE TO THE END USER Example VROT 18-1 used in Europe INSTALLED VROT 18-1 • Nacin ugradnje INSTALLED VROT 18-1 • ugradnja Voltage results prior to installation of three phase VROT at Velika Gorica, Zagreb, Croatia, original document in Croatian (see red highlighted text translated in English) Faze L1, L2, L3 < 20 ms 20 < 100 ms 100 < 500 ms 0,5 < 1 s 1<3 s 3 < 20 s 20 < 60 s >= 1 min Prenapon>10% 1 - - - - - - - Propad<10 % - - - - - - - - 10 < 15 % 700 223 34 4 1 2 - - 15 < 30 % - 8 5 3 2 - - - 30 < 60 % - - 1 - - - - - 60 < 99 % - - - - - - - - Prekid - - - - - - 3 - Snimanje dogañaja izvan intervala –10/+10 % nominalne vrijednosti Broj prenapona: (NUMBER OF OVERVOLTAGES) 1 Broj propada: (NUMBER UNDER VOLTAGES) 983 Broj prekida: (NUMBER OF POWER BREAKS) 3 Ukupno dogañaja i prekida: (TOTAL) 987 > 100 Norma određuje mjerni period od sedam dana, odnosno 168 sati bez prestanka, a mjerni intervali unutar kojih se posmatraju pojedini parametri su trajanja 10 minuta (1008 10-min intervala u tjednu), osim za frekvenciju koja se posmatra u vremenskim isječcima od 10 s i napone signalizacije koji se posmatraju u vremenskim isječcima od 3 s. Norma postavlja fiksno one vrijednosti kao granične, koje ne smiju biti prekoračene 95 % vremena monitoringa (za frekvenciju je to 99,5 % vremena, a za napone signalizacije 99 % vremena). Propad/prenapon je svaki prelaz efektivne vrijednosti poluperiode napona izvan granice od 230 V ± 10 % (207-253 V). Prekid napona je pad efektivne vrijednosti poluperiode napona ispod Izvršeno od: mr.sc Irena Šagovac dipl.el.ing. HEP-ODS d.o.o. Zagreb, 05.10.2012 Krunoslav Đurašin, dipl.ing. Rukovoditelj Odjela za vođenje pogona HEP - OPERATOR DISTRIBUCIJSKOG SUSTAVA d.o.o. ELEKTRA ZAGREB,10000 ZAGREB, GUNDULIĆEVA 32 Pogon Velika Gorica, Tel: 01/6370058, INT: 273058 1 % nazivnog napona. Mob: 0038598/499900, VPN: 4837,Email: [email protected], www.hep.hr Voltage results after installation of three phase VROT at Velika Gorica, Zagreb, Croatia , original document in Croatian (see red highlighted text translated in English) Faze L1, L2, L3 < 20 ms 20 < 100 ms 100 < 500 ms 0,5 < 1 s 1<3 s 3 < 20 s 20 < 60 s >= 1 min Prenapon>10% 1 - - - - - - - Propad<10 % - - - - - - - - 10 < 15 % 700 223 34 4 1 2 - - 15 < 30 % - 8 5 3 2 - - - 30 < 60 % - - 1 - - - - - 60 < 99 % - - - - - - - - Prekid - - - - - - 3 - Snimanje dogañaja izvan intervala –10/+10 % nominalne vrijednosti Broj prenapona: (NUMBER OF OVERVOLTAGES) 26 Broj propada: (NUMBER UNDER VOLTAGES) Broj prekida: (NUMBER OF POWER BREAKS) 49 3 Ukupno dogañaja i prekida: (TOTAL) 78 < 100 Norma određuje mjerni period od sedam dana, odnosno 168 sati bez prestanka, a mjerni intervali unutar kojih se posmatraju pojedini parametri su trajanja 10 minuta (1008 10-min intervala u tjednu), osim za frekvenciju koja se posmatra u vremenskim isječcima od 10 s i napone signalizacije koji se posmatraju u vremenskim isječcima od 3 s. Norma postavlja fiksno one vrijednosti kao granične, koje ne smiju biti prekoračene 95 % vremena monitoringa (za frekvenciju je to 99,5 % vremena, a za napone signalizacije 99 % vremena). Propad/prenapon je svaki prelaz efektivne vrijednosti poluperiode napona izvan granice od 230 V ± 10 % (207-253 V). Prekid napona je pad efektivne vrijednosti poluperiode napona ispod Izvršeno od: mr.sc Irena Šagovac dipl.el.ing. HEP-ODS d.o.o. Zagreb, 05.10.2012 Krunoslav Đurašin, dipl.ing. Rukovoditelj Odjela za vođenje pogona HEP - OPERATOR DISTRIBUCIJSKOG SUSTAVA d.o.o. ELEKTRA ZAGREB,10000 ZAGREB, GUNDULIĆEVA 32 Pogon Velika Gorica, Tel: 01/6370058, INT: 273058 1 % nazivnog napona. Mob: 0038598/499900, VPN: 4837,Email: [email protected], www.hep.hr Allowed Voltage on sensitive devices at customers INSTALLED 3x VROT 18, THREE PHASE 50kVA, SOLUTION FOR SUBSTATION 10(20)/0.4kV, 50kVA METRIC DIMENSIONS - VROT 18 Type test for VROT 18 Maximum load transmission Number of cables Comparing distance
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