References 2010

Substation projects of the national grid carried out for the order of the Hungarian Transmission System Operator Company (MAVIR Zrt.)
Description
Construction of Bicske 400/120 kV
Completion additonal tasks arising during the construction of Bicske 400/120 kV substation
Construction of Gönyű 400 kV substation
Sajószöged substation: replacement of 220 kV disconnectors
Zugló substation:  replacement of 220 kV disconnectors
Szombathely 400/120 kV substation: field enlargement, construction of the receiving fields for “Bécs” power line
120 kV primary and secondary reconstruction of  Debrecen 220/120/35/20/10 kV substation
Completion works of the reconstruction of Sajószöged 400/220/120 kV substation
400 kV enlargement of Szolnok 220/120 kV substation
Detk substation: replacement of 220 kV disconnectors
Power line projects of the national grid carried out for the order of the Hungarian Transmission System Operator Company (MAVIR Zrt.)
Description
Installation of the Albertirsa–Martonvásár 400 kV power line system 2
Reconstruction of the foundations of the Detk–Szolnok 220 kV power line
Reconstruction of the foundations of the Martonvásár–Litér 400 kV power line
Replacement of the bundle spacers of the Albertirsa–Békéscsaba 400 kV power line
Construction/installation works of the Martonvásár–Bicske 400 kV power line
Construction/installation works of 400 kV power line between Gönyű KCE–(Győr–Litér) splitting points
Construction/installation of Pécs–Hungarian border(–Ernestinovo) power line
Corrosion protection of the supporting structures of Győr–Hungarian border(–Wien) 400 kV power line
Completion of construction/installation works Szombathely–Hévíz 400 kV power line
Reconstruction of the foundations of the Győr–Litér 400 kV power line
Reconstruction of the foundations of the Paks–Litér 400 kV power line
Insulator replacement of the Hévíz–Toponár 400 kV power line
Reconstruction and standardization of power lines owned by MAVIR necessiated by the construction of Motorway M0 Sector South
Power plant projects ordered by the Paks Nuclear Power Plant (Paksi Atomerőmű Zrt.)  
Description
Purchase and replacement of a block transformer
Heavy current and installation maintenance tasks
Welding, technological pipe fitting and steel structure maintenance works
Secondary and electrical protection reconstruction of field 3 of 400/120 kV
Maintenance of safety valves and primary and secondary pipelines
Reconstuction of the inducing systems of turbo generators type TVV-221
Replacement of the speed regulating and control system of diesel engines in units 3–4.
Reconstruction of the safety cooling system of units 3–4.
Chemical activities
Mechanical maintenance of rotors
Mechanical maintenance of the reactor and primary and secondary equipment
Alteration and comissioning of the security access control points
Reconstruction of the Radiation Control System
Reconstruction of the Electronic Dispatcher Center
Replacement of 400/120 kV disconnector of marked 3 KT
Architectural building service works
Control engineering maintenance works
Electrical protection reconstruction of turbo generator type TVV-221
Maintenance of elevators
Special electrical tasks
Modernization of settlement metering for 400 kV substation
Renewal and replacement of the SF6 disconnectors of the connecting link “ÖT” of 400 kV substation
Development of measuring system to manage severe accident
Replacement and dynamic balancing of blades of low pressure rotors of turbines of unit 4
Replacement of accumulators 30EE01-5
Reinforcement and exchange of the valves of the pipelines marked TG of the borated water storage tanks (unit 1–4.)
Independent electricity supply of safety valves TK
Core catching in case of beyond design basis accident
Electrical substance protection works
Orders of the electricity suppliers
Description Customers
Busbar installaton and extension for the Pécs-Kertváros substation E.ON Dél-dunántúli Áramhálózati Zrt.
Splitting of the Kiskunhalas MÁV–Kiskundorozsma 120 kV power line EDF DÉMÁSZ Hálózati Elosztó Kft.
Reconstruction of Szerencs substation ÉMÁSZ Nyrt.
Secondary reconstruction of Zugló 120 kV substation ELMŰ Hálózati Kft.
Splitting of the Kecskemét–Lajosmizse 120 kV power line for providing the electricity supply of the Mercedes factory EDF DÉMÁSZ Zrt.
Electric technological works of Nyírbogdány 132/22 kV substation E.ON Tiszántúli Áramhálózati Zrt.
Developing of Rákhegy 120/35/6 kV substation into 20 kV feeding point E.ON Tiszántúli Áramhálózati Zrt.
Other orders
Description Customers
Electrification of Bajánsenye (Hungarian border)–Boba railway line Vasútvill Kft.
Rebuilding of Zalaegerszeg traction substation Siemens Zrt.
Enlargement of the E.ON. substation in Körmend GYSEV Zrt.
120 kV developmnet of Ajka Gas Turbine Power Plant GEA EGI Zrt.
Construction of 400 kV site switchgear of Gönyű power plant E.ON Erőművek Kft.
Treatment by water blow-down of the flow between the primary-secondary (PRISE) of the steam generator of unit 1–4 of Paks Nuclear Power Plant Transelektro Kft.
Operation of electricity supply system of MOL Danube Refinery Mol Nyrt.
Enlargement of TVK receving station 1-2 TVK Nyrt.
35 kV reconstruction works of Detk substation Mátrai Erőmű Zrt.
Industrial steel structure manufacturing
Description Customers
120 kV steel lattice pylons (Mórahalom–Zsana) EDF DÉMÁSZ  Zrt.
Strutting of substation structures (Prutz) Alpine Energie GmbH, Austria
110 kV steel lattice pylons (Baumgartenberg–Wallsee) Cteam, Ausztria
Steel structures of Bicske 400/120/18 kV substation MAVIR Zrt.
110–380 kV steel lattice pylons EGE Spol. s. r.o., Czech Republic
Steel structures of Zugló 220/120 kV substation MAVIR Zrt.
110 kV steel lattice pylons (Waakirchen–Bad Tölz) E.ON Netz GmbH, Germany
120 kV steel lattice pylons (Kimle–Mosonmagyaróvár, item 1) E.ON Észak-dunántúli Áramhálózati Zrt.
110 kV steel lattice pylons (Hessenberg) LTB Leitungsbau GmbH, Germany
Wemag 110 kV steel lattice pylons (Neustadt–Glewe) LTB Leitungsbau GmbH,  Germany
380 kV steel lattice pylons  (Freiber Nord) 50 Hertz GmbH, Germany
Steel structures of air cooling systems Hamon D’Hondt, France
110 kV steel lattice pylons EnBW Regional A.G., Germany
400 kV steel lattice pylons (Albertirsa–Martonvásár) MAVIR Zrt.
110 kV steel lattice pylons (Nürnberg–Ebersfeld BL DB) LTB Leitungsbau GmbH Germany
110 kV-os steel lattice pylons (Vördern–Horn) E.ON Netz GmbH, Germany
Steel structures of air cooling systems Hamon D’Hondt,  France
Strutting of the steel structures of 150–170 kV networks Fabricom GTI, Belgium
Steel structures of a 380 kV substation (Bisamberg II.) Pöyry Energy GmbH, Austria
Parts of 110 kV steel lattice pylons (Görries–Wittenburg) LTB Leitungsbau GmbH, Germany
Steel structures of 220/110 kV substation (Ausbau) Pöyry Energy GmbH, Austria
110 kV steel lattice pylons  (Garenfeld–Iserlohn) SAG GmbH, Germany
Substation steel structures (Wallsee II.) Pöyry Energy GmbH, Austria
400 kV steel lattice pylons EGE Spol s. r.o., Czeh Republic
Strutting of steel lattice pylons MARSTEEL s.r.o. Slovakia
Strutting of steel lattice pylons SAG Hungary
110 kV steel lattice pylons EGE Spol. s. r.o., Czech Republic
132 kV steel lattice pylons  (Nyírbogdány) E.ON Tiszántúli Áramhálózati Zrt.
Steel structures SAW GmbH., Germany
2×110 kV steel lattice pylons (Kosice–Lemesany) VSE a.s. Slovakia
Steel structures of a 120 kV substation (Szolnok Industrial Park) MAVIR Zrt.
110 kV steel lattice pylons (Güstrow–Wismar) LTB Leitungsbau GmbH, Germany
110 kV steel lattice pylons  (Güstrow–Wismar) SAG GmbH, Germany
400 kV steel lattice pylons Martonvásár–Győr) MAVIR Zrt.
110 kV steel lattice pylons (Sarasdorf) Cteam, Austria
110 kV steel lattice pylons (Schkopan–Weimar) ENACO GmbH, Germany
Steel lattice pylons (Kruckel Volmarstein) SAG GmbH, Germany
110 kV steel lattice pylons (München–Ost Aufkirchen) ENACO GmbH, Germany
Transportation projects
Descripton Customer
Antwerpen–Bodrogkeresztúr–Kazincbarcika: shipping and road transport of a 140 tonne hydrochloric acid reactor BorsodChem Zrt.
Paks–Bukarest–Paks: transportation of the turbine rotors of the Paks Nuclear Power Plant Paksi Atomerőmű Zrt.
Tápiószele–Schifflange: Rail transport, shipping, road transport and placing on foundation of a 114 tonne transformer CG Electric Systems Hungary Zrt.
Tápiószele–Bicske: rail and road transport of a 218 tonne transformer CG Electric Systems Hungary Zrt.
Gönyű–Ajka: transportation and placing on foundation of three pieces of power plant equipment totalling 191 tonne Centrax Ltd.
Telecommunication projects
Description Customer
Construction of optical substructure network in Nyíregyháza MVM Zrt.
Installation optical ADSS cable on Kimle 120 kV power line MVM Zrt.
Távközlési berendezések telepítéséhez a helyszínbiztosítás elvégzése MVM Zrt.–National Information Infrastructure Development Institute
Installation and comissioning WDM network MVM Zrt.–National Information Infrastructure Development Institute
Construction of optical substructure network in Sopron GTS Datanet
Modernization of telecommunications network of system operation MAVIR Zrt.