Zaporozhtransformator

General information

• The company was established in 1947 as Zaporozhye Transformer Plant for providing the USSR booming electricity industry with High Voltage power transformers. In 1994, due to a privatization process, the enterprise became Zaporozhtransformator Joint Stock Company.
• ZTR production capacity - 60 000 MVA per annum.
• Total plant area - 700 000 sq.m., production area - 230 000 sq. m.
• Historical maximum production output – 70 000 MVA p.a. was reached in 1988.
• 564 transformers with a total capacity of 50 300 MVA were produced in 2012.
• The Management System is certified to International standards ISO 9001:2008, ISO 14001:2004, OHSAS 18001:2007.
• ZTR supplies 86 countries worldwide.
• The company has representative offices in Moscow and Almaty.

  Joint ventures

History

• 1947 – Commencement of construction of Zaporozhye transformer factory
• 1949 – Production of the first transformer 1000 kVA 10 kV
• 1955 – Production of the first single-phase transformers rated for voltage 400 kV and power 90 MVA for the transmission line of HPP Kuybishevskaya, Moscow
• 1960–1969
• *Production of series of 250 MVA autotransformers rated for power up to and the transformers up to 400 MVA, 330 kV
• *Production of the first three-phase autotransformer 250 MVA, 500 kV, equipped with in-built on-load tap changer;
• *Production of the first converter transformer 90 MVA for DC transmission line ± 400 kV, Volgograd – Donbas
• *Production of the world-first single-phase autotransformer rated for voltage class 750 kV, 417 MVA, 750/500 kV for experimental transmission line Konakovo–Moscow
• *Production of transformers 206 MVA, 500 kV and autotransformers 167 MVA, 500/220 kV for Aswan hydraulic complex
• *Production of high-capacity power transformer 630 MVA, 220 kV for Krasnoyarskaya Hydro Electric Power Station
• 1970–1979
• *Production of experimental transformer 210 MVA, 1140 kV for AC transmission line 1200 kV;
• *Production of autotransformer 267 MVA, 500/220 kV equipped with on-load tap changer in 220 kV line
• *Production of transformer rated for 1000 MVA, 330 kV for operation as a unit with generator 800,000 kW at CPP Slavyanskaya,
• *Production of three-phase autotransformer 560 MVA, 330/110 kV for substation “Coventry”, ;
• *Production of single-phase autotransformers for industrial transmission lines rated for new voltage class 750 kV: 333 MVA, 750/330 kV and 417 MVA, 750/500 kV
• *Production of the first converter transformer 175 MVA as well as the first smoothing reactor 1200 А, 4 Gn for DC transmission line ±750 kV, Ekibastuz-Centre
• *1977 - Production of 100000-th transformer stating from the company startup, namely three-phase transformer 1 000 MVA, 330 kV for CCPP Uglegorskaya, ;
• *Development and introduction of unified series of single-phase on-load tap changers for the main network transformers rated for power 63–250 MVA;
• *Production of super-power three-phase transformer 1250 MVA, 330 kV for NPP Uzhnoukrainskaya
• *Production of autotransformer 667 MVA, 1150/500 kV;
• *Production of single-phase step-up transformers 417 MVA, 750 kV for 1000 MW units at Leningrad NPP;
• *Production of single-phase step-up transformers 533 MVA, 500 kV purposed for operation in unit with two generators rated for 640 MW each, HPP Sayano-Shushenskaya, as well as for thermal power plants – with generators 1 200 MW
• 1980-1989
• *Production of transformer rated for power 1 000 MVA, 500 kV, purposed for operation in unit 800 MW at CPP Ryazanskaya,
• *Development of equipment complex for DC transmission line 1500 kV: converter transformers 320 MVA rated for voltage ±400 and ±750 kV, equipped with power winding 500 kV
• *Production of single-phase unit transformer 417 MVA, 1150 kV
• *Production and successful testing as for short-circuit stability of step-up transformers: single-phase unit 333 MVA, 750 kV and three-phase unit 666 MVA, 500 kV
• *ZTR reached a historical maximum of annual production output exceeding the figure of 70 000 MVA
• 1990-1999
• *Implementation of quality management system corresponding to ISO 9001 standard
• *Production of single-phase shunt reactors 110 MVAr for transmission line 750 kV,, as well as shunt reactors 33.3 MVAr, 400 and 500 kV
• *Production of the first three-phase controlled shunt reactor 25 MVAr, 110 kV;
• *Single-phase transformer 62,5 MVA, 163 kV and three-phase transformer 63 MVA, 154 kV were successfully tested for dynamic stability in test center KEMA
• 2000-2013
• *Development and production of control and monitoring systems;
• *Production of single-phase autotransformer 500 MVA, 765/345 kV with voltage regulation in 345 kV line, of shunt reactor 120 MVAr, 800 kV, of three-phase controlled shunt reactor 100 MVAr, 220 kV of fundamentally new design;
• *Production and supply of the 15 power transformers and autotransformers to Boguchanskaya Hydro Power Plant, Russia
• *Production of the first single-phase autotransformers 267 MVA, 400/230 kV, having transverse regulation in 220 kV line for Bulgaria
• *Production and commissioning of the controlled shunt reactor rated for power 180 MVAr, 330 kV
• *Setting-up of representative offices in Moscow, Almaty
• *Production of phase-shifting transformer 400 MVA, 220 kV for Kazakhstan
• *Large-scale modernization of the production and testing facilities was carried out. The volume of investments in renovation exceeded $80 mil.;

  Fields of products application

Electricity companies

• Power Generation Plants
• *Hydro
• *Heat
• *Nuclear
• *Solar
• *Wind
• *Geothermal
• Transmission grids
• *110–765 kV substations
• Distribution networks
• *35–150 kV substations

  Industrial companies

• Oil&Gas
• Metallurgy
• Mining
• Railway

  2022 Nationalisation