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500 kV Preobrazhenskaya Substation of Main Power Systems of the Urals is Put in Operation

On July, 11, 2019, the 500 kV Preobrazhenskaya substation of Main Power Systems of the Urals was put in operation in Orenburg region.

Federal Grid Company of Unified Energy System

Main power system of the Urals (MPS Urals) are a branch of Federal Grid Company of Unified Energy System operating in Ural and Volga federal districts.

The service area of the branch counts 7 federal subjects with a population of about 17 million people.

MPS Urals ensures fault free operation of over 16 thousand km of power lines and 106 substations with total installed transformer capacity of 41.9 GVA.

MPS Urals provides electric connection between the unified power grid of Ural and power grids of the central regions of Russia, West Siberia, Mid Volga and Kazakhstan.

The interim Governor of Orenburg regions Denis Pasler and FGC UES’s Chairman Andrey Murov took part in the official opening ceremony.

The power facility with 501 MVA capacity will supply power to the oil company Orenburgneft, improve reliability of the region’s power system operation and transit between the Ural and the Volga, creating a capacity reserve for connecting new consumers.

The Preobrazhenskaya has become the largest investment project of the Federal Grid Company in the region since 2013. The new generation facility boasts modern power equipment. It has an implemented automated control system, relay protection and automation based on microprocessor hardware. The substation has digital equipment for revenue metering. Almost 85 % of the installed equipment is Russian-made.

The autotransformer group by Togliatti transformer is equipped with 500 and 220 kV Izolyator bushings — a physical result of a close and efficient cooperation of the two companies.

500 kV Preobrazhenskaya Substation of Main Power Systems of the Urals is Put in Operation

Launch ceremony of 500 kV S/S Preobrazhenskaya of Main Power Systems of the Urals. In the rear — Togliatti Transformer autotransformer, equipped with 500 and 220 kV Izolyator bushings

Based on FGC UES materials.