FGC UES To Upgrade Power Substation in Chelyabinsk Region

26 July 2017 (14:36)

UrBC, Yekaterinburg, July 26, 2017. Rosset’s Federal Grid Company United Energy Systems are currently upgradingg their 220-kilowatt Kunashak Power Substation in Chelyabinsk Region, the company press service reports.

The company technicians are repairing 35-to 220-kilowatt disconnecting switches and will replace the existing porcelain insulators with the ones made of polymeric materials. The goal is to ensure more reliable power supply to end users in Chelyabinsk and to increase the capacity of Chelyabinsk Power Station and Yuzhno-Uralskaya Power Station.

The substation had its protective relays and automation appliances renovated a bit earlier; also, new 220-kilowatt sulfur-hexafluoride circuit breakers were installed there, and a new busbar disconnector was introduced at the 220-kilowatt Kunashak-Shagol Line.

‘Kunashak Substation is an important link in the transit chain connecting Chelyabinsk and Yekaterinburg. The station turns 50 this year; it got expanded considerably in 1981 when an additional 63-MVA transformer unit got installed there, as got a 110-kilowatt outdoor switchgear. Also, seven new 10- to 110-kilowatt electric mains were built at the time,’ the press service says.

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