Reference list of Relay Protection and Automation Systems

Orenburg TGC, OJSC, Kargala CHP

  •  Replacement of the coupling transformer 1T 110/6kV by the microprocessor protection produced by SPC Ekra.

OGK-5, OJSC, Sredneuralskaya GRES

  •  Replacement of the automatic synchronous couplers  of the generators № 9, 10, 11 by the  microprocessor  automatic synchronous couplers SYNCHROTACT5 produced by ABB.

Chemical weapons destruction plant “Kambarka”, Federal Budget Establishment – Military Unit 70855, the branch of Military Unit 35776

  •  Maintenance service of relay protection equipment of grids. Maintenance service of uninterruptible power supplies.

Bashkirenergo, OJSC, Karmanovskaya GRES

  •  Maintenance service of the outdoor switchgear of the autotransformer 500/121/38,61kV 1AT and the relay protection devices 1AT and 2AT for needs of the Federal Budget Establishment – Military Unit 70855 “Kambarka”
  •  Maintenance service of relay protection on the  high-voltage lines 110kV, “Zakamskaya 1”, 110kV “Zakamskaya 2” and bypass breaker for needs of the Federal Budget Establishment – Military Unit 70855 “Kambarka”

OGK-1, OJSC, Verkhnetagilskaya GRES

  • Supply of PV3-90M1 (Russian: ПВЗ-90М1) carrier current protection station

Ekaterinburg Electric Grid Company, OJSC

  •  Design and survey work on the replacement of the emergency conditions recording system at Arena SS and Nagornaya SS.

We performed the following work as a subcontractor:

  •  Energy overhaul company of OGK-5, OJSC. Replacement of U 100 8 (Russian: У 100 8) breakers  by SF6 circuit breakers at Sredneuralskaya GRES, OGK-5, OJSC.
  •  Energy overhaul company of OGK-5, OJSC. Relay protection of equipment of Unit 9 (with the installed capacity of 300MW) of Sredneuralskaya GRES
  •  Engineering company RER, OJSC. Reconstruction of the synchronizing circuit of the generators 1, 2 at Sredneuralskaya GRES, OGK-5, OJSC.
  •  Engineering company RER, OJSC. Current repair  at Sredneuralskaya GRES, OGK-5, OJSC.
  •  Reftelectromontazh, CJSC. Adjustment of temporary power  supply of dredge ships at the ash disposal area №2 of Reftinskaya GRES
  •  Association Uralproektmontazh-avtomatika, LLC. Adjustment of equipment at the fire pump station BNS-3 (Russian: БНС-3) of Reftinskaya GRES
  •  Electrouralspetsmontazh, CJSC. Adjustment and commissioning of AT-4 (Russian: АТ-4) relay protection of  the outdoor switchgear 500kV at Kirillovskaya SS with  the spur lines 500kV and 220kV.