El Kontrol - Beginning
 
 
Name of Project: Reconstruction and modernization of Main Step-down Substation 2 (GPP-2) 110/15.75/6.3 kV on the territory of LUKOIL Neftohim Burgas AD
   
Contractor: The contract was assigned by LUKOIL Neftohim Burgas AD
   
Description: Project includes reconstruction of two cubicles in 110 kV Indoor Switchgear, and two outgoing feeders in 6 kV Indoor Switchgear of GPP-2 Substation. The aim of this reconstruction is to ensure power supply of a Heavy Residue Complex under construction on the territory of LUKOIL Neftohim Burgas AD.
   
Lead in exploitation: 12.2013
   
Finished Activities:
  1. Reconstruction of two cubicles in 110 kV Indoor Switchgear:
  • Dismantle of existing equipment in 110 kV Indoor SWG;
  • Installation of equipment in cubicles at 110 kV Indoor SWG: 110 kV SF6 circuit breaker, 110 kV feeder disconnector, 110 kV current measuring transformers, and bushings;
  • Delivery and mounting of steel structures;
  • Secondary commutation in 110 kV Indoor SWG: dismantle and refurbishment of control panels, relay panels, and electric meter panels;
  • Assembly, installation and connection of control switchboards at 110 kV terminal field;
  • Delivery, installation and connection of control cables;
  • Commissioning works;
  • Parameterizing and testing of relay protection.
  1. Reconstruction of two outgoing feeder cubicles in 6 kV Indoor Switchgear:
  • Dismantle of existing cubicles in 6 kV Indoor SWG;
  • Delivery and installation of support insulators and ring-core current transformers for earth protection;
  • Dismantle of existing current limiting reactors, installation of new ones and busbar installation;
  • Delivery and installation of 6 kV busbar, type examination passed;
  • Secondary commutation in 6 kV Indoor SWG: equipping of 6 kV SWG;
  • Delivery, laying and connection of control cables;
  • Commissioning works;
  • Parameterizing and testing of relay protection.
   
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