El Kontrol - Beginning
 
 
Name of Project: Rehabilitation of substation Burgas - substitution of equipment in the present 400 кV Open-yard Switchgear, enlargement of 400 кV Open-yard Switchgear, substitution of 110 кV, 31,5 кV and 20 кV circuit-breakers - dismantling, electrical installation and construction works
   
Contractor: ETRA-EL EOOD
   
Description: 400 кV Open-yard switchgear - primary commutation; secondary commutation and commissioning works, construction works and assembly of portal construction and metal structures for electrical equipment.
   
Lead in exploitation: 2011
   
Finished Activities:
▪ Primary commutation; local, emergency and security lighting of 400 кV Open-yard switchgear; Substitution of 110 кV, 31,5 кV and 20 кV circuit breakers - dismantling, electrical installation, grounding system; Substitution of AC and DC auxiliary panels, control panels, relay panels, control cabinets on the field in 400 кV Open-yard switchgear; substitution of 31,5кV condenser-type batteries;
▪ Secondary commutation and commissioning works;
▪ Construction works - rehabilitation of cable trays, new fence, building the foundations of portals and metal structures for equipment, building drain ditch and new cable trays;
▪ Assembly of portal construction and metal structures for electrical equipment.
   
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