Tag: C3
20
Feb
2014
Sea Marconi brings to CUGRE in Uruguay the solutions to C3 oil corrosion
In the city of Salto (Uruguay) on 10, 11 and 12 November 2013 the International Power Transformer Workshop organised by CUGRE (Comite Uruguayo De Grandes Redes Electrica), the Uruguayan CIGRE took place. Sea Marconi has been invited to the event as international expert on the phenomena of degradation of the insulating liquids, on the topic of corrosion in general and in particular on the type C3Read more
Removal of corrosive sulfur from by-products of sulfur combustion (C3) Uruguay 2010
Scenario Uruguayan utility October 2012: Failure 2 weeks after a reclaim treatment with fuller earth (performed by a local operator). Nameplate data of the transformer: Transformer: grid transformer with OLTC Namufact.: xxx Year: 1977 Power [MVA]: 425 Voltage [KV]: 500 Oil mass [Kg]: 58.000 Oil type: YPF65 paraffinic oil not inhibited Evidence of electrical arc on the contacts of the selector Analysis and diagnosis (byRead more