Company in the chemical business, 4 GSU transformer
Nameplate data of the transformer:
Power [MVA]: 47
Voltage [KV]: 34
Oil mass [Kg]: 12.000
Oil type: naftenico
Solution: Selective depolarization treatment (Chedcos) performed on-ste and on-load (transformer in service e fully load during the treatment).
The treatment has guaranteed DBDS < 10 mg/kg.
|DBDS [mg/Kg]||125||< 5|
|TAN [mg KOH/g]||< 0,095||< 0,01|