| Used transformers with the following main technical data | : | 
                    
                                                  |  | 
                    
                                 
                  | Quantity | : 3 pcs | 
                    
                                 
                  | Brand | : HYUNDAI | 
                    
                                 
                  | Year of Manufacture | : 2007 | 
                    
                                 
                  | Application | : Power Transformer | 
                    
                                 
                  | Basic Transformer Concept | : oil-immersed, conservator tank | 
                    
                                 
                  | Tank Design | : Rigid tank, detachable cooling radiators | 
                    
                                 
                  | Number of Phases | : 3-phase | 
                    
                                 
                  | Rated Power | : 500 000 kVA | 
                    
                                 
                  | Method of Cooling | : OFWF (Forsed Water Cooling) | 
                    
                                 
                  | Voltage Ratio | : 300 000 / 20 000 V | 
                    
                                 
                  | Voltage Regulation | : OLTC in +-9 steps, see table below | 
                    
                                 
                  | Tapping Range | : OLTC in +-9 steps, see table below | 
                    
                                 
                  | Frequency | : 50 Hz | 
                    
                                 
                  | Temperature Rise (oil/wind) | : 60/65 K | 
                    
                                 
                  | Connection | : YNd1 | 
                    
                                 
                  | Total Transp. Weight | : 266 500 kg | 
                    
                                 
                  | Weight of Core and Coil | : 211 800 kg | 
                    
                                 
                  | Weight of Tank and Fittings | : 58 200 kg | 
                    
                                 
                  | Weight of Oil | : 74 9700 kg | 
                    
                                 
                  | Total Weight | : 344 970 kg | 
                    
                                                  |  | 
                    
                                                  |  | 
                    
                                                  | Full documentation (drawings, rating plate data etc.) is available and can be sent | 
                    
                                                  | upon request! | 
                    
                                                  |  | 
                    
                                 
                  | Table of Tapping Range | : | 
                    
                                                  | 1	320 850 / 20 000 V | 
                    
                                                  | 2	316 680 / 20 000 V | 
                    
                                                  | 3	312 510 / 20 000 V | 
                    
                                                  | 4	308 340 / 20 000 V | 
                    
                                                  | 5	304 170 / 20 000 V | 
                    
                                                  | R 6	300 000 / 20 000 V | 
                    
                                                  | 7	295 830 / 20 000 V | 
                    
                                                  | 8	291 660 / 20 000 V | 
                    
                                                  | 9	287 590 / 20 000 V | 
                    
                                                  | 10	283 320 / 20 000 V | 
                    
                                                  | 11	279 150 / 20 000 V | 
                    
                                                  | 12	274 980 / 20 000 V | 
                    
                                                  | 13	270 810 / 20 000 V | 
                    
                                                  | 14	265 540 / 20 000 V | 
                    
                                                  | 15	262 470 / 20 000 V | 
                    
                                                  | 16	258 300 / 20 000 V | 
                    
                                                  | 17	254 130 / 20 000 V | 
                    
                                                  | 18	249 960 / 20 000 V | 
                    
                                                  | 19	245 790 / 20 000 V |