Inventory / 25 MVA 138/21,5 kV

#118 - 25 MVA 138/21,5 kV

Quantity : 1 pce
Brand : GE
Year of Manufacture : 2008
Condition : Second Hand
Application : Power Transformer
Basic Transformer Concept : Oil-immersed, conservator tank
Tank Design : Rigid tank, detachable cooling radiators
Number of Phases : 3-phase
Rated Power : 25000 kVA
Method of Cooling : ONAF
Voltage Ratio (prim./sec.) : 138000 / 21500 V
Primary Current : 116,2 - 105 - 95 A
Secondary Current : 671 A
Voltage Regulation : On-load tap changer (OLTC)
Tapping Range : see table below for tapping range
Frequency : 50 Hz
Connection : YNd11
Total Weight : ~69000 kg
Weight of Oil : ~23500 kg
Further documentation is available upon request!
Tapping Range :
1. 151 800 V
2. 150 420 V
3. 149 040 V
4. 147 660 V
5. 146 280 V
6. 144 900 V
7. 143 520 V
8. 142 140 V
9. 140 760 V
10. 139 380 V
11a. 138 000 V
11b. 138 000 V
11c. 138 000 V
12. 136 620 V
13. 135 240 V
14. 133 860 V
15. 132 480 V
16. 131 100 V
17. 129 720 V
18. 128 340 V
19. 126 960 V
20. 125 580 V
21. 124 200 V