Inventory / GETRA 250 MVA 230/155 kV

#121 - GETRA 250 MVA 230/155 kV

Quantity : 1 pce
Brand : GETRA
Year of Manufacture : 2014
Condition : Surplus, unused
Application : Power Transformer
Basic Transformer Concept : Oil-immersed, conservator tank
Tank Design : Rigid tank, detachable cooling radiators
Number of Phases : 3-phase
Rated Power : 250 000 kVA
Method of Cooling : ONAF
Voltage Ratio (prim./sec.) : 230 000/ 155 000V
Primary Current : 627,6 A
Secondary Current : 931,2 A
Voltage Regulation : On-load tap changer (OLTC) in 23 steps
Tapping Range : See table below for tapping range
Frequency : 50 Hz
Connection : YNa0
Total Weight : ~177 000 kg
Weight of Oil : ~48 000 kg
Further documentation is available upon request!
Tapping Range :
-8. 139 500 V
-7. 141 400 V
-6. 143 400 V
-5. 145 300 V
-4. 147 300 V
-3. 149 200 V
-2. 151 100 V
-1. 153 100 V
0. 155 000 V
1. 156 300 V
2a. 157 600 V
2b. 157 600 V
2c. 157 600 V
3. 158 900 V
4. 160 200 V
5. 161 500 V
6. 162 800 V
7. 164 000 V
8. 165 300 V
9. 166 600 V
10. 167 900 V
11. 169 200 V
12. 170 500 V