Transformer (Tm-25/10-0.4 Kv-U1 (Al/Al) Group Of Connecting Windings D/Un-11 - 2 Pcs Tm (Oil-Filled, With Expansion Tank) Presence Of A Voltage Regulation Annulus: Yes (5 Positions, 3 Nominal) Power: 25 Kva Hv Winding Voltage: 10 Kv Lv Winding Voltage: 0.4 Kv Group Of Winding Connections: D/Un-11 Climatic Version: U1