POTENTIAL TRANSFORMER; TRANSFORMER TYPE: DRY; PHASE NUMBER:, THREE- PHASE ; POWER: 2500/1250KVA; PRIMARY VOLTAGE: 6600V;, UNDERGROUND VOLTAGE :720V; OPERATING FREQUENCY: 60HZ; INSULATION VOLTAGE: 12/28/75/3, , 6/10/40KV; TEMPERATURE CLASS: F; COOLING: NATURAL AIR; PROTECTION DEGREE: IP31; STANDARD: NBR 10295; WIDTH: 2.742MM; HEIGHT:, 3,210MM; DEPTH: 1,742MM; WEIGHT: 6,000KG; REFERENCE / MANUFACTURER:, TTR-A 104651/SEA TRASFORMATORI