WESTINGHOUSE SINGLE PHASE POTENTIAL TRANSFORMER, TYPE PT, RATED INS. CLASS 15L KV, FULL WAVE IMPULSE TEST- 95 KV, 50/60 Hz, PRI. VOLTS- 12470GY/7200, RATIO- 60:1, Style # 1483791-E or 1483791E148379E Transformer by Eaton, Cutler Hammer or Westinghouse