400T85MS2H Transformer by Square D

SQUARE D AUTO TRANSFORMER, 400 HP, TYPE MS2, 3 PHASE, 2 LUNG, STYLE # 13877-6, ILR 2876, VOLTS 460, 50/60 HZ, VOLTS 575, 60 HZ, PART # A5-1172-029-52, 80%-65%-50%, 220 c INS. SYSTEM FOR 150 c RISE.