3P670-252 Transformer by Instrument Transformer INSTRUMENT TRANSFORMER INC., CURRENT TRANSFORMER, RATIO 2500-5A. RF 1.0 ACC CLASS 0.3 B1.8, 50-400HZ 600V INS CLASS 10KV BIL, CAT# 3P670-252 New Surplus Inventory Code: D Make an Offer Send to a Friend Return To Electrical Transformers