DD-250 CT by Allis Chalmers ALLIS CHALMERS CURRENT TRANSFORMER TYPE DD RATIO 250:5 A HEIGHTH 6 3/4" WIDTH 6 3/4" WINDOW WIDTH 4 1/2" CAT# DD-250 Reconditioned Inventory Code: A Make an Offer Send to a Friend WEIGHT: 18 HEIGHT: 6 3/4" WIDTH: 6 3/4" WINDOW WIDTH: 4 1/2" TYPE: DD RATIO: 250:5 WHSE: BSK# 10 Return To Electrical Transformers