600V Class Commercial Potted Distribution Transformer HPS Fortress™ 10 year Available in single phase and three phase Aluminum Single Phase ratings from 50VA to 37.5kVA, Three Phase ratings from 2kVA to 75kVA All welded core construction made with high quality, high permeability silicon steel laminations Copper or aluminum windings, with terminations brazed, welded or bolted. Front accessible wiring compartment with high and low voltage lead wires or copper tabs. Wall mounting up to 45 kVA and floor mounting for all three phase units above 15 kVA. 60 Hz frequency (50/60 Hz on four single phase voltage groups) Warranty Phase Winding Material Rating Voltage Primary volts: 120 x 240, 208 x 416, 120/208/240/277, 240 x 480, 277, 277/480, 347/380, 600 Export model available. Core Coil Termination Heavy Duty Type 3R (Conduit knockouts on sides and rear). Encapsulated with electrical grade silica