The Hammond Power Solutions Y009PKCB3L0U is a versatile 9kVA autotransformer designed for general purpose indoor and outdoor applications. It economically matches system and machine operating voltages where isolation is not required, functioning as either a step-up or step-down transformer. Featuring a robust NEMA 3R enclosure, this 3-phase unit includes neutral terminals and standard side and rear knock-outs for convenient installation. Its convection-cooled, encapsulated design ensures reliable performance, making it an efficient solution for voltage correction needs in distribution systems.This is a 9 kVA, 3-phase autotransformer with a 600Y/480Y V AC primary and secondary voltage rating. It features a neutral connection and is housed in a NEMA 3R enclosure. The unit operates at 50/60 Hz and has a 180 deg C insulation rating. Its dimensions are 5.44 inches in length, 12.38 inches in width, and 11.13 inches in height, with a weight of 49.00 lbs. The transformer is convection cooled and encapsulated, with anti-vibration pads and a flexible copper grounding strap.