1st export to the USA. Through a public tender TTE wins the construction of a 200 MVA - 161/138 / 13,8 kV autotransformer in the Eufaula Dam Substation in Oklahoma, and of a 70 MVA -161 / 69 / 13.8 kV autotransformer in the Paragould Substation in Arkansas, both dependent of the Department of Energy of the United States. The amount of the operation was US $ 2 million. They were delivered in March 2011.