... section, rectangular section, combined section, etc. transformer core winding machine for CRGO cores round section, trapezoidal section, rectangular ... , etc. Main technical data:1 Suitable core shape: plane & tridimensional2 Suitable core sections: round, trapezoidal, round+trapezoidal, ... ~800kVA 2) 3D: 30~1600kVA6 Position device: 1) Automatic positioning, min. strip width 8mm, max. strip width ...