... 31500kVA Rated HV: 6,6.3,10,11,15,20,35kV Rated LV: 220,380,400,415, ... analysis was carried out for the core mould design, thus to greatly reduce noise level. Simulated ... process was carried out for HV winding mould design, thus to greatly improve product's anti-lightning ... low loss, rational structure, high quality material, scientific design, strict production technology and advanced test method. The ...