TransformerChina Model S(B)13-(M)level 10kV 30kVA-2500kVA Three-phase Two-winding No-excitation Low-Loss Oil-Immersed Plane Coiled Core Voltage Distribution Power Transformer, Find details about China Substation Transformer, Power Supply Transformer from Model S(B)13-(M)level 10kV 30kVA-2500kVA Three-phase Two-winding No-excitation Low-Loss Oil-Immersed Plane Coiled Core Voltage Distribution Power Transformer