S20 10kV 20kV 630kVA Oil Immersed Copper Winding Step Transformer Level 2 Energy Saving Low Loss Hermetically Sealed 3 50 60Hz

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S20 10kV 20kV 630kVA Oil Immersed Copper Winding Step Transformer Level 2 Energy Saving Low Loss Hermetically Sealed 3 50 60Hz


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Input Voltage 10 kV, 20kV Output Voltage 400 V Frequency 50 Hz, 60 Hz Phase Three Type Oil-Immersed Transformer Coil Number Two Windings Coil Structure Disc Coil, Fully Sealed Construction, Layer Coil Application Distribution System Energy Efficiency Level 2 (GB 20052) Winding Material Copper Vector Group Dyn11 Tank Type Hermetically Sealed Cooling Method ONAN Impedance […]


Input Voltage10 kV, 20kVOutput Voltage400 V
Frequency50 Hz, 60 HzPhaseThree
TypeOil-Immersed TransformerCoil NumberTwo Windings
Coil StructureDisc Coil, Fully Sealed Construction, Layer CoilApplicationDistribution System
Energy EfficiencyLevel 2 (GB 20052)Winding MaterialCopper
Vector GroupDyn11Tank TypeHermetically Sealed
Cooling MethodONANImpedance Voltage4.0% - 6.0%
CustomizedAcceptCapacity30kVA~2500kVA(Customizable)


Our website currently displays only a selection of our transformer products. If you are looking for specific models or need detailed technical information, please feel free to contact us. As a professional transformer supplier, China Loong Transformer Co., Ltd. is committed to providing tailored solutions to meet various application needs. Whether you require oil immersed transformers, dry type transformers, special transformers, or compact substations, our experienced team is ready to assist with product selection, customization, and technical support. Let’s work together to deliver reliable and efficient power solutions that drive your business forward.

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