
New Energy-Saving S13 Oil-Immersed Transformer with Dyn11 Connection. Three-Dimensional Wound Core: Features a symmetrical design with no air gaps for optimal magnetic circuit efficiency. Level 1 Energy Efficiency: Minimizes no-load and load losses, meeting national Level 1 energy conservation standards. Sealed Corrugated Tank Design: Isolates components from air and moisture for long-term, maintenance-free operation. Robust Environmental Adaptability: Endures extreme temperatures and high altitudes with optional biodegradable plant-based oil. High Overload Capacity: Ensures exceptional short-circuit resistance and reliable performance under stress. Full Customization Available: Supports customization from samples, designs, minor adjustments, and full custom requirements. Multiple Certification Standards: Certified with ISO9001, CCC, CE, ISO45001, and ISO14001 for quality and safety. 100% Finished Product Inspection: Includes visual and function inspection by 12 dedicated QA/QC inspectors.