
Jsm S9-200kVA/11kv Oil Immersion Transformer Distribution Transformer. 30-Year Guarantee: Comprehensive 30-year guarantee coverage for the transformer. Energy Saving Design: No load loss decreases 10.25%, load loss decreases 22.4% compared to S7 series. Oxygen Free Copper Coils: High and low voltage coils wound with oxygen-free copper for superior conductivity. High Short-Circuit Resistance: Advanced structure design ensures fine mechanical performance and high short-circuit resisting ability. Low Noise and Leakage: Features low power consumption, low partial-discharge, and zero leakage design. ISO9001 Quality System: Manufactured under strict ISO19001 quality standards with systematic data management. Advanced Simulation Design: Uses advanced software for electromagnetic and mechanical simulation to ensure reliability. Customizable Connection Groups: Available in Yyn0, Dyn11, Dyn5, or other custom connection groups.