10kV S11/S13/S20 Three‑Phase Oil‑Immersed Distribution Transformer

Operating Conditions:
1. Altitude ≤ 1000m.
2. Maximum daily average temperature: +30℃.
3. Outdoor minimum temperature: –25℃.
4. Maximum annual average temperature: +20℃.
5. Seismic ground acceleration ≤ 0.2m/s².

Features:
1. Optimized core and coils with new materials and processes, high energy efficiency.
2. Stainless steel bolts on tank rim, clean and attractive appearance.
3. Fully sealed corrugated tank, no need for core lifting or maintenance.
4. Easy installation and low operating cost.

Key Technical Parameters:
Voltage levels: HV 6/6.3/10/10.5/11kV, LV 0.4kV.
Tapping range: ±5%, ±2×2.5%.
Connection symbol: Dyn11, Yyn0
Short‑circuit impedance: 4% (30‑630kVA), 4.5% (800‑2500kVA).
Capacity range: 30~2500kVA.
Energy efficiency classes: S11 (Grade 3), S13 (Grade 2), S20 (Grade 1).

Additional Information:

(Custom‑made to drawings, Production cycle of  10‑20 days)