Technical Specification:
Voltage: 6kV, 10kV class;
Voltage regulation: off circuit tap regulation;
Tapping range: ±5%, ±2X2.5%;
Capacity range: 30-2500kVA;
Frequency: 50Hz, 60Hz;
Phase: single phase and 3-phase;
Vector group: Yyn0 or Dyn11
Impedance voltage: in line with national standard or according to customer's requirements;
Operation environment: max.temperature for outdoor operation environment ≤ 40°C (or according to customer
requirements);
Cooling method: oil immersed ONAN;

35KV Oil-Immersed Distribution 
20kV(11KV) SZ11 Series three phases low lose oil-immersed on-load regulation distribution transformer(copper
winding)
Introduction
1.3Ph,HV:(6,6.3,10.5,11,15KV )  LV:(0.415,0.4,0.69 KV)
2,Rated Capacity:10kVA~20MVA
 
Transformer Standard
GB 1094.3-2003( IEC 60076-3-2000) 
 
Service Condition
1) Altitude: ≤1, 000m
2) Maximal ambient temperature: +40.C
3) Maximal daily average temperature: +30.C
4) Maximal annual average temperature: +20.C
5) Minimal ambient temperature: -25.C
6) Indoor or outdoor 
  



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Order Instructions
When you choose our company product, please offer following data:
Transformer model:                     
Rated capacity:                     kVA
Phase       :    Three-phase

• Single-phase

Frequency   :     50HZ

•  60HZ

Rated voltage ( H.V. / L.V. ):                
Tapping range: ±       ×       %
Insulation level: LI       AC       / LI       AC        kv
Veotor group:  Dyn11
             Yyno
             Other
Short-circuit Impedance:        %
Cooling method:  ONAN
                ONAF
Tapping method:  OLTC
                OCTC
                Other
Other requirement:                                            

Notes:

1. We also can design special products according to customer's particular requirements.
2. The final dimension is subject to outline drawing.

Thanks for choosing VILLE as your reliable partner and
please trust both of us will create a brilliant future!