Product Parameters
Technical parameters:
Rated Capacity(MVA): |
40 |
Voltage ratio HV(KV): |
69 |
Voltage ratio LV(KV): |
6.3 |
Voltage ratio HV Tapping Range(kv): |
± 2 x 2, 5% |
Connection symbol: |
YND11 |
No-load Loss(KW): |
36.8 |
No-load Current(%): |
0.4 |
Full-load Loss(KW): |
148.9 |
Impedance(%): |
9 |
Reference Temperature |
° C |
75 |
No-Load Losses at Principal Tapping: |
W |
9.0 kW |
Looses of Cooling Fan System |
W |
/ |
Insulation Levels (LI/AC): |
LI325AC140/LI125AC55 |
No Load Current: |
@ Un |
% In |
0.56 |
@ 1.05 Un |
% In |
0.68 |
Sound Level: |
dB |
< 67 |
Short Circuit Impedance at Principal Tapping: |
P/S |
% Un |
8~10% |
P/T |
% Un |
|
S/T |
% Un |
|
Reference Temperature |
° C |
75 |
Top Oil Temperature Rise: |
°C |
51K |
Average Winding Temperature Rise: |
°C |
64K |
Insulation Resistance (Reference Temperature = 20°C): |
HV/LV / |
Mohms |
≥1000 |
HV/GR - LV/GR - |
Mohms |
≥1000 |
Company Profile

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