Power Transformer (S-8000/ 69KV/25kv)

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