|
Rated capacity kV · A |
Voltage combination level grading range |
Bonding Group Label |
No-load loss kW |
Load loss kW |
No-load current % |
Short circuit impedance % |
|
|
High pressure classification range kV |
Low voltage kV |
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|
31500 |
220±8×1.25% 230±8×1.25% |
6.3 6.6 10.5 21 36 37 38.5 10.5 21 36 37 38.5 66 69 |
Ynd11 |
17 |
115 |
0.57 |
12 to 14 |
|
40000 |
20 |
134 |
0.57 |
||||
|
50000 |
24 |
161 |
0.53 |
||||
|
63000 |
28 |
188 |
0.53 |
||||
|
90000 |
35 |
246 |
0.45 |
||||
|
120000 |
43 |
304 |
0.45 |
||||
|
150000 |
51 |
360 |
0.41 |
||||
|
180000 |
59 |
413 |
0.38 |
||||
|
120000 |
45 |
303 |
0.45 |
||||
|
150000 |
53 |
355 |
0.41 |
||||
|
180000 |
62 |
406 |
0.38 |
||||
|
240000 |
77 |
504 |
0.3 |
||||
|
Note 1: Low voltage 35kV transformers are also available upon request. Note 2: When the annual average load rate of the transformer is about 50%, the highest operating efficiency can be obtained by using the loss values in the table. |
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