220kV Class 31500kVA ~ 240000kVA Three-phase Triple-winding On-load Tap Changer Autotransformer Power Transformer
|
Rated capacity (kVA) |
Voltage combination and tap range |
Bonding Group Label |
Level 1 Energy Efficiency |
Level 2 Energy Efficiency |
Level 3 Energy Efficiency |
Capacity allocation (%) |
Short circuit impedance (%) |
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|
HV and tap range (kV) |
Medium voltage (kV) |
LV (kV) |
No-load loss (kW) |
Load loss (kW) |
No-load loss (kW) |
Load loss (kW) |
No-load loss (kW) |
Load loss (kW) |
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|
31500 |
220±8 × 1.25% 230±8 × 1.25% |
115 121 |
6.3 6.6 10.5 21 36 37 38.5 |
YNa0d11 |
11 |
92 |
13 |
92 |
16 |
97 |
100/100/50 |
High-Medium 8 to 11 High-Low 28-34 Medium-Low 18~24 |
|
40000 |
13 |
113 |
16 |
113 |
19 |
119 |
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|
50000 |
15 |
134 |
18 |
134 |
22 |
142 |
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|
63000 |
18 |
161 |
21 |
161 |
26 |
170 |
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|
90000 |
22 |
211 |
26 |
211 |
32 |
222 |
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|
120000 |
10.5 21 36 37 38.5 |
28 |
263 |
33 |
263 |
41 |
277 |
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|
150000 |
33 |
311 |
39 |
311 |
48 |
329 |
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|
180000 |
37 |
358 |
44 |
358 |
54 |
378 |
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|
240000 |
46 |
462 |
54 |
462 |
66 |
487 |
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Note: 1. The data listed in the table is applicable to the products with step-down structure;
2. Transformers with various special parameters and performance can be manufactured according to user requirements.
