| Customization: | Available |
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| Application: | Power, Electronic, Rectifier |
| Core: | Core-type Transformer |
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| Technical parameters of S20-3150~31500/35 non-excitation voltage regulating transformer (secondary energy efficiency) | ||||||||
| Rated Capacity kVA |
Voltage combination and tap range | Vector Group | Load loss kW | load loss kW(75C) | No-load current% | Short circuit impedance% | ||
| high voltage kV |
High voltage tapping range | Low voltage kV | ||||||
| 3150 | 35~ 38.5 |
±5% ±2×2.5% |
3.15 3.3 6.3 6.6 10.5 11.0 |
Yd11 | 2 | 20.70 | 0.45 | 7 |
| 4000 | 2.3 | 24.60 | 0.45 | |||||
| 5000 | 2.8 | 28.20 | 0.45 | |||||
| 6300 | 3.4 | 31.50 | 0.45 | 8 | ||||
| 8000 | YNd11 | 4.7 | 34.60 | 0.35 | ||||
| 10000 | 5.7 | 40.80 | 0.35 | |||||
| 12500 | 6.5 | 48.40 | 0.30 | 8 | ||||
| 16000 | 7.9 | 59.20 | 0.30 | |||||
| 20000 | 9.4 | 71.60 | 0.30 | |||||
| 25000 | 11.1 | 84.60 | 0.25 | 10 | ||||
| 31500 | 13.1 | 100.80 | 0.25 | |||||
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