| Customization: | Available |
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| Phase: | Three Phase |
| Type: | On-line |
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Frequency Three Phase Input Single Phase Output Ot10 15kVA Online Backup UPS Power
| Model | VT31 10KS | VT31 15KS | VT31 20KS | |
| Rated Power | 10kVA/9kW | 15kVA/13.5kW | 20kVA/18kW | |
| Input | Voltage Range | 207-475Vac 3P4W+G | ||
| Working Frequency Range | 40-70Hz (settable) | |||
| Input Power Factor | ≥0.95 | |||
| Output | Rated Voltage and Accuracy | 220Vac(1±1%) 1P2W+G | ||
| Output Frequency | 46-54Hz synchronize with mains power; 50Hz (Mains power between 40-46Hz and 54-60Hz ); 50Hz(Battery) | |||
| Rated Current | 45A | 68A | 91A | |
| Output Power Factor | 0.9 | |||
| Output Harmonic Wave | ≤3% (Full R load) | |||
| Crest Factor | 3:1 | |||
| Output Overload | 105%±5%<Load≤125%±5%: Convert to bypass output and alarm after 1min; 125%±5%<Load≤135%±5%: Convert to bypass output and alarm after 30s; Load>135%±5%: Convert to bypass output and alarm after 300ms. |
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| Conversion time between Mains Power and Battery | 0ms | |||
| Efficiency | >92% | |||
| Battery | Rated Voltage | 192Vdc | ||
| Quantity | 16 | |||
| Charging Current | 5.5A | |||
| Dimension (LxWxH) mm | 533x260x501 | |||
| Weight | 23kg | 32kg | 33kg | |
| Working Temperature | 0ºC-40ºC | |||
| Working Humidity | 20%-95% (non-condensing) | |||
| Noise | ≤60dB | |||
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