Customization: | Available |
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Phase: | Single Phase |
Type: | On-line |
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Small Size 1KVA 2KKVA 3KVA Online Backup UPS Power Supply
Model | ST 1KVA | ST 1KS | ST 2KVA | ST 2KS | ST 3KVA | ST 3KS | |
Rated Power | 1kVA/0.9kW | 2kVA/1.8kW | 3kVA/2.7kW | ||||
Input | Voltage Range | 90-285Vac 1P2W+G | |||||
Working Frequency Range | 40-70Hz (settable) | ||||||
Input Power Factor | ≥0.99 | ||||||
Output | Rated Voltage and Accuracy | 220Vac(1±2%) 1P2W+G | |||||
Output Frequency | 46-54Hz synchronize with mains power; 50Hz (Mains power between 40-46Hz and 54-60Hz ); 50Hz(Battery) | ||||||
Rated Current | 4.5A | 9.1A | 13.6A | ||||
Output Power Factor | 0.9 | ||||||
Output Harmonic Wave | ≤4% (Full R load) | ||||||
Crest Factor | 3:1 | ||||||
Output Overload | Overload pre-warning :100%±2%<Load Output warning:102%±2%≤Load≤110%±2%: Convert to bypass mode and alarm after 30mins; Output warning:110%±2%<Load≤130%±2%: Convert to bypass mode and alarm after 10mins; Output warning:130%±2%<Load≤150%±2%: Convert to bypass mode and alarm after 30s; Convert to bypass mode and alarm after 200ms, Load>150%±2% |
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Conversion time between Mains Power and Battery | 0ms | ||||||
Efficiency | ≥90% (Normal mode) | ||||||
Battery | Rated Voltage | 24Vdc | 36Vdc | 48Vdc | 72Vdc | 72Vdc | 96Vdc |
Quantity | 2 | External | 4 | External | 6 | External | |
Charging Current | 1A | 5.5A | 1A | 5.5A | 1A | 5.5A | |
Dimension (LxWxH) mm | 280x144x230 | 400x144x230 | 425x190x328 | 400x144x230 | |||
Weight | 7.8kg | 4.2kg | 13.3kg | 6.4kg | 23.4kg | 6.5kg | |
Working Temperature | 0ºC-40ºC | ||||||
Working Humidity | 20%-95% (non-condensing) | ||||||
Noise | ≤50dB |