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ST 3KS Three-level detailed parameter table
| Capacity | 3KS/3000W Three-level |
| Model | ST 3KS Three-level |
ST 3KS Three-level input parameters
| Rectifier type | IGBT rectifier |
| The rated voltage | 220Vac |
| Input voltage range | 90-285VAC single-phase two-wire + ground wire |
| Input frequency range | 40Hz~70Hz(Adjustable) |
| Input power factor | ≥0.99 |
ST 3KS Three-level output parameters
| Rated output power | 3000VA / 3000 W |
| Rated output voltage | 220Vac (1±2%) single-phase two-wire + ground wire |
| Output frequency | 46-54Hz synchronous mains; 50Hz (mains between 40-46Hz and 54-60Hz); 50Hz (battery) |
| Way of working | Online |
| Output waveform | Sine wave |
| Conversion time | 0ms |
| Overload capacity | 105%±5%<load≤125%±5%: switch to bypass output and alarm after 50 seconds; 125%±5%<load≤150%±5%: switch to bypass output and warning after 25 seconds; load> 150%±5%: switch to bypass output and alarm after 300 milliseconds |
ST 3KS Three-level battery and runtime
| battery model | Maintenance-free lead-acid battery |
| DC voltage | 96Vdc |
| recharging current | 5.5A |
ST 3KS Three-level system parameters and standards
| Installation method | Tower |
| Overall efficiency | Up to 90% |
| Electromagnetic Compatibility | ICE/EN/AS 62040-1; CISPR 22 Class A |
| Surge protection | ICE/EN 62040-2, meet ICE/EN 61000-4-5 |
| Protection type | IP20 |
ST 3KS Three-level communication and management
| Interface port | RS232, optional Wedpower card, AS400 card |
| control panel | LED status indication |
| Audible alarm | Alarm once every 4 seconds when mains power fails: special low battery alarm once every second |
ST 3KS physical index
| W | 144.00 mm |
| D | 400.00 mm |
| H | 224.00 mm |
| weight | 6.7KG |
| colour | black |
ST 3KS Three-level environment
| working environment | 0 - 40 °C |
| Relative humidity | 20% - 95% |
| Operating height | 0-1500 meters |
| storage temperature | -5 - 45 °C |
| Storage relative humidity | 0 - 95% |
| Storage height | 0-1500meters |
| Audible noise at 1 m from the surface of the device | ≤50.00 dB |
ST 3KS Three-level warranty
| Standard warranty | Repair or replace within 3 years |