| Model | S3KS |
| Phase | 1 phase 2 wire+PE |
| Capacity | 3kVA/2.4KW |
| Input | |
| Nominal Input Voltage | 220/230/240VAC |
| Input Voltage Range | 110V-300V@Halfload |
| 176V-300V@Full Load | |
| Input Frequency Range | 40-70Hz |
| Input Power Factor | 0.99@Full load |
| Output | |
| Output Voltage | 230V(208/220/240/Selectable) |
| Voltage Regulation | 1% |
| Output Frequency (Sync.Mode / Bat.Mode) | 47Hz-53Hz; 57Hz-63Hz / 50Hz+/-0.05Hz 60Hz+/-0.05Hz |
| Output THDv% | 1.5% linear Load 4.5% Non-linear Load |
| Output Waveform | Pure Sinewave |
| Transfer Time | |
| Line mode -- Bat Mode | 0ms |
| Inv -- Bypass Mode | <4ms |
| Efficiency | |
| AC--AC | 91% |
| ECO | 96% |
| Battery Mode | 89% |
| Battery & Charger | |
| Battery Voltage/Capacity | 72V / 96V external BAT |
| Battery Type | Valve Regulated Maintenance Free Lead Acid (VRLA) for Standard Model with internal battery |
| Recharge time | Subject to external BAT |
| Max recharge current | 6A |
| Floating charge Voltage | 81.8V/109.2V |
| Display | |
| Display | LED/LCD |
| Buzzer Alarm | Bat.Mode/Bat.Low/OverLoad/Fault |
| Physical | |
| Dimension | 145(W)*220(H)*328(L)mm |
| Weight | 10.8kg |
| Environment | |
| Humidity | 5-97%(Non condensing ) |
| Operating Ambient temperature | 0-40℃ |
| Communication Port | NS232/SNMP(option)/USB(option) |
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