| General Features |
| Type | Online Three Phase (VFI) |
| Phases (IN-OUT) | 3-1 |
| Form Factor | Tower |
| Power Capacity | 20000VA / 18000W |
| Output Power Factor | 0.90 |
| Input |
| Input Voltage Range | Voltage Range single phase: 110-276VAC
Transfer Voltage Range based on Load percentage 100%/50%
Line low loss: 176VAC/110VAC (±3%)
Line low comeback: 186VAC/120VAC (±3%)
Line high loss: 276VAC (±3%)
Line high comeback: 266VAC (±3%)
Voltage Range three phase: 190-478VAC
Transfer Voltage Range based on Load percentage 100%/50%
Line low loss: 305VAC/190VAC (±3%)
Line low comeback: 322VAC/208VAC (±3%)
Line high loss: 478VAC (±3%)
Line high comeback: 461VAC (±3%) |
| Max THDi | ≤5% |
| Frequency Range | 45Hz – 55Hz or 54Hz – 66Hz |
| Frequency (Synchronized Range) | 45Hz – 55Hz or 54Hz – 66Hz |
| DC Input (PV) |
| Input Power Factor | ≥ 0.99 at full load |
| Output |
| Waveform | Pure Sine Wave |
| VA | 20000 |
| Load Crest Ratio | 3:1 |
| Nominal Output Voltage | 208/220/230/240 VAC |
| THDv | ≤2% @ 100% linear load, ≤5% @ 100% non-linear load |
| Frequency (Battery Mode) | ±0.05Hz |
| Output Power Factor | 0.90 |
| Input & Output Connectors |
| Input Connector | Terminal |
| Terminal Output | Yes |
| Technical Details |
| LINE Mode Efficiency [%] (Full Load) | 93.7 |
| Battery Mode Efficiency [%] (Full Load) | 92.0 |
| ECO Mode Efficiency [%] (Full Load) | 97.0 |
| Transfer Time (AC / Line Mode or Battery Mode to ECO Mode) [ms] | 0ms |
| Transfer Time (AC / Line Mode to Battery Mode) [ms] | 0ms |
| Transfer Time (ECO Mode to AC / Line Mode or Battery Mode) [ms] | 10ms |
| Transfer Time (Line Mode or Battery Mode to Bypass Mode) [ms] | 0ms |
| Load Crest Ratio | 3:1 |
| Additional Features | ECO Mode Available, Parallel Connectivity, REPO – Remote Emergent Power-Off, Dual Input Option, LCD Display, Input Breaker, Output Breaker, Battery Pack Available, Generator Compatible, HID – Human Interface Device |
| IEC 62040-3 classification | VFI-SS-111 |
| Batteries and Autonomy |
| Batteries | 2.0x24x 12.0V/9.0Ah |
| DC Voltage | 24x 12.0V |
| Recharge Time | 3h to 90% |
| Full Load Backup Time [min] | 5.3 |
| Half Load Backup Time [min] | 15.6 |
| Charger | 4A |
| External Battery Pack | Terminal |
| Recharge Time | 3h to 90% |
| Communication |
| Communication | USB Type B – for Monitoring Software, RS-232 |
| Software | WinPower |
| Parallel Operation [Units] | 4 |
| Management and Environment |
| Software | WinPower |
| Communication | USB Type B – for Monitoring Software, RS-232 |
| Noise Level | < 55dB |
| Fan Logic | Always on, automatic speed control |
| Temperature | 0°C – 45°C |
| Humidity | 0% – 95% RH (non-condensing) |
| IP | IP 20 |
| Logistics |
| Package Height [mm] | 1120 |
| Package Width [mm] | 475 |
| Package Depth [mm] | 815 |
| Package Weight [kg] | 201.0 |
| Product Height [mm] | 890 |
| Product Width [mm] | 350 |
| Product Depth [mm] | 650 |
| Product Weight [kg] | 188.0 |
| Package Content | Manual, Parallel Communication Cable, RS-232 Cable, USB Cable, UPS |
| Manual Languages | EN |
| EAN | 4260074975598 |
| Product Dimensions (DxWxH) [mm] | 650 x 350 x 890 mm |
| Package Dimensions (DxWxH) [mm] | 815 x 475 x 1120 mm |
