Description
| Datasheet | ATESS HPS 50 |
| AC(Grid-connected) | |
| Apparent power | 55kVA |
| Rated power | 50kW |
| Rated voltage | 400V |
| Rated current | 72A |
| Voltage range | 360V – 440V |
| Rated frequency | 50/60Hz |
| Frequency range | 45~55/55~65Hz |
| THDi | ＜3% |
| PF | 0.8lagging~0.8leading |
| AC connection | 3/N/PE |
| AC(Off-grid) | |
| Apparent power | 55kVA |
| Rated power | 50kW |
| Rated voltage | 400V |
| Rated current | 72A |
| THDU | ≤2%linear |
| Rated frequency | 50/60Hz |
| Overload capability | 110%-10 mins 120%-1 min |
| DC(battery and PV) | |
| Max PV Open-circuit voltage | 1000 VDC |
| Recommended PV power | 50kWp |
| PV MPPT voltage range | 480VDC-800VDC |
| Recommended nominal battery voltage | 420V |
| Battery voltage range | 352-600V* |
| Max. charge/discharge power | 50kW |
| Max. charge/discharge current | 142A |
| General Information | |
| Protection degree | IP20 |
| Noise emission | <65dB(A)@1m |
| Environment temperature | -25 °C… +55 °C |
| Cooling | Forced-air |
| Relative humidity | 0 ~95% non-condensing |
| Maximum altitude | 6000m (derate over 3000m) |
| Dimension (W/H/D) | 950/1860/750mm |
| Weight | 620kg |
| Build-in transformer | yes |
| Transfer between on/off grid | Automatic≤10ms |
| Standby consumption | <30W |
| Communication | |
| Display | Touch screen |
| Communication interface | RS485/CAN |
| * Battery voltage is determined by the following equation: |
| Vmin = 352 x Vn/V1 , Vmax = (Vmpp – 100)*Vn/V2 , Vmax<600VDC |
| V1 is battery cell discharge cut-off voltage, V2 is battery cell boost charge voltage, Vn is battery cell nominal voltage. |
