| MODEL TYPE |
Accuby-4048T-ES |
Accuby-5048T-ES |
Accuby-5548T-ES |
| Rated output power |
4000W |
5000W |
5500W |
| PV INPUT: |
| Max. DC Power (@cosφ=1) total / per MPP Input |
4500 W / 2250 W |
5500 W / 2750 W |
6000 W / 3000 W |
| Number of Independent MPP Inputs / Strings per MPP Input |
2/1 |
| Norminal Input Voltage |
200Vdc |
| System Start-up Voltage |
116V ± 10V |
| Initial Feeding Voltage |
72Vdc ± 5% |
| Maximum PV Open Voltage |
250Vdc |
| Working Voltage Range |
60 (±5%) - 250 Vdc (-5%+0%) |
| MPP Voltage Range |
96 - 225Vdc |
| MPP Voltage Range（full power input） |
180-225Vdc |
| Shutdown Voltage |
<60Vdc |
| DC Connection |
Connector or SUNCLIX / MC4 (optional) |
| DC Switch |
Optional |
| EFFIECIENCY: |
| Max.Efficiency [PV-AC] |
96.0% |
| Max.MPP Efficiency |
99.9% |
| Max. Efficiency [Battery-AC] |
96.5% |
| Max. Efficiency [PV-Battery] |
96.0% |
| Max. Efficiency [AC-Battery] |
96.5% |
| UTILITY BYPASS INPUT(CHARGE+LOAD): |
| Input Phase |
Single phase |
| Input Voltage Waveform |
Pure sine wave (utility or generator) |
| AC start-up voltage |
120 - 140Vac |
| AC Input Voltage range |
170 - 260Vac |
| Low Line Disconnect |
170Vac±4% |
| Low Line Re-connect |
180Vac ±4% |
| High Line Disconnect |
253Vac±4% |
| High Line Re-connect |
243Vac±4% |
| Max AC Input Voltage |
262Vac |
| Max. AC Input current |
30A |
| Nominal Input Frequency |
50Hz(default) / 60Hz (Auto detection) |
| Low Line Frequency Re-connect |
47+0.3Hz for 50Hz / 57+0.3Hz for 60Hz |
| Low Line Frequency Disconnect |
45+0.3Hz for 50Hz / 55+0.3Hz for 60Hz |
| High Line Frequency Re-connect |
53+0.3Hz for 50Hz / 63+0.3Hz for 60Hz |
| High Line Frequency Disconnect |
55+0.3Hz for 50Hz / 65+0.3Hz for 60Hz |
| Output Voltage Waveform |
As same as Input Waveform |
| Bypass Output Voltage |
As same as input voltage |
| Transfer Time |
10ms |
| CHARGE MODE(PV OR UTILITY)： |
| Battery Type |
Lead Acid (Li-Ion, Gel Optional ) |
| Charging curve |
Bulk, Absorb, Float |
| Battery voltage range |
40 - 60Vdc |
| Charge current |
5-50A (programmable by battery capacity or charging time) |
| Default Charging Current |
25A |
| Charge Current Regulation |
± 5A |
| Battery capacity |
50~500Ah |
| Charging Set points |
Absorption Stage |
Float Stage |
| Lead Acid Battery(Default) (programmable) |
56Vdc |
53.6Vdc |
| Li-Ion/Gel Battery (Default) (programmable) |
56.4Vdc |
54Vdc |
| Battery overcharge protection |
60Vdc |
| Over-charging comeback voltage |
58Vdc |
| Battery defect voltage |
34Vdc |
| Battery defect comeback voltage |
36Vdc |
| Battery temperature sensor |
Optional |
| Without a battery temperature sensor(Lead Acid) |
Three settings with the following temperature values:
Cool 10 °C
Warm 25 °C
Hot 40 °C
The default setting is Warm and can be programmable) |
| BTS connection |
Connector（RJ11) |
| Battery temperature compensation coefficient (Lead Acid) |
-5 mV / °C / cell (25 °C ref.) |
| Temperature compensation range |
-25 - +60 °C |
| Temperature compensated set points |
Absorption, Float |
| INVERTER MODE(AC)： |
| Power Factor |
0 ~ 1.0 |
| Output phases |
Single phase |
| Parallel connection |
Single phase: <10pcs; triplex phase: <30pcs |
| Output Voltage Waveform |
Pure sine wave |
| Nominal Output Voltage |
230Vac ± 2% |
| AC Output Voltage range（depending on Grid voltage） |
184-264Vac |
| Output voltage distortion |
<3% for linear load; <5% for non- linear load |
| Output Frequency(Hz) |
50Hz ± 0.1Hz |
| Over-Load Protection |
60s@>110% load; 20s@≥150% |
| Surge rating(Capable of starting electric motor) |
2*rated power for 10s |
| Transfer Time |
<10ms (typical) |
| Load connection |
2*Connector（main load + auxiliary load(disconnect in inverter mode) |
| Nominal DC Input Voltage |
48Vdc |
| Start-up voltage |
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