| Specification |
| Model: NB | 20224 | 30224/48 |
| Rated Power | 2000W | 3000W |
| Battery Voltage | 24V | 24V/48V |
| Size(L*W*Hmm) | 420*208*348 |
| Packing Size(L*W*Hmm) | 490*300*400 |
| N.W.(kg) | 23 | 29 |
| G.W.(kg) (Carton Packing) | 24 | 30 |
| Parameters |
| Input | Voltage Range | 73VAC~138VAC / 76VAC~144VAC / 79VAC~150VAC / 145VAC~275VAC / 152VAC~288VAC / 158VAC~300VAC |
| Frequency Range | 45Hz~64Hz |
| Output | Voltage Range | 110VAC±2% / 115VAC±2% / 120VAC±2% / 220VAC±2% / 230VAC±2% / 240VAC±2% (Battery Mode) |
| Frequency Range | 50Hz±0.5 or 60Hz±0.5 |
| Output Wave | Pure Sine Wave |
| Total Harmonic Distortion | ≤3% |
| Transfer Time | ≤4ms |
| Efficiency | ≥85% |
| Working Mode | Battery First/AC First/Saving Energy Mode |
| AC Charging current | Max 15A |
Inside Solar controller
(Optional) | Charging Mode | PWM or MPP |
| Charging current | 10A,20A,30A,40A,50A,60A |
| PV Input Voltage Range | 24V System: 30V-44V；48V System: 60V-88V |
| Max PV Input Voltage(At 25℃) | 24V System:50V; 48V System:100V |
| PV Array Maximum Power | 24V System:280W,360W,840W,1120W,1400W,1680W；48V System:560W,1120W,1680W,1120W,2240W |
| Battery Type | According to Customer Requirements |
| Display | LCD |
| Thermal method | Cooling fan in intelligent control |
| Communication | RS232(Optional) |
| Protection | Over-load | Overload exceeds 110%,automatic shutdown in 30 secs；Overload exceeds 120%,automatic shutdown in 2 secs
(Under mains supply mode, it will not shutdown if overload, just keeping sound) |
| Short circuit | Output short-circuit, automatic shutdown after keeping sound 20 secs |
| Battery | High or low voltage protection |
| Reverse Polarity | Reverse Polarity protection(Optional) |
| Environment | Noise | ≤55dB |
| Temperature | -10℃~40℃ |
| Humidity | 0%~95%(No condense) |
| Alarm | A | Under normal working situation, buzzer without alarm sound |
| B | When battery are fault or under overload protection, buzzer keeping sound 4 times each second |
| C | When inverter starts in normal situation, buzzer reminds 5 times |
| Note: All specifications are subject to charge without prior notice |
