low frequency power inverter charger 4000W 48V pure sine wave
4KW pure sine wave inverter with battery charger and AC auto transfer system. DC input: 48V AC output: 110V, 120V, 220V, 240V single phase, Application: Renewable power system, power backup system, emergency vehicles, ambulances, RV, telecoms system etc.
low frequency power inverter 4000W 48V:
* pure sine wave output
* Single phase 110V, 120V, 220V, 240V AC ouput
* AC mains priority/DC priority modes optional
* built-in AC bypass replay, UPS function
* multi stage smart charger 30A charges gel, AGM, lithium battery
* 4msec typical transfer time
* LCD display working data: AC input AC output, DC input, battery, load, charger current, battery
| Model | WI-4000W/24 | WI-4000W/48 | |
| Rated power | 4KW | 4KW | |
| Peak power | 12KW | ||
| Nominal battery voltage | 24VDC | 48VDC | |
| Input | DC input range | 21V-32VDC | 42V-64VDC |
| AC Mains input range | 165-265VAC(220VAC) ±3%; 75-125VAC(110VAC)±3% | ||
| AC input frequency | 50Hz: 45-65Hz/60Hz: 55-65Hz±0.5Hz(50Hz/60Hz automatic recognition) | ||
| Protection | Low battery alarm | 20.6VDC | 41.2VDC |
| Low battery protection | ≤20VDC | ≤40VDC | |
| High battery alarm | 32VDC | >64VDC | |
| High battery protection | >33VDC | >66VDC | |
| Overload protection | >120%, shutdown after 10 seconds | ||
| High temperature | Built-in temperature real time sensor, >85°C alarm, >90°C automatic shutdown | ||
| Short circuit protection | Automatic shutdown | ||
| Output | efficiency | >90% | |
| Output voltage | (DC battery mode)220VAC±5%, 110VAC±5% | ||
| Output frequency | (DC battery mode)60/50Hz± 1% | ||
| Output wave form | Pure sine wave | ||
| Output voltage | (AC mains mode) 220/230/240VAC± 5% output | ||
| AC mains output | AC mains > 170VAC±5% switch to DC battery mode, AC mains > 180VAC±5% return to AC mains mode; | ||
| AC mains > 275VAC±5% switch to DC battery mode, AC mains > 255VAC±5% return to AC mains mode; | |||
| The above is for 220V output for reference | |||
| Output frequency | (AC mains mode)automatic tracing from AC input | ||
| Other | Transfer time | Built-in AC bypass replay (4ms) | |
| Display | LCD Display with function buttons | ||
| Cooling system | Intelligent cooling fan control system <42°C slow fan, >45°C fast fan | ||
| AC Charger | battery types mode | Gel, AGM, Li-ion, LiFePo4 battery, customized | |
| AC charging voltage | 28V-32VDC | 56V-64VDC | |
| AC charging current | 0-30A:5A/10A/20A/30A 4 stages charging current adjustable | ||
| 3 Stages charging | Boost charging, direct charging, float charging | ||
| AC over charge protection | ≥33VDC | ≥66VDC | |
| Communication | RS-232/USB/SNMP(additional) | ||
| Environment | Temperature | -10~+40°C | |
| Humidity | <95% | ||
| Appearance | Product size | 545*290*190mm(L*W*H) | |
| Packing size | 590*305*240mm | ||
| Net weight | 23 kg | ||
| Gross weight | 28 kg | ||
Applictions for 4KW power inverter/charger:
- Renewable power system such as solar power system, wind power system
- UPS Uninterruptible power supplies, power backup system
- transportation: vehicles, RV(recreational vehicle), boat, yacht
- emergency vehicles: fire trucks, rescue vehicles, ambulances
- power tools
- farms, villa, office, home etc.