Advantages ●steady performance ,reliable operation ,convenient maintenance ●complete protection functions ,strong ability with load ●low loss in no-load high efficiency in inverter ●long life,have a lite-span of more than 20years ●maintenance-free battery ,can be used repeatedly 300-500times ●switch from commerical power supply to inverter automatically unattended Application fields ●the products of this series can be connected with resistive load,inductive load and mixed load,and it is widely used on various important computer systems ,power supply for working and fire protection in building ,power supply for the safety in hospital ,industres enterprises post and telecommunication ,railway ,power supply for the communication systems and other production SPECIFICATION | 0.5KW | 1KW | 1.5KW | 2KW | 3KW | 4KW | 5KW | 6KW | 7KW | 8KW | 9KW | 10KW | 13KW | Input | Voltage(VAC) | 220+/-20% | Frequency(Hz) | 50+/-5% | Output | Voltage(VAC) | 220+/-3% | wave form | pure sine wave | Frequency | 50+/-1% | over distortion | normal at 120% | DC (VDC) | 48V | 48V | 48V | 96V | 96V | 96V | 192V | 192V | 192V | 192V | 288V | 288V | 288V | charge current | 20A | Wave Distortion(THDJ) | (linear load) =<3% | Soft start time | | >1S(yes or no optional) | Transfer Time(ms) | =<0.25S | Efficiency | when grid power is on =100%,in emergency situation>=90% | Dynamic response | load(0<----->100%)5% | Protection | over voltage,over charge,short circuit,over current,output overload,over discharge,over heated protection | working environment | environment temperture | -15~+400C | noise | when there is grid power,no noise at all,but when inverter works,=<55dB | relative humidity | 0~90%,no dew | sea level | under 2000m | Physical | dimension(dxwxh)mm | 365x680x350 | 450x650x450 | 450x800x600 | 450x800x900 | | net weight(kg) | 30kg | 50kg | 70kg | 90kg | 120kg | 140kg | 160kg | 190kg | 220kg | 270kg | 300kg | 330kg | 360kg | |