Feature： Zero Transfer time True Double Conversion Online UPS, provide most comprehensive protect mission critical equipment from wide range power quality issues DSP Digital Control Based Advance DSP base digital control bring high performance of high input Power factor, low distortion, supply the load with perfect sine wave AC power supply Li-ion Battery Powered Provide up to 3x backup time in 50% dimension, comparing with regular Lead-acid UPS product Dry Contact control Interface for BMS Incorporated Dry Contact interface for BMS dominant control, for control of charging and discharging base on relay in-depth BMS information ModBUS interface with BMS Incorporated ModBUS(RS485) interface with BMS, to achieve precise battery information (voltage/soc/soh, etc) for better UPS behaviour prediction and backup protection control loop. Li-ion Battery Charger Constant current, Constant voltage, Floating, Turn-Off 4 state charger for Li-ion battery, open to customize the logical behavior for customer- specified battery pack Ultra Wide Input Mains range Strong compatible with ultra with electric environment, stay well with ultrawide range mains of 90V~300V, 40~70Hz, dramatically reduce battery discharge, prolong battery life. Best Loading Capability Up to 0.9 Output Power Factor, 50/60 Hz Automatically adapting, selectable voltage, perfectly match all kind of application Genset Compatible Capable of work with wide range of Genset, isolate fluctuation and noise from Genset, provide stable and clean power supply to the user equipment. High Input power factor Thanks to digital controlled PFC Technology, >0.99 input power factor, effectively avoid power pollution, save energy expense for customer Reliable design Made with strong Glass fiber base (FR4) double side PCB, company with large span component, greatly improve reliability in harsh environment, Well designed ventilation and conformal coating, avoid dust accumulation, improve resistant to corrosion. Open to customization Based on powerful controller and open architecture, the product is able to be customized to match need of integration of automatic system or intelligent supervisory system Specification： Model 1K-Li 1KS-Li 2K-Li 2KS-Li 3K-Li 3KS-Li Capacity VA/W 1kVA/900W 2kVA/1.8kW 3kVA/2.7kW Topology Double Conversion Online UPS Phase Single Phase Input Single Phase Output Mains Input Wiring L/N+PE Rated Voltage 208/220/230/240VAC Voltage Range  90~300VAC Frequency Range 40Hz-70Hz Input Power Factor ≥0.99 AC Output Wiring L/N+PE Output Voltage 208/220/230/240VAC Voltage Regulation ±1% Output Frequency 50/60±4Hz(Sync Mode) / 50/60Hz±0.1%(Free Run) Waveform Sine Wave Distortion (THDV%) <2%(Linear Load) <8%(None-Linear Load) Over load capability 100%~105% continuous. 60Sec.@105%~130% Rated Load 10Sec.@130%~150% Rated Load 0.3Sec.@>150%Rated Load Efficiency ECO mode 88% 89% 90% Battery Mode 86% 87% 88% Battery & Charger Rated Battery Voltage 48VDC (default for 15cell of LiFePO4) Battery Capacity 600WH External Battery Depends 1000WH External Battery Depends 1000WH External Battery Depends Backup Time >40mins @ Full Load >30mins @ Full Load >20mins @ Full Load Charging Current 4A/8A Charging Voltage 52.8V(default for 15cell of LiFePO4) / Customerized according to battery request Charger Behavior & Protection CC. CV. Floating. Turn-Off 4 states 3 over voltage protection loop, preserve interface for over temperature/over pressure switch off interface Physical Chassis Style RACK / Tower (separated) Rack Dimension 1K:　438x88(2U)X360mm1KS: 438x88(2U)X360mm 2K: 438x88(2U)X500mm 2KS:438x88(2U)X360mm 3K: 438x88(2U)X650mm 3KS:438x88(2U)X360mm Tower Dimension C1KS/C2KS: 145×220×390mm   C3KS: 190×318×365mm C1k/C2k:  190×318×365mm    C3K:190×318×415MM Weight（Tower） 10.8kg 5.0kg 16.5kg 5.5kg 18.0kg 7.9kg Weight（Rack） 12.5kg 6.5kg 21.6kg 6.8kg 24.5kg 8.2kg HMI LED DISPLAY Mains / battery status, Load level, battery level, Operation Mode LCD DISPLAY with LED indicator Input Mains Voltage, Frequency, Load level, Operation Mode, Health Status Standards COMMUNICATION 1.  RS232 PORT 2. Network Card:  Support SNMP, TCP/IP Protocol, for remote monitor the UPS via Smart Phone APP, Web page, PC Monitor Software, Support Server / NAS shutdown 3. Dry Contact Interface for BMS control ModBUS For BMS interface Operating Environment Endurance Temperature range -10~50oC Relative Humidity 0-98%（Non-condensing） Acoustics Noise <55dB @ 1 meters   UPS Outlook: Front View 1KS/2KS-LI Front Panel 1k/2k/3K(S)-LI Front Panel 1K(S)/2K(S)/3K(S)-LI  2U RACK Front Panel Rear View 1KS-LV-LI Rear Panel  2K~3K-LV-LI Rear Panel 1k/2k(S)-LI  2U RACK UPS Rear Panel  3K(S)-LI  2U RACK UPS Rear Panel  Wiring between UPS and Li-ion Battery Pack  Dry Contact Interface for BMS Control  C1, C2 Charging control contact   D1, D2 Discharging control contact ModBUS Interface for BMS  Pin 1:485A，Pin2: 485B，Pin3-8: Empty  Please consult with Sales representative for detail Communication Protocol Note： ① Battery Capacity and voltage is open to customization ② Dimension might vary for different bezel ③ The socket and terminal configuration on the rear panel may be different for countries or regions according to order ④ More parameter customization，please contact sales representative