Product Model
LEG-50K / 100K / 250K-TT
Power conversion system can control the charging and discharging process of the battery and convert the AC and DC. It can directly supply power to the AC load without power grid.
Application scenarios
Industrial and commercial peak shaving and valley filling energy-saving applications, excessive energy consumption applications,electric energy regulation and SVG at the power grid and power generation side, microgrid and island applications, supporting emergency power supply applications in disaster sites, subway stations, airport terminals, military bases and other special occasions.
Product Features
AC and DC dual power backup, ensure the power supply of the control system
Intelligent management control strategy, multiple working modes, online or remote switching
Technical Specifications
Model
LEG-50K-TT
LEG-100K-TT
LEG-250K-TT
DC Input (PV)
Max. DC Voltage [V]
850
Operating Voltage range [V]
500~850
AC Output (On Grid)
Rated Power [kW]
50
100
250
Max. AC Power [kVA]
55
110
275
Max. AC Current [A]
79
159
397
Rated Grid Voltage [V]
400
Rated Grid Frequency [Hz]
50/60
Rated Frequency Range [Hz]
45~55/55~65
Power Factor at Rated Power
>0.99
THDi
<3% (Rated power)
Power Factor
0.9 leading to 0.9 lagging
AC Output System
3W/N/PE
AC Output (Off Grid)
Rated Output Power [kW]
50
100
250
Max.Output Power [kVA]
55
110
275
Rated Output Voltage [V]
400
Rated Frequency [Hz]
50/60
THDu
<3% (Linear load)
Unbalanced Load Capacity
100%
Protection
DC Overvoltage Protection
Yes
DC Short Circuit Protection
Yes
AC Overvoltage Protection
Yes
Polarity Reverse Protection
Yes
Module Temperature Protection
Yes
Efficiency
Max. Efficiency
96.0%
97.0%
General Parameters
Dimensions (W*D*H)[mm]
1000*800*2015
1000*1050*2260
Net Weight [kg]
650
750
1600
Isolation Transformer
Yes
Temperature Range [℃]
30~+55
Shutdown Self power Consumption [W]
<50
Cooling Method
Forced air cooling
Installation Style
IP20
Relative Humidity
0~95%,non-condensing
Max. Altitude [m]
5000 (>3000 Derating)
Display Mode
Touch screen
Dispatching Communication Mode
Ethernet,RS485
BMS Communication Mode
RS485,CAN
Communication Protocol
Modbus,IEC104
Application Principle