7kw Single Phase AC-DC Charger 50-750VDC Rectifier Battery Charger is for DC battery system charging station. With single-phase non neutral conductor AC input, it has the advantages of high efficiency, high power density and low harmonic. 50-750Vdc output voltage range optional, suitable for all types of batteries.

 SANDI AC/DC Charger is specially developed for DC chargers module. It has high efficiency, high power factor, high power density, high reliability advantage. AC input single phase, DC output voltage range from 100 to 750VDC can be set, compliant with CE safety requirements, EMC standard, it is an advanced international level charger module.

Unique function：

●   High efficiency over the full load range, full load efficiency greater than 95.5%

●   Wide output voltage range 100-750VDC suitable for a wide range of Lithium and lead acid battery 

●   5-inch LCD touch screen, easy to operate

●   Flexible application, charging voltage, charging current, charging time, timing charging can be set by LCD screen, easy to operate

Unique function：
● High efficiency over the full load range, full load efficiency greater than 95.5%
● Wide output voltage range, 100-750VDC, suitable for a wide range of Lithium and lead acid battery
● 5-inch LCD touch screen, easy to operate
● Flexible application, charging voltage, charging current, charging time, timing charging can be set by LCD screen, easy to operate
Main features：
● Powerful protection, overheating, short circuit, overload, overvoltage, undervoltage, etc.
● Three phase active power factor correction technology, reduces the harmonic interference to the grid
● Dual DSP design, achieve the full digital control, less components means high reliability
● Wide input voltage range, allows operation in most poor grid conditions
● Soft start charging and soft shutdown minimize the impact on the battery.
● Input, output have protective circuit breaker switch
● Module adopts hot pluggable design, which is convenient for maintenance.
● CAN/RS485 interface (Optional)

Model SD75020S
AC input Input phase Single phase L/N or L1/L2 + PE
Voltage rage 187-260Vac
Rated voltage 220Vac
Frequency range 50Hz/60Hz
Maximum current <32A
DC output DC Voltage range 50~750Vdc
Output power 7KW@ voltage >350VDC
Output DC current (A) 1~20A (can set)
Output DC current range(A) 10~300A (customizable)
Steady voltage precision <±0.5%
Steady current precision ≤±1% (rated range of 20% ~ 100% for output load)
Load regulation rate ≤±0.5%
Grid regulation rate ≤±0.1% (testing range is 320V ~ 530V)
Startup overshoot ≤±3%
Power factor and THD Power factor ≥0.95 Full-load output power of @20%~50%
≥0.98 Full-load output power of @50%~100%
≥0.99 Full-load output power, input nominal voltage and frequency of @100%
THD ≤5% Full-load output power of @50%~100%
Efficiency ≥94.5%, @750V, 50%~100% load current, under rated input voltage
Protection function input overvoltage Protection Over Under Voltage automatic shutdown and restart when voltage return normal
Output overvoltage protection Over Under Voltage automatic shutdown and restart when voltage return normal
Over-temperature protection Automatic shutdown. Automatic restart when the temperature return to normal
Short circuit protection Automatic shutdown and lock, need power off to restart to unlock
Noise ≤65dB(A) (1m away)
Application place Indoor (IP20)
Environmental conditions Operating temperature -40°C ~ +75°C, derating is required when the temperature is above 55°C.
Storage temperature -40℃ ~ +70℃
Relative humidity ≤95%RH, No condensation
Cooling way Forced air cooling
Altitude 2000m, derating is required when the altitude is above 2000 m
Mechanical parameters Size 87Mm (H) ×178mm (W) ×385mm (D)
Weight ≤21kg