400kW AC/DC Battery Chargers | AC/DC Battery Charger Supplier

SD7501000G 400kW AC/DC Battery Charger

AC to DC battery charger

400kW AC/DC battery charger utilizes a patented circuit design and innovative process for DC charging module. The battery charger features a three-phase, no-neutral AC input and is capable of accepting three-phase AC input as well. This module is easy to integrate into portable chargers.

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Applications

400kW AC/DC battery charger is commonly used for charging batteries or providing stable power supply to DC power systems. They are widely used in public facilities such as charging stations and charging piles, offering rapid charging services for a large number of electric vehicles.

Functions

Wide 100VDC-750VDC output voltage range meets the fast charging needs of various energy storage battery packs.
Wide constant power output of 400DC-750VDC.

Features

Input voltage range: 100Vdc-750Vdc, catering to the fast-charging needs of various energy storage battery packs.
Wide constant power voltage range: 400Vdc-750Vdc.
Wide temperature range: -40°C to +75°C, with derated output above +55°C.
AC input voltage range: 280VAC-500VAC, adaptable to different power grid environments.
Full-load efficiency of 95% and standby power consumption below 9W.

Specifications

Model	SD7501000G
Working Environment	Working temperature	-40℃~+75℃ (derating for above +55℃)
	Storage temperature	-40℃~+80℃
	Relative humidity	≤95%RH, non-condensing
	Cooling method	Fan-cooled
	Altitude	2000m (derating for above 2000m)
AC Input	Input voltage	380VAC(3PH+PE)
	Max. input current	＜640A
	Frequency	45Hz~65Hz
	Power factor	≥0.99
	Efficiency (full load)	＞95%
	THD	＜5%
DC Output	Output power	400kW
	Voltage	100VDC-750VDC, adjustable with 0.1VDC step
	Rated output voltage	400VDC-750VDC
	Output current	10-1000A (can be set)
	Current limiting	0.2-1000A (adjustable)
	Ripple	＜±5%
	Voltage stabilization accuracy	＜±0.5%
	Current stabilization accuracy	≤±1% (output load 20%~100% of rated range)
Monitoring	Communication	CAN bus (optional)
Monitoring	Indicator light	Green: battery charging Yellow: protective alarming Red: battery fault alarming
Alarm & Protection	Input overvoltage/ under voltage protection	Automatic power off protection, and automatic recovery after input voltage being stabilized
	Output overvoltage protection	Automatic power off and lock, re-power on for recovery
	Overcurrent / short circuit protection	Automatic power off and lock, re-power on for recovery
	Overheating protection	Automatic power off protection, and automatic recovery after temperature being stabilized