FGHK Series Regenerative Charging and Discharging Integrated Machine

Charging/Discharging Current Accuracy (DC) ±1% of FS ±0.1A @100A
Charging/Discharging Voltage Accuracy (DC) ±0.5% of FS @800V ±0.5V
Charging/Discharging Voltage Range (DC) 60 ~ 750V DC
Operating Voltage 304 ~ 485V AC, Frequency Range: 50/60 ±5% (Auto-adaptive)
DC Side Charging Ripple <1%Vo

The FGHK Series Regenerative Charging and Discharging Integrated Machine is a high-performance, fully digital AC-DC bidirectional power conversion system. With high power conversion efficiency and low harmonic current, it enables seamless energy flow between rectification and inversion. This system is ideal for various energy storage applications, ensuring precise charging and discharging for industrial and commercial battery testing.

Main Applications:

Peak shaving and valley filling for second-life batteries
Battery formation and capacity grading tests
Aging tests for DC power equipment
Vehicle-to-Grid (V2G) energy storage applications
Charging and discharging tests for new energy vehicles

Key Features:

Advanced Power Conversion Technology: Adopts three-level AC/DC technology for efficient bidirectional energy conversion, with a high-frequency isolated DC/DC module ensuring safe operation between the battery and grid/load.
Modular Design & Scalability: Supports parallel expansion with fast bidirectional switching and automatic direction judgment, providing enhanced flexibility and reliability.
Comprehensive Testing Modes: Includes constant current charging, constant voltage charging, constant current-constant voltage charging, constant current discharging, constant power discharging, constant resistance discharging, power testing, battery capacity testing, and DCIR testing.
High-Precision Digital Control: Utilizes fully digital SPWM technology with DSP+CPLD control, offering strong anti-interference, rapid processing speed, superior waveform quality, and intelligent monitoring.
Multi-Level Protection System: Integrated hardware and software safeguards against overcurrent, overvoltage, over-temperature conditions, ensuring safety and durability.
Data Analysis & Export: Supports data export in multiple formats, including EXCEL, TXT, and graphical reports, enabling in-depth performance analysis and trend visualization.

The FGHK Series Regenerative Charging and Discharging Machine is designed for high-efficiency energy feedback applications, making it an ideal solution for lithium battery testing, energy storage systems, and industrial power analysis.

Model	FGHK-20kW	FGHK-40kW	FGHK-60kW	FGHK-80kW	FGHK-100kW	FGHK-120kW	FGHK-160kW	FGHK-200kW
Conversion Power (max)	20kW	40kW	60kW	80kW	100kW	120kW	160kW	200kW
AC Input Current (max)	38A	75A	114A	150A	190A	228A	300A	380A
DC Input Current (max)	40A	80A	120A	160A	200A	240A	320A	400A
Charging/Discharging Current Accuracy (DC)	±1% of FS ±0.1A @100A
Charging/Discharging Voltage Accuracy (DC)	±0.5% of FS @800V ±0.5V
Charging/Discharging Voltage Range (DC)	60 ~ 750V DC
Operating Voltage	304 ~ 485V AC, Frequency Range: 50/60 ±5% (Auto-adaptive)
DC Side Charging Ripple	<1%Vo
Charging Efficiency	Up to 96%
Discharging Efficiency	Up to 95%
Power Factor	≥0.99 (Full Load)
Current Ripple	<3% (Full Load)
Cycle Life	Up to 10,000 cycles