XYH series high-precision bidirectional DC power supply is a bidirectional charging and discharging device. It adopts a two-stage conversion structure, IGBT type DC power supply with high precision, high reliability, and programmable operation. It effectively simulates battery performance for electric vehicle motors, powertrain systems, and energy storage tests.

• Electric vehicle drive motor and controller testing
• Ship electric drive and powertrain system integration
• Bidirectional charger and battery pack testing
• Capacitor and super capacitor charge/discharge test
• UPS, EPS, and DC panel system testing
• Energy storage inverters (PCS)

• Bi-directional Energy Flow: Can act as both power supply and load, feeding energy back to the grid for high efficiency and environmental protection.
• Advanced IGBT Module: Utilizes Infineon high-voltage IGBT modules with two-stage conversion for high reliability.
• High Precision Control: PWM rectification and inverter technology ensures a power factor ≥ 0.99 and THD ≤ 4%.
• Dynamic Response: Fast switching speed with sudden load output voltage response time ≤ 5ms.
• Safety Protections: Includes input reverse connection, under/over voltage, output overload, short circuit, and overheat protection.
• Programmable Modes: Constant voltage, constant current, constant power, and constant resistance modes.