The SP-3U/6U Series is a wide-range, high-power programmable DC power supply. It incorporates advanced features and functions for versatile testing and simulation purposes. Here is a summary of its key features:

High Efficiency: The power supply utilizes high-frequency isolation and active power factor correction (PFC) design, ensuring high efficiency at any output point. The DSP and FPGA control circuit enable fast and stable internal data processing and response capability.

Two-Quadrant Operation: With an optional built-in electronic load, the power supply can function as a two-quadrant power supply, allowing both sourcing and sinking of power.

Solar Array Simulation: The power supply includes a unique feature to simulate the output characteristics of a solar panel. Users can select built-in standard automotive power network voltage curves or define custom curves for testing purposes.

Smart Charging Algorithms: It incorporates a smart 3-stage charging algorithm simulation suitable for various battery types commonly found on the market. This enables efficient and optimized charging performance.

List and Step Modes: The power supply offers List and Step modes for programming output waveforms. Users can define voltage/current values and time for each step, allowing automated execution of preset sequences.

Communication Interfaces: It features built-in RS232, RS485, and USB communication interfaces, with optional LAN, GPIB, or CAN communication card support. This enables easy integration and control in different system environments.

Intuitive Interface: The power supply includes a large color touch screen with a user-friendly interface, providing an excellent operational experience. Real-time output data and power status are displayed with larger characters for better visibility.

Wide Input Voltage Range: It supports 3-phase input voltages from 187 to 480Vac, meeting worldwide power distribution regulations. The high power density and fast response make it suitable for various applications and testing requirements.

CC/CV Priority: The power supply offers CC/CV priority function, allowing users to select the appropriate mode based on their testing requirements. This helps avoid current overshoot during tests such as LED testing.

Additional Features: Other notable features include adjustable voltage/current slew rate, continuous source and sink function, expandable loading capability with APM DC E-load, and support for master-slave mode for parallel operation of multiple units.

Professional Version Functions: The professional version of the power supply includes additional features such as a DDS arbitrary function generator for waveform generation and editing, built-in standard automotive power network voltage curves, and battery simulator function for realistic battery behavior simulation.