JF Programmable DC Constant Voltage Power Supply 1. Product Introduction The JFZ-S series programmable DC power supply features constant voltage and constant current output modes with automatic crossover transformation. This power supply also includes preset and viewing functions for the constant voltage, constant current, and overvoltage protection values. This series is an ideal DC constant voltage power supply, widely used in factories, schools, research institutions, laboratories, and various sectors of the national economy. Specifications: Output Power Range: 1KW-480KW; Output Voltage: 0-100V, 0-300V, 0-600V, 0-1000V; Output Current: Up to 12000A available. 2. Product Features ■ Output characteristics controlled by a high-speed CPU; ■ 19-inch standard U-shaped enclosure; ■ Utilizes proprietary intellectual property ZVZCS soft switching transformation technology, offering high efficiency and reliability; ■ Modular design with N+m parallel redundancy structure, significantly reducing failure rates and ensuring stability; ■ High-precision voltage and current measurement with a 4-digit LED display; ■ High precision, low ripple, low noise, and fast response time; ■ Pre-set overvoltage and overcurrent protection values; ■ Simple digital keypad and functional button operation for ease of use; ■ Features input phase loss, input over/under voltage, output overvoltage, over-power, over-temperature, and short-circuit protection functions; ■ Outputs constant voltage and constant current modes with automatic crossover transformation; ■ Standard communication interfaces including RS485/RS232/GPIB, with Modbus-RTU communication protocol; ■ Supplied with host computer software offering rich expansion functions; ■ Supports remote voltage compensation to reduce line voltage drop losses.