EA-PU 10920-250 6U 60000W Programmable DC Power Unit

The EA-PU 10920-250 is a high-performance 60kW programmable DC power supply unit in a 6U rack-mount form factor, delivering an autoranging output of 0-920V and 0-250A; as part of the EA-PU 10000 series, it features high efficiency up to 96.5%, active power factor correction (typical 0.99), and a wide 3-phase AC input range (380-480V ±10%) for global compatibility, while supporting constant voltage (CV), constant current (CC), constant power (CP), and constant resistance (CR) regulation modes with fast crossover, equipped with built-in USB, Ethernet, and analog interfaces (DB15) plus optional industrial interfaces (CAN, CANopen, RS232, Profibus, EtherCAT, Profinet, Modbus), integrated Master-Slave and Share-Bus for parallel operation of up to 64 units (3840kW total), comprehensive protection functions (OVP, OCP, OPP, OTP), low output ripple (≤250 mV rms, ≤1200 mV pp), high measurement accuracy (voltage ≤0.05% FS, current ≤0.1% FS), and is designed for applications such as fuel cell simulation, electrolysis power supply, PV inverter testing, electric vehicle component testing, and relay test systems.

Key Features

• High Power & Autoranging Output: Delivers 60kW with a wide output range of 0-920V and 0-250A, providing flexibility for various high-voltage test scenarios.
• High Efficiency & Active PFC: Achieves up to 96.5% efficiency with a typical power factor of 0.99, reducing energy consumption and harmonic distortion.
• Multiple Regulation Modes: Supports CV, CC, CP, and CR modes with fast and seamless crossover between modes for precise control.
• Extensive Connectivity: Features built-in USB, Ethernet, and analog interfaces, with options for CAN, CANopen, RS232, Profibus, EtherCAT, Profinet, and Modbus.
• Scalable Parallel Operation: Integrated Master-Slave and Share-Bus allow easy parallel connection of up to 64 units for systems up to 3840kW.
• Comprehensive Protection: Includes user-adjustable overvoltage (OVP), overcurrent (OCP), overpower (OPP), and overtemperature (OTP) protection.
• Robust & Compliant Design: Meets safety standards (EN/IEC/UL 61010-1), EMC Class A, and features an IP20 enclosure with optional water cooling.