XJ Electric WGB-643A Microcomputer Capacitor Protection and Control Device

Application Scope
Suitable for the protection and control of shunt capacitors installed at voltage levels of 10kV and below.
Device Hardware
Rear pluggable design with separation of high and low voltage circuits; reinforced unit chassis designed to resist strong vibration and interference, capable of decentralized installation on switchgear cabinets.
Dual 32-bit high-performance embedded microprocessors, large-capacity RAM and Flash Memory; utilizes SoC solutions for strong data processing, logical operation, and information storage capabilities, high operational speed, and reliability.
16-bit high-precision A/D for data acquisition, 64 points per cycle, ensuring high protection measurement accuracy.
Capable of storing no less than 400 recent event reports and operational reports.
Features a graphical LCD with Chinese display and menu-based operation.
Main Features
Full-series devices support both AC and DC input power, with strong on-site adaptability:
Auxiliary power supply supports both AC and DC, with maximum input voltage up to 500V, suitable for various complex power supply environments;
Device operation circuit power supply supports both AC and DC, applicable to both AC and DC power systems;
Device digital input circuit power supply supports both AC and DC, applicable to both AC and DC power systems.
Wide current input range, compatible with 5A and 1A, providing convenience for user selection and use.
Powerful communication capabilities: standard configuration includes two Ethernet ports and two RS485 communication interfaces, facilitating various networking methods. The device supports multiple communication protocols such as IEC61850, IEC-103, -103, and MODBUS-RTU, ensuring flexible communication and easy integration with various microcomputer monitoring or protection management systems.
Advanced time synchronization functionality, supporting multiple synchronization methods including network time synchronization, PPS, PPM, or B code.