ABB REF543KB127AAAA High-Precision Protective Relay Module

Description

Operating Voltage:230 V AC

Current Rating:10 A

Input Signal Range:-10 V to +10 V DC

Communication Interface:Modbus RTU

Operating Temperature:-20°C to +60°C

Protection Class:IP20

Weight:0.3 kg

Dimensions:120 x 100 x 60 mm

Control Protocol:ASCII, Binary, ASCII with Holding Registers

    The ABB REF543KB127AAAA is a highly accurate and reliable protective relay module designed for industrial power systems. With its advanced protection features, it ensures optimal performance and safety in critical applications. The module supports multiple protection functions including earth fault protection, overcurrent protection, undercurrent protection, and phase disconnection protection. This makes it an ideal solution for industries requiring high precision and dependable protection.

    

    Crafted with premium materials, the REF543KB127AAAA is built to withstand harsh industrial environments. Its compact design and IP20 rating make it suitable for various installation scenarios, ensuring seamless integration into existing systems. The module also supports multiple communication interfaces such as Modbus RTU and Ethernet/IP, allowing for easy monitoring and control.

    

    With its robust design and comprehensive protection features, the ABB REF543KB127AAAA is a top choice for power system operators looking for reliable and efficient protection solutions. Its accuracy class of 5P10 ensures precise fault detection and minimal false trips, contributing to overall system reliability and uptime.

    

    Installation of the ABB REF543KB127AAAA is straightforward and can be completed using standard wiring practices. The module’s compact size and lightweight design facilitate easy installation in tight spaces, making it a versatile choice for a wide range of industrial applications.

    

    In summary, the ABB REF543KB127AAAA is a high-quality protective relay module that delivers superior performance, precision, and reliability. Its advanced features and user-friendly design make it a valuable addition to any industrial power system.