ABB REF543KB127AAAARelay Module – Superior Protection and Control Solutions

ABB REF543KB127AAAARelay Module – Superior Protection and Control Solutions

    The ABB REF543KB127AAAARelay Module is a cutting-edge solution for protecting electrical systems against overloads and short circuits. Its robust design ensures reliable performance in various industrial applications.

Brand:ABB

Model:REF543KB127AAAA

Type:Protective Relay Module

Voltage Range:120 – 690 V AC

Frequency Range:50/60 Hz

Protection Functions:Earth Fault Protection, Overcurrent Protection, Undercurrent Protection, Phase Disconnection Protection

Accuracy Class:Class 5P10

Communication Interface:Modbus RTU, Ethernet/IP

Environmental Rating:IP20

Dimensions:225 x 112 x 112 mm

Weight:1.5 kg

    The ABB REF543KB127AAAA is a high-performance protective relay module specifically designed for power distribution systems. This module ensures reliable protection against phase faults and ground faults, providing critical safety and performance benefits.

    Equipped with advanced communication interfaces like Modbus RTU and Ethernet, the REF543KB127AAAA allows for seamless integration into modern power distribution networks. This enables efficient monitoring and control, enhancing operational efficiency.

    This protective relay module features an accuracy class of 5P10, ensuring precise measurements and reliable performance under various operating conditions. Its robust design, certified to CE, UL, and IEC standards, guarantees durability and reliability in harsh industrial environments.

    The compact dimensions of 140mm x 90mm x 70mm make the REF543KB127AAAA easy to install and integrate into existing power distribution setups without requiring significant space modifications.

    With its user-friendly interface and intuitive design, the ABB REF543KB127AAAA offers a straightforward installation and configuration process, making it ideal for both new installations and retrofit projects.