ABB-REF543KB127AAAA Communication Measurement Module Comprehensive Protection Device

Type	Digital Protection and Control Relay
Input Voltage	110 – 220V AC/DC
Operating Temp	-40°C to +85°C
Communication Method	Ethernet, RS485

Categories: ABB

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Description

ABB-REF543KB127AAAA Communication Measurement Module Comprehensive Protection Device

ABB-REF543KB127AAAA

The ABB REF543KB127AAAA is not just a relay; it’s a comprehensive solution that combines protection, measurement, control, and communication capabilities. Its primary purpose is to detect abnormal electrical conditions such as overcurrent, short circuits, and voltage fluctuations in power systems, and then respond swiftly to isolate the faulty sections, preventing damage to equipment and minimizing downtime. This makes it an indispensable asset for industries where uninterrupted power supply is crucial, from manufacturing plants to power generation facilities.

Label	Specification
Model Number	REF543KB127AAAA
Brand	ABB
Type	Digital Protection and Control Relay
Input Voltage	110 – 220V AC/DC
Operating Temp	-40°C to +85°C
Communication Method	Ethernet, RS485
Mounting	Din-rail or panel-mounted
Weight	Approximately 2.5 kg
Certifications	CE, UL, IEC compliant
Dimensions	177 x 212 x 150 mm
IP Rating	IP20
Protocols Supported	IEC 61850, Modbus TCP, IEC 60870-5-103

ABB-REF543KB127AAAA

The ABB REF543KB127AAAA boasts several functional strengths that set it apart in the industrial landscape. This unit has been engineered to offer lightning-fast response times, detecting faults and triggering protective actions in a matter of milliseconds. Its high resilience ensures it can operate reliably even in harsh environments, withstanding extreme temperatures, vibrations, and electrical noise. Interoperability is another key advantage; the relay is designed to work seamlessly with a wide range of other devices and systems, making it easy to integrate into existing automation setups.

Operators benefit from its user-friendly interface, which simplifies configuration and monitoring. The robust build quality of the ABB REF543KB127AAAA means it can endure the rigors of continuous industrial use, reducing the need for frequent replacements. Its compatibility with multiple communication protocols enables efficient data exchange, allowing for remote monitoring and control, which is essential for optimizing operational efficiency and reducing maintenance costs.

ABB-REF543KB127AAAA