ABB REA101 Arc Protection Relay Module – 26–60VDC / 110–250VDC Versatile Voltage Protection Relay Advanced Communication: Facilitates seamless data

Advanced Communication: Facilitates seamless data exchange and remote monitoring through advanced communication protocols

Its embedded design simplifies wiring

Modular Design: Expandable configuration for scalable system integration

Number of Channels: 24 (20 inputs

ABB REA101 Arc Protection Relay Module – 26–60VDC / 110–250VDC Versatile Voltage Protection Relay Advanced Communication: Facilitates seamless dataABB REA101 Arc Fault Protection Main Module Product Overview The ABB REA101 is the main module of the ABB REA Arc Protection System, designed to provide fast and reliable detection of arc faults in medium and low voltage switchgear. With a trip response time of less than 2. 5 ms, the REA101 enhances operational safety, protects critical equipment, and minimizes downtime after fault events. This module can work independently or be expanded with REA103