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ABB is a global technology leader in electrification and automation, enabling a more sustainable and resource-efficient future through robotics, power, and heavy electrical equipment.

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ABB manuals

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ABB REX640 Protection and Control Relay Product Guide

Product overview
Explore the ABB REX640, a powerful and flexible all-in-one protection and control relay designed for advanced power distribution and generation applications. This product guide details its modular hardware and software,…