Reyrolle protection relays

Reyrolle protection relays

The comprehensive range of Reyrolle products provides the total protection requirements of distribution markets and industrial applications – ranging from overcurrent protection via transformer protection and voltage control to a full spectrum of auxiliary and trip relays. The portfolio includes many famous products such as “Argus, “Duobias”, “Solkor”, “Rho, etc. Through successive generations, Reyrolle numerical products have been developed to increase value to system operators.

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Reyrolle Portfolio

Easy Protection Device Selector

Easy Protection Device Selector

This tool gives a quick guidance to find a protection device of SIPROTEC 5, SIPROTEC 4, SIPROTEC Compact, Reyrolle which would fit your needs.

Engineering tools for protection

SIPROTEC and Reyrolle devices can be simply, reliably and safely engineered, adjusted, controlled, automated and evaluated with state-of-the art software.


Downloads and services

Retrofit and enhancement services

Extend the lifespans of your energy system and thereby significantly reduce your costs of ownership with our retrofits and enhancement services for energy automation.

Power Academy training services

Our goal is to prepare you for new professional challenges in power transmission and distribution. We offer professional training courses with different training methods like Virtual Classroom Training, Classroom Training, WBTs, Webinars and Blended Learning. You can choose between open enrollment training courses, customized training courses, workshops or long-term trainings (curricula).

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Energy Automation Webinars

Energy automation webinars

Learn more in one of our energy automation webinars for protection and substation automation engineers and experts.

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