About Siemens Reyrolle-5 Relays
The new Reyrolle 7SR5 devices provide comprehensive function- ablity and can be implemented in a wide range of applications typically sub transmission networks, distribution networks, and industrial installations. In these areas the 7SR5 is an integral component and helps provide a secure interconnected power system and is an important part of distributed energy-supply and demand systems.
The 7SR5 is the new generation of 7SR devices providing an updated user interface linking to the latest hardware platform and software implementation. The hardware platform offers a flexible solution relevant to changing power grids and load flows. The 7SR5 builds on the proven performance of the existing 7SR1 and 7SR2 products, the function implementation and user interface are instantly recognizable to users of previous generation products but have also has been updated and enhanced. In-service experience and the need for future proofing has been incorporated by implementing flexible modular hardware architecture and modular software structure.
Many enhancements and additions to the 7SR5 product construction and functionality have been incorporated, these include:
Flexible hardware minimized ordering options
Full applications functionality is available in each device
Large LCD facilitates device setting and display of network status from the front fascia
28 LEDs as standard
Selectable binary input operating thresholds
IP54 from front
3-winding transformer protection
Additional standard front pushbuttons improve flexibility