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Custom protection functions
Configure up to 20 protection functions to meet your network requirements. Implement specialized protections like rate-of-frequency-change or reverse power for system reliability.
Why SIPROTEC 7SJ64?
The SIPROTEC 7SJ64 is a protective control and monitoring relay for distribution feeders and transmission lines. It provides multifunction protection with synchronization for reliable operation across diverse electrical networks.
Power networks need adaptable protection for stable operation and effective fault response. Address these challenges with customizable features and switchgear automation using integrated programmable logic.
Add specific protection features, like rate-of-frequency-change, to meet your exact needs. Implement custom switchgear automation with integrated programmable logic.
This product is currently being phased out. Contact your Siemens representative for details.
Key benefits
Improve network reliability
Safeguard your distribution feeders and transmission lines. Minimize downtime and prevent equipment damage for stable and secure operation across network structures.
Streamline operations
Simplify management of your switchgear with easy-to-use local control and automation functions. Reduce manual intervention and improve response times for precise system operation.
Optimize data exchange
Integrate with existing control systems using flexible communication protocols. Exchange data efficiently and enhance system interoperability for improved decision-making.
Featured capabilities
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Integrated programmable logic
Implement your own functions for switchgear automation, including complex interlocking schemes, using the powerful integrated programmable logic (CFC). Generate user-defined messages for clear operational communication.
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Communication protocols and interfaces
Integrate into modern control systems with flexible communication interfaces. Support protocols like IEC 61850, PROFINET and DNP3 TCP for data exchange and system interoperability across your network.