Protection for digital substations

High-performance protection makes your power supply future-proof

Protection is essential for network operators, electricity suppliers, and industrial enterprises in every sector. For over 100 years, Siemens has been offering successful and always innovative protection technologies. This means long-term user satisfaction with the products and solutions, with services, and with a partnership with a genuine global player. Siemens is the ideal partner for overcoming the challenges of the digital future.

Highlights, technical applications and product updates for substation automation and protection engineers.

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Protection products - Secure and efficient network operation

SIPROTEC 5

SIPROTEC 5

With modularly designed hardware and software and its high-performance DIGSI 5 engineering tool, the SIPROTEC 5 product family of field devices is perfect for protection, control, monitoring, and measuring applications in electrical energy systems. SIPROTEC 5 offers a wide product range with modular elements for every application and requirement.

REYROLLE 5

REYROLLE 5

REYROLLE 5

The protection, control, monitoring and measuring of our power networks is a vital element in managing our electrical assets, increasing reliability, sustainability and the safety of operating personnel. Our goal is to provide protection devices which provide flexible solutions and easy integration into an energy market which is becoming increasingly decentralized and digitalized.

REYROLLE

REYROLLE

We are committed to high technology development and manufacture with full use of the latest software at all stages of product development, manufacture and testing. This can be seen in the latest digital products that REYROLLE offer and is continuing with new innovations as part of the Siemens group.

Protective Relays and Control - SIPROTEC Compact Products and Downloads

SIPROTEC Compact

SIPROTEC Compact

Perfectly suited for protection in distribution systems and industry, with minimal space requirement SIPROTEC Compact devices provide a comprehensive range of functions in a surprisingly compact and space-saving housing. Whether as main or as backup protection, a single SIPROTEC Compact device provides protection functionality for every conceivable fault. And it can do even more – it supports the control, automation, and monitoring functions in the substation.

SIPROTEC 4

SIPROTEC 4

SIPROTEC 4 leads the way in integrating protection, control, measurement, and automation functions in one device. The homogenous system platform, the unique DIGSI 4 engineering program, and extensive experience of more than a million successfully operating devices in the field worldwide – thanks to these unique advantages, SIPROTEC 4 enjoys top recognition among users worldwide.

Software

Software

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

Accessories

Accessories

Siemens offers a comprehensive selection of accessories for its protection technology products. This allows further expansion of the application possibilities and the performance.

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.

Highest availability even in harsh environment

SIPROTEC 5 and SIPROTEC Compact – Conformal Coating as standard

The new coating feature provides an additional level of protection for SIPROTEC devices used in extremely harsh environmental conditions.

Topics and applications

Protection solutions with SIPROTEC and Reyrolle

For over a century, innovative protection relay and control technology from Siemens has ensured a reliable power supply as well as secure and efficient grid operations. The comprehensive range of products and solutions meets all conceivable requirements.

 

Learn more

SIPROTEC 5

Modular, flexible, intelligent

With SIPROTEC 5, Siemens is offering the most comprehensive protection portfolio in the industry.

SIPROTEC 5 sets the benchmark for protecting, automating, and monitoring your network. As an incomparably modular, flexible generation of intelligent digital field devices, SIPROTEC 5 offers a comprehensive product family with modular elements for every application and requirement that can be precisely configured to your application.

SIPROTEC 5 delivers maximum protection and flexibility throughout the entire lifecycle. Take advantage of the leading provider in the field of protection, a global partner that supports you every step of the way.

Learn more about SIPROTEC 5

Online configurator

Design your perfect solution with SIPROTEC 5 using our online configurator. You’ll have your solution of choice, in just a few mouse clicks.

Online configurator

Reyrolle Protection Relays

Protection Relay and Control technology

Reyrolle continues its tradition of quality protection relays and control devices.

Uncompromising to achieve maximum performance: We are committed to high technology development and manufacture with full use of the latest software at all stages of product development, manufacture, and testing. This can be seen in the latest digital products that Reyrolle offers and is continuing with new innovations as part of Siemens.

Learn more about Reyrolle protective relays

Innovation highlights

Performance that moves you forward

A new flexible generation of innovative and intelligent field devices. Learn more about how SIPROTEC 5 can support you in your work.
Other highlights

Protection devices for your success

For over a century, innovative protection relay and control technology from Siemens has ensured a reliable power supply as well as secure and efficient grid operations. The comprehensive range of products and solutions meets all conceivable requirements. Here are some examples.
References

Protection technology – proven worldwide

Downloads

Here you will find all downloads for your product