Modernize the grid with digital substations

A cost-effective, scalable and secure solution to the growing demand for more energy and the urgent need to modernize the US energy infrastructure

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The challenge and solution

The convergence of electrified transportation, hyperscale data centers, manufacturers, increased heating and cooling and distributed energy resources are driving a seismic shift in electricity demand. Utilities are now challenged to deploy infrastructure that is not only scalable and resilient but also interoperable and future-proof.

To address these challenges, Siemens offers end-to-end solutions integrating technological advancements, standardization and rapid deployment with a high degree of reliability, safety and cost-efficiency.

The benefits of digital substations

Improve grid reliability and resiliency

Digital substations boost utility reliability, resiliency and safety through real-time asset monitoring, predictive maintenance and fault-tolerant architecture. Fiber-optic networks and intelligent devices enable fast fault detection and recovery. Modular designs reduce exposure to high-voltage risks, while cybersecurity and remote diagnostics enhance protection. Siemens innovations like SIPROTEC 5 DigitalTwin and leveraging IEC 61850 standard design further streamline engineering, testing, installation and operations which leads to rapid deployment and significant cost efficiency.

Graphic illustrating half the benefits of digital substations.

Image of man in PPE in power plant setting.

Improve worker safety

Process bus technology and modular merging units (MUs) minimize copper wiring and reduce exposure to high-voltage circuits throughout the substation. This architecture lowers the risk of electric shock, arcing and fire, while advanced diagnostics and remote maintenance further protect personnel and assets.

Rapid deployment

Standardized, prefabricated digital substation designs and turn-key solutions from Siemens EPCs enable swift, repeatable deployment and simplified upgrades. Containerized solutions and zone-based engineering minimize installation time and complexity, allowing utilities to respond quickly to evolving grid requirements. Siemens approach unlocks further deployment efficiency and cumulative benefits and addresses the need for rapid deployment of multiple power stations.

Reduce CAPEX and OPEX

Siemens digital substations deliver significant cost savings by reducing parallel wiring and minimizing substation footprint. Standardized engineering and configurations and containerized solutions lower engineering, labor and minimizes human error risk. Predictive and remote maintenance, fewer panels and streamlined troubleshooting reduce operational costs throughout the asset lifecycle.

Product Highlights

Webinar - Increase reliable Power Supply with Arc Suppression Coil Control

SIPROTEC Universal Relay

A universal protection device that covers most protection, control and automation tasks in medium voltage and distribution grids with 3-pole tripping and offers many advantages in terms of investment and operation.

SIPROTEC 6MU85

Allows conversion of current substations to process bus substations without change in the primary equipment or enable a mixed configuration of process bus / non-process.

SIPROTEC DigitalTwin

A real-time digital replica of a physical SIPROTEC 5 device including interfaces, functionality and algorithms. Simply upload your data and test case, simulate in the cloud and generate reports of your engineered system.

DIGSI 5

A versatile engineering tool for parameterization, commissioning and operating all SIPROTEC 5 devices. Its innovative user interface includes context-sensitive user instructions easy USB connection to the device.

Person using smartphone app to control home electricity during load shedding, with power lines in background

SICAM 8

Secure energy automation platform, now fully certified to IEC 62443-4-2 Level 2 across all processor models ensuring robust cybersecurity for industrial control systems for modernizing substation automation.