Protection, control and monitoring Intelligent Electronic Devices

Substation Automation Protection and Control

A complete portfolio of protection, control, and automation IEDs that ensure reliability, availability, safety, and operational efficiency of power grid substations.

Modernizing the Grid with Intelligent Automation

A product portfolio designed under full compliance with international standards, equipped with the latest cybersecurity features, and robustly built to perform in the harshest environments, to guarantee optimal availability, safety and return of investment for operators and asset owners of conventional and digitally-enabled substations from:

Transmission Utilities
Distribution Utilities
Grid-connected Producers and Consumers

Our Offering

With our advanced technology, global application knowledge, and experienced support network, you can be confident that your system performs reliably – in any situation. In fact, our IEDs, as well as their protection and control management tool (PCM600), comply with the most stringent international standards like IEC 61850.

For information on legacy products, please visit our Legacy portfolio page.

Protect and control your grid. Anywhere and everywhere.

Bay Control

Hitachi Energy's range of bay control IEDs provides versatile control & backup protection for circuit-breakers, disconnectors and earthing switches in any kind.

Aerial view of a high voltage substation.

Busbar Protection

Hitachi Energy’s range of busbar IEDs (Intelligent Electronic Devices) provide versatile management of busbar installations with models focused on distributed protection.

Feeder protection and control

Feeder protection plays a key role, enabling operators to prevent damage to equipment, minimize power outages, and ensure a reliable supply of electricity in medium-voltage distribution utility and industrial networks.

Hydro electric Electricity power plant - powerplant waterfall over dam after storm

Generator Protection

Hitachi Energy offers a complete portfolio of generator protection solutions for all types of generators and generator-transformers with IEC 61850 standard.

Line Differential Protection

An alternative principle for line protection that is quickly becoming the norm is differential protection.

Picture of an electrical engineer standing and watching at the electric power station to view the planning work by producing electricity at high voltage electricity poles.

Line Distance Protection

Line distance protection is reliable, fast and largely manages to eliminate the variable system quantities of load and supply out of the protection calculation.

Railway application

Rapid urbanization plus the urgent need to reduce carbon dioxide emissions are driving substantial new interest and investment in the transportation sector.

MicroSCADA X Software Suite

Introducing MicroSCADA X, your reliable automation and control solution for power utilities, industries, transportation, and renewables.

Remote Terminal Units

Our RTU500 series brings the information from the physical power grid to your SCADA system.

COMBIFLEX – Auxiliary and Testing Devices

The most complete range of modular relays and accessories for protection and control systems

System Engineering Software Tools

Hitachi Energy's substation automation tools is a suite of software solutions that enables simple configuration, integration, testing of your multi-vendors.

Grid Automation Services

Increase value, control, and security across your assets' entire life cycle with Hitachi Energy Grid Automation Services. Building on our dedicated service agreements, our suite of advanced services empower you with new levels of integration, support, and close collaboration—from installation and commissioning to upgrades, repairs, maintenance, and replacement.

Hitachi Energy Power Consulting Services

Cybersecurity for Substation Automation

Hitachi Energy is committed to providing customers with products and systems that clearly address cybersecurity and thus constantly adapts its products and systems to the latest developments in cybersecurity.

Partner portals and training resources

Partner portals

The 500 Club

Get Guidance From Our Experts

Whether you're exploring our solutions or evaluating your next steps, our team is here to help. Speak with specialists who understand your challenges, provide clarity, and guide you toward the right fit for your operations.

Our key sustainability products & solutions

Protection and Control Intelligent Electronic Devices (IED)

Modernizing the Grid with Intelligent Automation