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Solution | Energy Transmission

Substation Automation for Transmission Utilities

Hitachi Energy’s substation automation, protection, and control system solutions ensure reliable and uninterrupted power transmission. Built on the IEC 61850 standard, they enable interoperable, future-ready digital substations.

Driving digital transformation for transmission utilities

Hitachi Energy provides end-to-end solutions for transmission utilities that integrate protection, communication, monitoring, and control—from bay and station-level systems to mission-critical communications and fully digital substations.

By bridging analog and digital technologies, they create a practical path to modern, interoperable, and future-ready transmission networks.

Meeting transmission network complexity and operational demands

Transmission substations are often unmanned, geographically dispersed, and operate across multiple voltage levels. Transmission system operators need a common substation automation system for all voltage levels that ensures reliable remote control and fast, secure remote data access for incident analysis.
System configurations
  • Unmanned and remote substations
  • One, two, three, or more voltage levels
  • Single busbar, double busbar or one-and-a-half breaker schemes
  • One system covering all substation monitoring functions
Operating needs
  • Highly reliabie remote control
  • Management of significant number of IEDs
  • Compliance with security regulations
  • Fast incident analysis for maintenance team
  • Integration of energy metering for power flow control
Features
  • Fully IEC 61850-compliant substation automation solutions
  • Easy-to-use, powerful engineering and testing tools
  • Scalable architecture and functionality
  • Simplified expansion of functionality and system size
  • Integrated cybersecurity and system resilience
Options
  • Advanced automation, analytics, and data management
  • Enhanced cybersecurity functions
  • Redundant station computers, HMI’s, and gateways
  • Seamless PRP communication redundancy
Aerial view of a high voltage substation.Industrial power tower background.

Automation, protection, and control

Discover automation solutions optimally designed to protect, control, and monitor transmission substations with total reliability and availability.

Start your substation automation project

Connect with our experts to discuss your system requirements.