Relion product family

From generation and interconnected transmission grids to secondary distribution kiosks.

The Relion product family offers the widest range of products for the protection, control, measurement, and supervision of power systems for IEC and ANSI applications. To ensure interoperable and future-proof solutions, Relion products have been designed to implement the core values of the IEC 61850 standard. You can benefit from Hitachi Energy’s leading-edge technology, global application knowledge, and experienced support network.

The IEC 61850 compliant Protection and Control IED manager PCM600 tool provides versatile functionalities for the entire life-cycle of all Relion protection and control IED applications, at all voltage levels.

Relion 650 series

The Relion 650 series IEDs has a number of useful features, like significantly reduced number of parameter settings & extended IED HMI functionality. Read more!

Relion 670 series

The 670 series protection provide versatile functionality, as well as maximum flexibility and performance to meet the highest requirements of any application.

Relion product family
Generation
Transmission
Sub-Transmission

Application	Type	500	670	650

Bay control	REC		■	■
Transformer protection	RET		■	■
Line distance protection	REL		■	■
Line differential protection	RED		■	■
Generator protection	REG		■	■
Busbar protection	REB	■	■	■
Wide area protection	RES		■
Breaker protection	REQ			■
Railway application	RER		■


Application	Type	670	650
Generator protection	REG	■	■

Application	Type	500	670	650

Bay control	REC		■	■
Breaker	REQ			■
Busbar	REB	■	■	■
Cable	RED		■	■
Capacitor bank	RET		■
Generator	REG		■	■
Overhead line	REL		■	■
Overhead line	RED		■	■
Reactor	RET		■
Reactor	REG		■
SVC	RET		■
Tap changer control	RET		■
Transformer	RET		■	■
Wide area	RES		■
Railway application	RER		■
Line distance protection	REL		■	■
Line differential protection	RED		■	■

Application	Type	500	670	650

Bay control	REC		■	■
Breaker	REQ			■
Busbar	REB	■	■	■
Cable	RED		■	■
Capacitor bank	RET		■
Generator	REG		■	■
Overhead line	REL		■	■
Overhead line	RED		■	■
Tap changer control	RET		■
Transformer	RET		■	■
Wide area	RES		■

Links and downloads

Relion 670 series

Relion 650 series

PCM600

Substation Automation Products

Bay Control Solutions

Bay Protection Solutions

Station Level Solutions

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From generation and interconnected transmission grids to secondary distribution kiosks.

Relion 650 series

Relion 670 series

Our offering

Links and downloads

Relion 670 series

Relion 650 series

PCM600

Related offering

Substation Automation Products

Bay Control Solutions

Bay Protection Solutions

Station Level Solutions

Contact us