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LEGACY PRODUCT

REL356

The REL 356 offers high-speed relaying which is suitable for application to any voltage level. It can also be used for three-terminal applications.

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Available products

power plant engineer for substation

REB650 - Busbar protection

Hitachi Energy introduces a compact solution for high impedance differential protection.

REB670 - Busbar protection

The REB670 IED (Intelligent Electronic Device) is designed for the protection and monitoring of busbars, T-connections and meshed corners from medium to extra high voltage levels in up to six zones.

REC670 - Bay control

REC670 IEDs (Intelligent Electronic Device) provide control solutions for any type of switchgear and different switchgear configurations.

RED670 - Transmission line differential protection

The RED670 IED (Intelligent Electronic Device) is designed for reliability, protection, monitoring and control of overhead lines & cables of your power system.

REG670 - Generator protection

REG670 IED provides protection and monitoring for generators, prime movers & step-up transformers in hydro-, pump-storage-, gas-, combined cycle-, steam- etc.

REL670 - Transmission line distance protection

REL670 IEDs provide versatile monitoring & control functionality with maximum flexibility and performance optimized for transmission overhead lines & cables.

RES670 - Phasor measurement unit

The RES670 - Phasor measurement unit, offers the operational flexibility for the challenges imposed by the Smart Grid applications of tomorrow. Read more!

RET670 - Transmission transformer protection

RET670 IEDs provide customized or pre-configured protection solutions for the requirement of all type of transformer and shunt reactor application.

Relion 650 series

The Relion 650 series Intelligent Electronic Devices (IEDs) have a number of useful features, like a significantly reduced number of parameter settings and extended IED HMI functionality.

Relion 670 series protection and control relays

The 670 series protection and control Intelligent Electronic Devices (IEDs) provide versatile functionality, maximum flexibility, and performance to meet the highest application requirements.

Relion REF650 multi-application feeder protection and control relay

Relion REF650 3.0 – Multi-application feeder protection and control

Relion RER670 - railway application

For the protection, control and monitoring of your complete 16.7 / 50 / 60 Hz railway systems, the RER670 is your most reliable and future proof companion.

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