REL350

Hitachi Energy introduces a compact solution for high impedance differential 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.

REC650 - Bay control offers an optimum ‘off-the-shelf’ solution for apparatus control of a single breaker & also best choice for sub-transmission applications.

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

The RED650 IEDs are delivered pre-configured, type tested and set with default parameters for fast and efficient commissioning of your power system. Read more!

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

REG650 - Generation protection provides protection and monitoring for generators, prime movers and step-up transformers in hydro, and renewable power stations.

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

REL650 offers an optimum, ‘off-the-shelf’, ready-made application solution for the protection of single breaker connected power lines and cables. Learn more!

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

REQ650 provides you with an ideal backup protection that allows for high speed back-up tripping of surrounding breakers, and re-tripping of the own breaker.

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

RET650 series IEDs (Intelligent Electronic Device) offers an optimum ‘off-the-shelf’, ready-made solution for protection of two- and three-winding transformers.

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

REF650 is an advanced medium-voltage protection and control relay for feeders and two-winding transformers to support distribution system operators and industrial facilities.

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.