Your widest range of products for the protection, control, measurement, and supervision of power systems.
Relion 670/650/500 series IEDs belong to the Relion protection and control product family. This family offers the widest range of products for the protection, control, measurement, and supervision of power systems. To ensure interoperable and future-proof solutions, Relion products have been designed to implement the core values of the IEC 61850 standard.
With Hitachi Energy's leading-edge technology, global application knowledge, and experienced support network, you can be completely confident that your system performs reliably – in any situation.
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Your benefits include:
Utilizing IEC 61850 Edition 2
Enables a safe, reliable and profitable grid
Robust security management
Ease-of-use built-in HMI
Enabling the digital substation
Discover how Relion series supports railway applications
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| Application | 670 | 650 | 500 | 6000 series | SAM600 | |
|---|---|---|---|---|---|---|
| Bay control | REC670 | REC650 | ||||
| Busbar protection | Distributed | REB500 | ||||
| Busbar protection | High impedance |
REB650 | ||||
| Busbar protection | Centralized | REB670 | ||||
| Circuit breaker protection | REQ650 | |||||
| Capacitor bank protection | REC670 | |||||
| Capacitor bank protection | RET670 | |||||
| Disturbance recording | DRL6600U | |||||
| Generator protection | REG670 | REG650 | ||||
| Merging units and field I/O | SAM600 | |||||
| Overhead line/cable protection | Line differential protection | RED670 | RED650 | PSL 6603U | ||
| Overhead line/cable protection | Line distance protection | REL670 | REL650 | PSL 6602U | ||
| Railway application | RER670 | |||||
| Reactor protection | REG670 | |||||
| Reactor protection | RET670 | |||||
| Tap changer control | REC670 | |||||
| Tap changer control | RET670 | RET650 | ||||
| Transformer protection | RET670 | RET650 | ||||
| Wide area monitoring | RES670 |
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