Description
The ABB REC670 (1MRK004814-AC) is a sophisticated Bay Control Intelligent Electronic Device (IED) specifically engineered for the high-performance control and protection of electrical substation bays. As part of the prestigious Relion® 670 series, this module provides unmatched flexibility and precision in managing complex switching operations, monitoring power system parameters, and ensuring the reliability of high-voltage transmission and distribution networks.
Technical Specifications
| Specification | Details |
| Brand | ABB |
| Model | REC670 (1MRK004814-AC) |
| Origin | Sweden |
| Power Rating | Auxiliary Voltage (Configurable) |
| Input/Output | Versatile binary/analog I/O configuration |
| Function | Advanced Bay Control and Substation Automation |
| Product Color | Industrial Gray / ABB Standard |
| Hot-Swappable | No (Fixed-chassis design) |
Product Features
- ⚡ Advanced Automation: Integrated logic for intelligent substation bay management and control.
- 🛡️ High Reliability: Designed for mission-critical grid environments with superior fault tolerance.
- 📊 Comprehensive Monitoring: Provides real-time data acquisition and power system analysis.
- 🌐 Communication Versatility: Supports standard protocols like IEC 61850 for seamless integration into digital substations.
- 🔒 Secure Control: Robust interlocking and synchrocheck features to prevent operational errors.

Recommended Similar Models (Relion 670/650 Series)
- REC670 (1MRK004814-AB)
- REB670 (Busbar Protection)
- RED670 (Line Differential Protection)
- REL670 (Line Distance Protection)
- RET670 (Transformer Protection)
- REQ650 (Breaker Protection)
- REB650 (Busbar Protection)
- REC650 (Bay Control)
- RET650 (Transformer Protection)
- RER670 (Railway Protection)
For technical specifications, installation manuals, or pricing inquiries regarding this ABB REC670 Bay Control IED, please visit our professional industrial control platform.

