Product Description
The REC670 is a bay control Intelligent Electronic Device (IED) of ABB Relion® 670 series. This unit is Version 2.0, with B30 package for double-breaker bay configuration. It integrates bay control, switchgear operation, electrical interlocking, measurement, event logging, disturbance recording and auxiliary protection functions within one single IED. One REC670 can perform local and remote control for multiple circuit breakers, disconnectors and earthing switches. It integrates transformer tap voltage regulation, equipped with large local HMI panel for direct access to settings, events, alarms and disturbance records. Modular hardware and selectable software functions support both conventional CT/VT and digital process bus, designed for smart substation automation systems.
Key Specifications
- Version: V2.0, B30 double-breaker bay package
- Analog Input: Up to 12 AI channels (6 Current + 6 Voltage)
- Functions: Bay control, switch interlocking, synchrocheck, breaker failure protection, voltage regulation, disturbance recording, SOE event sequence recording, electrical measurement, setting management
- Communication: IEC 61850 (GOOSE, SV), IEC 60870-5-103, HSR network redundancy
- Time Synchronization: IEC/IEEE 61850-9-3 PTP precision time sync, 1PPS input
- Engineering Tool: PCM600, graphical logic editor for custom user logic
- HMI: Local color display for local operation, alarm and data browsing
- I/O: Configurable binary DI/DO for switch position acquisition and control output
- Cybersecurity: Compliant with IEC 62351
Application
- Bay-level control & monitoring for HV/EHV substations, especially for double-breaker bay arrangement
- Transmission substations, power plant step-up stations, industrial captive power plants
- Conventional and digital smart substations; supports hybrid architecture of conventional secondary wiring and process bus
- Remote/local operation for breakers, disconnectors and earthing switches; electrical anti-misoperation interlock, synchroclosing, breaker failure protection
- Bay measurement, alarm & disturbance recording for busbar & feeder bays; transformer tap voltage control
- Interfacing with SCADA / System 800xA for telemetry, tele-signalling, event upload and remote control commands
Relion 670 Series Family Models
- REC670: Bay Control IED (A30 single breaker, B30 double breaker, C30 1½ breaker, D30 with PMU)
- REL670: Line Distance Protection
- RED670: Line Differential Protection
- RET670: Transformer Protection & Control
- REG670: Generator Protection
- REB670: Busbar Protection
- RES670: Stability / Under-frequency Load Shedding
- RER670: Auto-reclosing & Bus Transfer








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