ABB REC670 1MRK002814-AC Bay Control for Relion 670

ABB REC670 1MRK002814-AC Bay Control for Relion 670

The ABB REC670 1MRK002814-AC is a high-performance Bay Control and Protection IED engineered as a core node within the ABB Relion 670 Series control architecture. Rather than functioning as a standalone device, the REC670 1MRK002814-AC is designed to operate within a fully coordinated automation hierarchy — integrating seamlessly across the control layer, I/O layer, network layer, power supply layer, human-machine interface layer, and field execution layer. Its role in substation and industrial automation systems is to consolidate bay-level protection, control, measurement, and monitoring functions into a single, compact unit, reducing panel footprint while dramatically improving system consistency, redundancy capability, and long-term maintenance efficiency.

In modern layered automation architectures — whether applied to power distribution substations, industrial switchgear panels, renewable energy integration systems, or process plant electrical infrastructure — the REC670 1MRK002814-AC serves as the intelligent bay controller that bridges field-level signals with station-level SCADA and engineering systems. Its dual-redundant communication ports, IEC 61850 GOOSE messaging capability, and support for IEC 60870-5-103 and DNP3 protocols ensure that it can be deployed in both legacy retrofit projects and greenfield digital substation designs without compromising interoperability or signal integrity.

Product Specification Table

System Compatibility Notes

The REC670 1MRK002814-AC achieves its full potential when deployed as part of a coordinated Relion 670 Series system architecture. At the station bus level, it communicates with the ABB COM600S Station Automation Computer or MicroSCADA Pro SYS600 via IEC 61850 MMS, enabling centralized event logging, disturbance recording retrieval, and remote parameter setting without interrupting live protection functions.

Within the same bay or switchgear panel, the REC670 1MRK002814-AC exchanges GOOSE messages with peer IEDs such as the ABB REF630 Feeder Protection IED and ABB RET630 Transformer Protection IED, enabling fast interlocking and busbar protection coordination without relying on hardwired binary signal cables. This peer-to-peer GOOSE architecture significantly reduces wiring complexity and improves fault clearance speed across the substation.

For power supply redundancy, the REC670 1MRK002814-AC is typically paired with ABB PSU600 Series redundant DC power supply modules, ensuring that auxiliary power interruptions do not compromise protection availability. In high-availability substation designs, dual power feed configurations are standard, and the REC670’s internal power supervision function generates alarms to the station HMI if supply voltage deviates beyond acceptable thresholds.

At the process bus level, the REC670 1MRK002814-AC can interface with ABB SAM600 Series Merging Units to receive sampled values from instrument transformers via IEC 61869-9, supporting fully digital substation architectures where conventional copper CT/VT wiring is replaced by fiber-optic process bus connections. This integration path is increasingly specified in new 110 kV and 220 kV digital substation projects across Asia-Pacific and European markets.

For human-machine interface requirements, the REC670 1MRK002814-AC integrates with ABB Panel 800 Series operator panels or third-party SCADA HMI systems via OPC-UA or IEC 61850 MMS gateways. Engineers can configure local HMI displays to show real-time bay status, measured values, and alarm lists, reducing the need for operators to access the IED’s front panel during routine monitoring tasks.

In retrofit and expansion projects, the REC670 1MRK002814-AC can coexist with legacy ABB REX521 and REF541 protection relays through IEC 60870-5-103 serial communication gateways, providing a migration path that preserves existing SCADA investments while introducing modern IEC 61850 capabilities at the bay level. This backward compatibility is a key engineering advantage when phased substation modernization budgets require incremental upgrades rather than full replacement.

Industrial Application Notes

Power Distribution Substations: The REC670 1MRK002814-AC is widely applied in 33 kV to 220 kV distribution substations as the primary bay controller for incoming feeders, bus coupler bays, and transformer bays. Its integrated bay interlocking logic eliminates the need for separate interlocking relays, reducing panel complexity and improving switching safety for operations personnel.

Industrial Switchgear and MV Networks: In manufacturing plants, petrochemical facilities, and mining operations with medium-voltage switchgear, the REC670 1MRK002814-AC provides protection and control for motor feeders, capacitor banks, and tie feeders. Its configurable protection function library allows engineers to adapt the IED to site-specific fault current levels and coordination requirements without hardware changes.

Renewable Energy Integration: Wind farm collector substations and solar PV grid connection substations increasingly specify Relion 670 Series IEDs for their proven IEC 61850 interoperability and support for fast GOOSE-based islanding detection schemes. The REC670 1MRK002814-AC’s frequency protection functions are particularly relevant for grid-connected renewable energy applications where rate-of-change-of-frequency (ROCOF) protection is required by grid codes.

Water Treatment and Utilities: Municipal water treatment plants and pumping stations with medium-voltage distribution systems use the REC670 1MRK002814-AC to protect and control pump motor feeders and transformer bays, with SCADA integration via DNP3 or IEC 61850 to centralized utility control centers.

Metallurgy and Heavy Industry: Steel mills, aluminum smelters, and cement plants with large MV motor loads and complex power distribution networks rely on Relion 670 Series IEDs for their robustness in high-EMI environments and their ability to handle high fault current levels without compromising measurement accuracy or protection speed.

Product Compatibility FAQ

Q1: Is the REC670 1MRK002814-AC compatible with existing ABB Relion 670 Series systems already installed in my substation?
Yes. The REC670 1MRK002814-AC is fully compatible with the Relion 670 Series platform and can be integrated into existing IEC 61850 station bus architectures alongside other Relion 670 IEDs such as the REF630, RET630, and RED670. Configuration is performed using ABB’s PCM600 Protection and Control IED Manager, which supports version-controlled parameter management and function block programming across the entire Relion IED fleet. system integration with your existing station automation system is supported through standard IEC 61850 SCL file exchange.

Q2: What are the installation and commissioning requirements for the REC670 1MRK002814-AC in a new bay?
Installation requires 19-inch rack or flush panel mounting with appropriate auxiliary power supply (AC/DC 100–240 V), Ethernet connections to the station bus switch, and binary I/O wiring to field devices. Commissioning involves importing the IED’s ICD file into the station SCD file using PCM600 or a compatible IEC 61850 engineering tool, configuring GOOSE subscriptions with peer IEDs, and performing secondary injection testing to verify protection function settings. ABB’s application templates for common bay types significantly reduce commissioning time for standard substation configurations.

Q3: What does the Warranty and support terms confirmed before quote cover, and what support is available for long-term maintenance?
The Warranty and support terms confirmed before quote covers hardware defects and functional failures under normal operating conditions from the date of shipment. For long-term maintenance, the REC670 1MRK002814-AC supports remote firmware updates via PCM600, disturbance record retrieval via COMTRADE format, and self-supervision functions that generate alarms for internal hardware faults, power supply anomalies, and communication link failures. Spare unit availability is maintained to support rapid replacement in the event of IED failure, minimizing substation downtime. Contact our technical team for extended support agreements and application engineering assistance.