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ABB REC670 1MRK004814-AC Bay Control Unit

ABB REC670 1MRK004814-AC Bay Control Unit

Product Description

The 1MRK004814-AC is a Bay Control Unit (BCU) from the ABB Relion 670 Series, specifically designed for the REC670 bay control and protection platform. It serves as a centralized control and...

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Availability: Low stock: 10 left

SKU: REC670 1MRK004814-AC
Vendor: ABB
Category: Bay Control Unit
Related Series:

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  • Guarantee: 30-day return window for in-stock, factory-sealed products.
  • Condition: Items must be unopened, unused, and in original packaging.
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Authenticity & Warranty

  • Genuine Guarantee: We supply only 100% original, brand-new, and factory-sealed industrial automation parts.
  • Full Coverage: Every component is backed by a 12-month comprehensive warranty from the date of purchase.
  • Traceability: All products come with original factory documentation and accessories for full industrial compliance.

Technical Support & Sourcing

  • Expert Assistance: Our technical team provides free consultation to help you verify compatibility for DCS and PLC systems.
  • Rare Part Sourcing: Specializing in obsolete and hard-to-find components from Allen-Bradley, Siemens, ABB, HIMA, and more.
  • Bulk Inquiries: Contact us at pambo@5gplc.com for volume pricing or customized project quotes.
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Product Description

The 1MRK004814-AC is a Bay Control Unit (BCU) from the ABB Relion 670 Series, specifically designed for the REC670 bay control and protection platform. It serves as a centralized control and monitoring hub for circuit breakers, disconnectors, and earthing switches in high-voltage substations.

This unit supports IEC 61850-8-1 station bus communication, enabling seamless integration into modern digital substation automation systems. The Frame-only configuration provides the core chassis, CPU, and power architecture, allowing customized expansion using I/O and communication modules.

Software Revision 2.21 ensures compatibility with specific PCM600 engineering environments for configuration and deployment.

Technical Specifications

Item Specification
Model 1MRK004814-AC
Product Line REC670 Bay Control Unit
Software Revision 2.21
Function Bay control, monitoring, and automation
Communication High-speed Ethernet station bus
Weight 1.84 kg

Core Capabilities

  • Select-Before-Execute (SBO) interlocking logic

  • Double-command operation safety protection

  • Disturbance recording and fault analysis support

  • Modular I/O expansion architecture

FAQ

Is Software Rev 2.21 compatible with older hardware?
Firmware and hardware must match the correct PCM600 engineering project version to ensure full functionality.

What is included in the Frame-only configuration?
Includes CPU, power supply, and chassis. Additional TRM (analog) and BIM/BOM (binary) I/O modules must be ordered separately based on application needs.