ABB RET670 1MRKO04816-AC Controller Product Introduction

The ABB RET670 1MRKO04816-AC is a high-performance protection and control relay designed for utility and industrial power systems. As part of ABB's Relion® product family, this controller combines advanced protection algorithms, flexible control functions, and robust communication capabilities to ensure reliable operation of electrical networks.

Key Features

1. Comprehensive Protection Functions
   • The RET670 provides a wide range of protection functions, including overcurrent, earth fault, distance, transformer differential, and breaker failure protection. It supports adaptive protection settings to handle varying system conditions, ensuring optimal sensitivity and security.
2. Advanced Control Capabilities
   • Equipped with integrated control functions for circuit breakers, disconnectors, and other switching devices, the RET670 enables automation of switchyard operations. It supports interlocking schemes, auto-reclosing, and synchronization functions for seamless grid integration.
3. IEC 61850 Compliance
   • The controller fully complies with the IEC 61850 standard, facilitating interoperability with other intelligent electronic devices (IEDs) in substation automation systems. It supports GOOSE messaging for fast control commands and sampled values (SV) for precise measurement exchange.
4. User-Friendly HMI and Configuration
   • The RET670 features an intuitive human-machine interface (HMI) with a color display and menu-driven navigation, simplifying local operation and maintenance. Configuration is performed using ABB's PCM600 tool, which offers offline engineering, online parameterization, and real-time data visualization.
5. Scalable and Modular Design
   • The controller supports a modular I/O system, allowing customization of input/output configurations to match specific application requirements. Its compact design and high processing power make it suitable for both retrofit and new installations.
6. Cybersecurity and Data Integrity
   • Built-in cybersecurity features, including role-based access control, secure communication protocols (e.g., TLS, SSH), and audit trails, protect against unauthorized access and ensure data integrity. The RET670 adheres to industry standards such as IEC 62351 for cybersecurity in power systems.

Applications

• Substation Automation: Ideal for medium- and high-voltage substations, the RET670 provides protection and control for feeders, transformers, buses, and reactors.
• Industrial Power Systems: Used in industries such as oil and gas, mining, and manufacturing to safeguard critical equipment and ensure process continuity.
• Renewable Energy Integration: Supports the protection and control of wind farms, solar plants, and energy storage systems, enabling reliable grid connection of renewable energy sources.

Technical Specifications

• Power Supply: Dual power inputs with wide voltage range (e.g., 24–250 V DC/AC).
• Communication Interfaces: Multiple Ethernet ports, serial ports (RS-232/RS-485), and USB for connectivity to SCADA systems, HMI, and other IEDs.
• Environmental Rating: Suitable for operation in harsh environments with extended temperature range (-40°C to +70°C) and high immunity to electromagnetic interference.
• Approvals: Compliant with international standards (e.g., IEC, IEEE, ANSI) and certified for use in global markets.

Benefits

• Enhanced Reliability: Reduces outage duration through fast fault detection and isolation.
• Operational Efficiency: Automates routine tasks, reducing manual intervention and human error.
• Future-Proof Design: Supports seamless integration with smart grid technologies and digital substation architectures.

The ABB RET670 1MRKO04816-AC controller is a trusted solution for power system protection and control, offering a balance of advanced features, reliability, and flexibility to meet the demands of modern electrical networks.