Overview

The ABB 1MRK002239‑BBr04 is a power supply module card designed for ABB’s Relion® series protection and control IEDs (Intelligent Electronic Devices). It ensures reliable and stable auxiliary power to ABB relay systems, supporting continuous operation of protection, control, and communication functions in digital substations and industrial automation environments.

This module is critical for ABB Relion® 670 series relays (e.g., REL670, RET670, REF670, RED670), where a reliable and stable power supply is essential for monitoring and protection of transmission and distribution networks.

Technical Data

Key Features

• Wide Input Voltage Range: Supports an input range of 24–250 V AC/DC, offering flexible installation options in varying environments.

• Regulated Power Supply: Provides regulated DC power to ABB Relion® 670 series relays, ensuring consistent and reliable operation of protection, control, and communication functions.

• Built-in Protection: Includes overvoltage, undervoltage, and short-circuit protection, safeguarding the relay system and its components from power-related issues.

• Compact Plug-in Design: Features a compact plug-in card design for easy installation, replacement, and retrofit in existing relay systems.

• Industrial-Grade Reliability: Designed to operate in harsh environments, with an operating temperature range of –40 °C to +70 °C and compliance with IEC 60255 standards.

Typical Applications

• Transmission and Distribution Substations: Provides reliable auxiliary power to ABB protection relays, ensuring uninterrupted operation of protection and control systems.

• Digital Substations: Essential for the stable operation of IEC 61850-based systems in digital substations, providing necessary power to communication and protection devices.

• Industrial Power Systems: Supplies reliable power for relay protection and control systems in industrial environments.

• Retrofit Projects: Perfect for replacing legacy power supply cards in existing ABB relay systems with more modern, reliable, and efficient Relion® modules.

FAQ

Q1: What is the ABB 1MRK002239‑BBr04 used for?
A1: It supplies regulated auxiliary power to ABB Relion® 670 series protection relays, ensuring reliable operation of protection, control, and communication functions.

Q2: What voltage range does it support?
A2: The module supports a wide input voltage range of 24–250 V AC/DC, providing flexibility in installation.

Q3: Which ABB devices use this module?
A3: It is typically installed in REL670, RET670, REF670, and RED670 relays.

Q4: How reliable is the module?
A4: The module is designed for harsh environments, with protection features (overvoltage, undervoltage, and short-circuit protection) and compliance with IEC 60255 standards, ensuring dependable operation in industrial and utility settings.

Q5: Is it suitable for retrofit projects?
A5: Yes, this module is ideal for replacing older ABB power supply cards in existing relay systems, offering improved reliability, efficiency, and performance.