The ABB 1MRK002266-AAr00 is a versatile binary input/output (I/O) module designed for high-reliability applications in substation automation and industrial control systems. Combining digital input and output functionalities into a single compact unit, it provides seamless signal interfacing between field devices and control equipment.

Optimized for integration into IEC 61850-compliant architectures, the 1MRK002266-AAr00 is especially well-suited for digital substations, enabling efficient monitoring and control of protection relays, circuit breakers, and alarm systems. It offers high-speed response, robust insulation, and advanced diagnostic capabilities. The module is part of ABB’s proven range of automation components known for their durability and long-term service in critical infrastructures.

Technical Specifications

Applications

• Substation Automation

  Designed to control and monitor high-voltage switching equipment, alarms, and safety interlocks in digital substations. Seamlessly interfaces with protection and control relays.

• Industrial Control Systems

  Ideal for factory automation, it manages binary signal exchange between programmable logic controllers (PLCs) and field devices.

• Renewable Energy Plants

  Used in wind, solar, and hydro plants to control actuators, monitor auxiliary systems, and provide binary feedback to SCADA systems.

• Power Generation Facilities

  Integrated into generator excitation systems, transformer protection, and turbine safety control.

• Transportation Infrastructure

  Supports railway electrification and tunnel management systems with fast-acting binary controls.

• Oil, Gas, and Petrochemical Facilities

  Provides reliable binary interfacing under hazardous conditions for process safety systems.

Advantages

• Compact Dual-Function Design

  Combines binary input and output in a single compact form factor, reducing cabinet space requirements and simplifying system design.

• High-Speed Switching

  Fast signal processing (<5 ms) ensures reliable system performance, especially in real-time critical operations.

• Standards-Based Integration

  Fully supports IEC 61850 and other common communication protocols for smooth integration into multi-vendor environments.

• Robust Diagnostic Capabilities

  Built-in channel diagnostics and status LEDs enable rapid fault detection and maintenance efficiency.

• Wide Voltage Compatibility

  Can be configured to support various standard DC voltages, making it adaptable to global standards.

• Field-Proven ABB Quality

  Built by ABB to operate reliably for years in mission-critical applications with minimal maintenance.

FAQ(Frequently Asked Questions)

Q1: What does this module do?

A1: It provides both binary input and output capabilities, allowing it to monitor contact closures and control relays or digital signals.

Q2: How many channels does it offer?

A2: The module includes 6 binary inputs and 6 binary outputs.

Q3: Is it compatible with IEC 61850?

A3: Yes, it fully supports IEC 61850 for substation communication.

Q4: Can I use it with Modbus-based control systems?

A4: Yes, it also supports Modbus and IEC 60870-5-103 protocols.

Q5: What type of outputs are used?

A5: The outputs are mechanical relays, Form A, suitable for controlling 250 VAC or 30 VDC loads.

Q6: Can this module be used outdoors?

A6: It has an IP20 rating and should be installed in a protected enclosure for outdoor or harsh environments.

Q7: What diagnostic features are included?

A7: It has built-in self-diagnostic functions and LED indicators for each channel.

Q8: Is the output switching time fast enough for protection applications?

A8: Yes, it offers a response time of less than 5 milliseconds.

Q9: What mounting options are available?

A9: It supports both DIN rail and panel mounting.

Q10: What’s the enclosure made of?

A10: The housing is made of flame-retardant thermoplastic material.