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        ABB 1MRK000284-AB
        ABB 1MRK000284-AB
        ABB 1MRK000284-AB
        ABB 1MRK000284-AB
        ABB 1MRK000284-AB
        ABB 1MRK000284-AB
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        • Lifecycle status

          Discontinued / Obsolete by OEM
          Apter Power supplies original ABB 1MRK000284-AB input modules to help extend the operating life of your critical substation protection and bay control IEDs.

        1MRK000284-AB

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        The ABB 1MRK000284-AB Binary Input Module (BIM) serves as a critical interface for acquiring digital signals from primary and secondary equipment in a substation, providing 24 independent, optically isolated binary input channels.
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        Warranty Policy
        We provide 1 year warranty for all remaining parts.
        The warranty period is one year from the date of shipment, unless otherwise stated in the parts description. We guarantee that the project will not exhibit functional defects that may occur under normal operating conditions during the warranty period.
        Return Notice
        The warranty period is one year from the date of shipment, unless otherwise stated in the parts description. We guarantee that the project will not exhibit functional defects that may occur under normal operating conditions during the warranty period.
        In the event of a defect, we will send new equipment, repair equipment or refund the purchase price based on our availability. You must contact us to obtain a return authorization and return the defective device to us within 14 days of reporting the defect.
        Shipping Mode
        Various transportation options are available in each country. Shipping methods and fees are clearly indicated on all quotations.Various transportation options are available in each country. Shipping methods and fees are clearly indicated on all quotations.
        Parts Availability
        Apter Power offers a wide range of components, products and services related to industrial automation. We also supply new products from a variety of quality manufacturers.
        How to order
        We have been working hard to update our inventory. If we have stock or parts available for new factory purchases, you can contact the order online. If we do not currently have an inventory, the displayed quantity will show "Ask". Please create an online quote or contact us by phone, fax or email to check availability.

        Technical specifications for 1MRK000284-AB

        • Manufacturer:
          ABB
        • Part Number:
          1MRK000284-AB
        • Product Family:
          ABB Advant OCS and Advant-800xA
        • Product Type:
          Binary Input Module
        • Stock:
          1
        • Number of Inputs:
          24 Independent Binary Input Channels
        • Input Type:
          Optically Isolated (Galvanic Isolation)
        • Status Indication:
          Individual LED indicators for each input state
        • Ingress Protection:
          IP20
        • Communication Protocols:
          Supported via Relion relay (IEC 61850, DNP 3.0, Modbus)
        • Weight:
          0.2 kg
        • Estimated shipping dimensions:
          23.3x17x1.5cm
        • Tariff Code:
          8537101190
        • Country of origin:
          Sweden
        • Place of shipment:
          Xiamen,Fujian,China
        By purchasing this item, you agree to the Terms & Conditions, ApterPower is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All our products come with ApterPower's 1-year warranty.

        More Information

        Overview Manuals Specifications Application Cases Installation & Integration Environmental

        Features:

        • Acquires six analog mA process signals directly into the transformer protection terminal backplane
        • Enables precise measurement integration with differential, overcurrent and earth-fault protection modules
        • Installs permanently in Slot P12 to support extended analog input requirements
        The 1MRK000284-AB serves as the dedicated mA Input Module in the transformer protection terminal, providing reliable analog signal acquisition for all measurement and protection functions within the system. It continuously receives up to six field-mounted mA input loops and transfers these conditioned analog values across the rack backplane to support real-time monitoring of transformer loading, tap position and auxiliary process variables. Direct mA signal acceptance is standard with the 1MRK000284-AB, eliminating the need for external interposing transducers within the protection rack. The module has been optimized for integration with the multi-function transformer protection platform, offering dedicated analog input expansion capability alongside binary and contact I/O modules.

        The 1MRK000284-AB provides essential analog input functions common to the entire protection terminal, and is a critical component of the measurement path, directly affecting the proper, normal operation of the overall differential and overcurrent protection schemes. One or more 1MRK000284-AB modules may be fitted per rack depending on the required analog channel capacity. The 1MRK000284-AB occupies a single slot in the rack and is always located in Slot P12 (the dedicated mA input module position).

        For expanded analog input applications, the transformer protection terminal accommodates additional I/O modules in conjunction with the 1MRK000284-AB. Beyond basic single-module operation, the rack configuration also permits mixed operation with BIM, BOM and IOM units. The protection terminal executes signal routing using the internal backplane circuitry defined in the hardware arrangement. By this method, the control system continually monitors the health of each mA input channel. Should the system detect that any analog input has deviated beyond the configured operating span (outside the valid mA / tolerance thresholds), it will automatically register the channel fault and place a diagnostic event in the System Event List.

        The 1MRK000284-AB ABB Binary Input Module may still be available for purchase and support from Apter Power beyond End-Of-Life (EOL) by the manufacturer (OEM).
        ABB 1MRK000284-AB Binary Input Module Manuals,Datasheets,Link Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.
        ABB 1MRK000284-AB Binary Input Module Specs

        General

        • Manufacturer ABB
        • Model 1MRK000284-AB
        • Condition New Original ready stock
        • Product Family 1MRK000284-AA,1MRK000614-AB
        Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.
        • Power System Protection: Used in line distance protection (REL670) and transformer protection (RET521) for monitoring circuit breaker status and tap changer positions.
        • Substation Automation: Integrates into modern automation systems using high-speed interfaces for efficient monitoring of grid health.
        • Machine & Process Control: Monitors limit switches, pushbuttons, and industrial sensors to manage flow, pressure, and temperature parameters.
        • Alarm Systems: Triggers critical alarms for safety hazards or process malfunctions within industrial plants.
        • Mounting: The module is designed for standard DIN rail mounting for quick installation in control panels or rack mounting depending on the specific enclosure.
        • Connectivity: Features simple terminal block connections for easy maintenance and wiring of up to 24 binary inputs.
        • Communication Protocols: Fully supports industry-standard protocols such as IEC 61850, DNP3, and Modbus for seamless integration into larger SCADA or PLC systems.
        • Diagnostics: Includes LED status indicators for each input and a dedicated test mode for manual signal activation during commissioning.
        • Operating Temperature:-20°C to +60°C (some versions rated up to +70°C).
        • Storage Temperature:-25°C to +55°C .
        • Humidity / Protection:Robustly designed for harsh environments; some configurations feature IP67 protection against dust and moisture.
        • Compliance Meets standard industrial EMI/EMC and electrical safety requirements.
        Description
        The ABB 1MRK000284-AB is a Binary Input Module (BIM) specifically engineered for the ABB Relion® series of protection and control IEDs (Intelligent Electronic Devices). This module functions as a critical interface for capturing digital signals from primary and secondary substation equipment, providing 24 independent, optically isolated binary input channels. By integrating the 1MRK000284-AB into a control architecture, operators ensure that discrete field data is accurately digitized and communicated to the central processing unit for real-time monitoring and logic execution.

        The 1MRK000284-AB is specifically designed to handle the challenge of electrical noise and signal interference in harsh high-voltage environments. In practical application scenarios, such as monitoring the "Open/Closed" status of high-voltage circuit breakers or the position of disconnect switches, the 1MRK000284-AB solves the problem of unreliable signal reporting caused by electromagnetic induction. Its robust optical isolation prevents external surges from damaging sensitive internal electronics, ensuring that the protection relay receives clean, debounced data even during a fault event.

        Furthermore, the 1MRK000284-AB is essential for complex interlocking and automation schemes within a substation. For instance, this 1MRK000284-AB module is used to process "trip" and "block" commands from neighboring relays or external protection devices. By providing high-speed signal registration, the 1MRK000284-AB solves the issue of latency in protective signaling, allowing the relay system to make millisecond-level decisions that prevent equipment damage and improve the overall stability of the power grid.
        Alternative Names
        1MRK000284-AA 1MRK000614-AB 1MRK000173-BER05 1MRK000173-BCR00 1MRK000284-ABR02
        Technical notes
        The ABB 1MRK000284-AB is a high-density, 24-channel optically isolated Binary Input Module engineered for the ABB Relion® series to provide robust, high-speed signal acquisition and superior electromagnetic noise immunity, effectively solving the challenge of unreliable data reporting from circuit breakers and disconnect switches in harsh high-voltage substation environments.
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        FAQS

        The following is a list of questions commonly asked by our customers. Please contact us if you have a question about our process that is not answered below.
        VIEW ALL FAQS
        How does the 1MRK000284-AB support substation automation?
        The module plays a critical role in interlocking and automation schemes by processing commands such as trip and block signals from other relays or protection devices. This enables coordinated system responses and enhances operational safety.
        What advantage does the 1MRK000284-AB offer in protection systems?
        It provides high-speed signal acquisition, allowing protection relays to react within milliseconds. This rapid response helps prevent equipment damage and improves the overall stability and reliability of the power grid.
        Is the 1MRK000284-AB suitable for safety-critical applications?
        Yes, its robust design, fast response time, and reliable signal handling make it ideal for safety-critical environments such as electrical substations, where accurate and immediate decision-making is essential.

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