Description
ABB 1MRK002133-ABr03 Binary Output Module
Technical Specifications
- Product Model: 1MRK002133-ABr03
- Brand: ABB
- Warranty: One Year
- Input Voltage: Powered via IED internal backplane
- Operating Temperature: -25°C ~ +70°C
- Storage Temperature: -40°C ~ +85°C
- Response Time: ≤8 ms contact actuation delay
- Protection Class: IP20, plug-in module for Relion 670 series IED chassis
- Accuracy Class: Not applicable (Discrete output control hardware)
- Output Frequency: Max 10 Hz switching cycle
- Rated Current Range: Contact rating: 250 VAC / 5 A resistive load
- Communication Interface: Internal backplane bus for Relion 670 series protection IED
- Supported Protocols: ABB internal IED backplane communication
- Overload Capacity: EMC surge protection, transient overvoltage suppression, contact arc suppression circuit
- Dimensions: 240 mm × 126 mm × 32 mm

Product Overview
The 1MRK002133-ABr03 is a plug-in binary output module developed for ABB Relion 670 series protection and control IEDs. The module provides isolated relay contact outputs to execute trip commands, close commands, remote alarm signaling and interlock control for switchgear equipment. Galvanic isolation separates the IED internal logic circuits from external field wiring, avoiding equipment damage caused by substation electrical surges and ground potential shifts. Protection engineers, substation technicians and automation integrators use this module to expand output capacity of feeder, transformer and busbar protection relays. Reliable contact switching ensures timely execution of protection actions when power system faults occur.
Application Scenarios
- HV/MV Substation Bay Protection IEDs: Output trip signals to circuit breakers, remote alarm signals to SCADA and local annunciator panels during power system faults.
- Power Transformer Protection Panels: Trigger trip circuits, cooling system control and alarm indications for transformer internal faults and abnormal operating conditions.
- Renewable Energy Substation Switchgear: Control grid interconnection switchgear and transmit fault alarm signals for wind and solar power station protection systems.
- Industrial Medium Voltage Distribution Networks: Used for motor protection, bus protection, realizing fault tripping and equipment fault remote notification.







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