Description
ABB 1MRK00008-MB1/1 HMI Display Module
Technical Specifications
- Product Model: 1MRK00008-MB1/1
- Brand: ABB
- Warranty: One Year
- Input Voltage: 24 VDC (18–30 VDC)
- Operating Temperature: -25°C ~ +55°C
- Storage Temperature: -40°C ~ +70°C
- Response Time: ≤150 ms display refresh cycle
- Protection Class: IP20 front panel, cabinet mounting
- Accuracy Class: Not applicable (Operator HMI Panel)
- Output Frequency: N/A
- Rated Current Range: Max 320 mA @24 VDC
- Communication Interface: Internal rear connector for Relion 670 series IED
- Supported Protocols: ABB internal IED bus
- Overload Capacity: Reverse polarity protection, transient EMC surge protection
- Dimensions: 221 mm × 185 mm × 65 mm
Product Overview
The 1MRK00008-MB1/1 is a local operator display unit designed for ABB Relion 670 series protection and control IEDs including RET670, REC670 and RED670. This integrated HMI combines an LCD screen, tactile navigation keypad and status indicator LEDs to enable on-site viewing of measured values, fault records, protection alarms and relay configuration parameters. It eliminates reliance on laptop engineering tools for routine local inspection and parameter adjustments within power substations. Substation automation engineers, protection technicians and maintenance crews leverage this module to accelerate fault diagnosis during grid disturbances. The front panel supports standard cabinet cutout installation and enables direct plug-in connection to the main IED chassis without additional wiring adapters.
Application Scenarios
- HV/MV Substation Protection Panels: Mounted on transformer, feeder and busbar protection IEDs. Field operators can inspect fault event logs, trip signals and analog measurements without connecting remote engineering software.
- Power Generation Plant Auxiliary Protection Systems: Provides local interface for generator and transformer protection relays. Quick status visualization supports fast decision-making during generator startup and abnormal operating events.
- Renewable Energy Switchgear Control Cabinets: Deployed within wind farm and solar plant switchgear cubicles. Operators verify protection settings and acknowledge alarms locally at the IED level.
- Industrial Plant Internal Distribution Networks: Used for medium voltage motor and feeder protection relays, simplifying routine maintenance and periodic protection functional testing.
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