Original ABB 500MBA02 1MRB150003R0003 1MRB200053 I/O interface module for REB500 protection system, substation signal exchange spare part.

Product Overview

500MBA02 1MRB150003R0003 1MRB200053 is I/O interface module for ABB REB500 busbar protection system. It realizes data exchange between protection CPU and field devices, completes analog‑digital signal conditioning and status acquisition. It communicates via internal system bus, integrates self‑diagnosis function, industrial‑grade hardware, widely used in power plant and high‑voltage substation control cabinets.

Key Features

• Dedicated I/O interface module for REB500 busbar protection system
• Realizes signal interconnection between protection CPU and field equipment
• Supports internal system bus for high‑speed data transmission
• Built‑in self‑diagnosis for module and signal loop monitoring
• Industrial‑grade design, good anti‑vibration and EMC performance

• Standard rack plug‑in installation

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Technical Specifications

• Brand: ABB
• Model: 500MBA02, 1MRB150003R0003, 1MRB200053
• Module Type: I/O Interface Module (MBA02)
• System Platform: REB500 Busbar Protection System
• Function: Signal conditioning, field‑device signal interface
• Power Supply: 24VDC
• Operating Temp: ‑25℃ ~ +60℃
• Storage Temp: ‑40℃ ~ +85℃
• Humidity: 5‑95% non‑condensing

• Installation: Plug‑in inside protection control rack

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Compatibility

Compatible with ABB REB500 busbar protection system. After replacement, check wiring, test signal loop and verify system bus communication.