ABB REB103 Bus Connection Module

Description

The ABB REB103 Bus Connection Module is a high-performance communication interface developed in Switzerland by ABB Group. It enables reliable data exchange between protection relays and control systems using fiber-optic and RS-485 links.

Specifications

• Manufacturer: ABB Group

• Country of Origin: Switzerland

• Model: REB103

• Supported Protocols: SPA, LON®, IEC 60870-5-103

• Interface Types: Fiber-optic and RS-485 electrical

• Dimensions: 12.8 cm × 18.2 cm × 10.6 cm

• Weight: 0.6 kg

• Compatible Devices: RE500 series protection relays

• Mounting: Panel or cubicle installation

• Operating Temperature: -10°C to +55°C

• Protection Class: IP20

• Power Supply: 24V DC (typical)

Features

• Protocol Versatility: Supports multiple communication standards for flexible system integration

• Signal Conversion: Converts optical signals to RS-485 for reliable data transmission

• Compact Design: Fits easily into switchgear panels and relay cubicles

• Error-Free Communication: Ensures high-speed, interference-resistant data exchange

• System Compatibility: Designed for ABB RE500 protection and control systems

• Diagnostic Support: Includes status indicators for communication and power

• Industrial Reliability: Built for demanding utility and automation environments