Product Introduction

The ABB BGDR-01C (3AUA0000074145) is a high-performance digital relay designed for protection, control, and monitoring in electrical distribution systems. It offers advanced features for overcurrent, earth fault, and other protection functions, ensuring reliable operation in industrial and utility applications.

The relay is part of ABB’s comprehensive protection device lineup, known for its precision, durability, and ease of integration with modern automation systems.

Product Advantages

1. High Accuracy – Provides precise measurement and protection with minimal error.

2. Modular Design – Allows for easy customization and expansion based on application needs.

3. User-Friendly Interface – Features an intuitive HMI for quick configuration and diagnostics.

4. Robust Construction – Built to withstand harsh industrial environments.

5. Communication Capabilities – Supports multiple protocols (Modbus, IEC 61850) for seamless integration.

6. Energy Efficiency – Low power consumption without compromising performance.

Technical Parameters

Applications

• Industrial motor protection

• Power distribution networks

• Renewable energy systems

• Building automation

• Substation automation

• Mining and oil & gas applications

Compatible Models

The BGDR-01C can be used alongside:

• ABB CM-ENS (Energy Meter)

• ABB REX 010 (Protection Relay)

• ABB DSB-01 (Circuit Breaker)

• ABB CP-S 24V (Power Supply)

Installation Instructions

1. Mounting – Secure the relay on a DIN rail in a well-ventilated enclosure.

2. Wiring – Follow the terminal diagram for proper voltage and current input connections.

3. Configuration – Use the front panel or software to set protection parameters.

4. Testing – Verify functionality using test modes before full operation.

5. Maintenance – Periodically check connections and firmware updates.

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FAQ (Q&A Format)

Q1: What is the operating temperature range of the BGDR-01C?
A1: The BGDR-01C operates reliably between -25°C and +70°C.

Q2: Can this relay be used for solar power applications?
A2: Yes, it is suitable for renewable energy systems, including solar PV protection.

Q3: Does it support Modbus TCP communication?
A3: No, it supports Modbus RTU via RS485. For Ethernet, consider the BGDR-20C.

Q4: What is the maximum current rating for the relay outputs?
A4: Each output contact can handle up to 5 A at 250V AC/30V DC.

Q5: Is firmware upgradeable?
A5: Yes, firmware can be updated via the configuration software.

Q6: How do I reset the relay after a fault trip?
A6: Use the front-panel reset button or send a remote command via communication interface.