ABB REU610 Voltage Relay
The ABB REU610 is a dedicated voltage protection relay designed for the protection, control, and monitoring sur electrical systems. It provides reliable voltage-based protection functions for medium-voltage power systems and is suitable for a variety sur distribution network applications.
Product Overview
The REU610 is part sur ABB’s Relion® 610 series, surfering comprehensive voltage protection in a compact, easy-to-install package. It ensures system stability by protecting against under and over-voltage conditions, phase unbalance, and frequency deviations. The device supports flexible configuration and seamless integration with control systems.
Technical Specifications
| Parameter | Specification |
|---|---|
| Rated Voltage | 100…120 V / 220…240 V AC/DC |
| Frequency Range | 45…65 Hz |
| Voltage Measurement Inputs | 3-phase (3U) or 2-phase (2U) |
| Control Voltage Range | 24–250 V AC/DC |
| Communication Protocols | Modbus, IEC 60870-5-103, DNP3 |
| Mounting | Flush mounting |
| Protection Functions | Overvoltage, undervoltage, frequency |
| Event Recording | 100 events with timestamps |
| Disturbance Recorder | Yes |
| Dimensions (H x W x D) | 177 x 177 x 149.3 mm |
| Poids | 3.5 kg |
Applications
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Medium-voltage substation voltage protection
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Backup voltage protection for generators and motors
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Voltage monitoring in industrial power distribution
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Suitable for utility, industrial, and renewable power systems
Product Advantages
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Compact and user-friendly design
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Pre-configured application templates
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Flexible communication options for SCADA integration
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Reliable and fast voltage protection response
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Advanced recording and diagnostics features
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Easy installation and minimal maintenance requirements
FAQ
1. What protection functions does the REU610 support?
It supports overvoltage, undervoltage, and frequency protection functions.
2. Is the REU610 suitable for generator voltage protection?
Yes, it can be used as a backup protection relay for generators.
3. What communication protocols are available in REU610?
The relay supports Modbus, IEC 60870-5-103, and DNP3.
4. How is the REU610 mounted?
It is designed for flush panel mounting.
5. Does the REU610 have disturbance recording?
Yes, it includes a disturbance recorder with event logging.
6. What is the input voltage range for control power?
It accepts 24–250 V AC/DC.
7. Can the relay be configured remotely?
Yes, configuration can be done via PC using ABB’s configuration tools.
8. Is it possible to monitor voltage imbalance?
Yes, the REU610 can detect phase unbalance conditions.
9. Does the REU610 provide visual indications?
Yes, it has a front-panel LED display for status and alarms.
10. Is the REU610 part sur a larger protection system?
Yes, it integrates seamlessly into the Relion® series protection platform.
Related or Same Series Modèles
| Modèle | Description | Dimensions (mm) | Poids |
|---|---|---|---|
| REJ610 | Overcurrent Protection Relay | 177 x 177 x 149.3 | 3.5 kg |
| REF610 | Feeder Protection Relay | 177 x 177 x 149.3 | 3.5 kg |
| RET610 | Transformer Protection Relay | 177 x 177 x 149.3 | 3.5 kg |
| REM610 | Motor Protection Relay | 177 x 177 x 149.3 | 3.5 kg |
| REV615 | Voltage and Frequency Protection Relay | 177 x 177 x 149.3 | 3.5 kg |
| REU615 | Advanced Voltage Protection Relay | 177 x 177 x 149.3 | 3.5 kg |
Popular ABB Modèles
| Modèle | Description | Dimensions (mm) | Poids |
|---|---|---|---|
| REF615 | Feeder Protection Relay | 242 x 212 x 242 | 4.5 kg |
| RET615 | Transformer Protection Relay | 242 x 212 x 242 | 4.5 kg |
| REM615 | Motor Protection Relay | 242 x 212 x 242 | 4.5 kg |
| REL670 | Line Differential Protection Relay | 266 x 177 x 221 | 5.5 kg |
| REG670 | Generator Protection Relay | 266 x 177 x 221 | 5.5 kg |
| REF620 | Advanced Feeder Protection Relay | 242 x 212 x 242 | 4.5 kg |
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