The ABB REF620E is a high-performance digital input module designed for industrial automation systems. It provides reliable and accurate data collection from various sensors and devices, making it ideal for applications in manufacturing, energy management, and building automation.
Description
ABB REF620E Feeder Protection Relay
The ABB REF620E is an advanced feeder protection relay engineered for industrial automation and power distribution systems. It delivers reliable fault detection and circuit protection in medium-voltage networks, ensuring operational safety and minimizing downtime. This robust module features precise measurement capabilities and adaptive protection functions for diverse grid configurations.
Technical Specifications
| Parameter | Value |
| Product Type | Feeder Protection Relay |
| Brand | ABB |
| Model | REF620E |
| Input Channels | 8 |
| Operating Voltage | 10V – 30V DC |
| Power Consumption | 0.5W |
| Dimensions (L×W×H) | 55 × 248 × 147 mm |
| Weight | 0.24 kg |
| Operating Temperature | -25°C to +70°C |
| Protection Class | IP20 |
Applications & Compatibility
Ideal for substation automation, manufacturing plants, and renewable energy facilities. The REF620E provides comprehensive overcurrent, earth-fault, and motor protection for industrial feeders. Compatible with ABB’s Relion® protection series and integrates seamlessly with IEC 61850 communication protocols. Commonly paired with ABB CM-PSU power supplies and SPAJ protective devices.
Our Services
We supply genuine ABB products directly from authorized sources with full 1-year warranty coverage. Benefit from our technical expertise during selection and installation. Can’t find your required model? Call our specialists immediately for custom sourcing solutions.
As your industrial automation partner, we offer competitive pricing on 50,000+ PLC/DCS components with global shipping. Request volume discounts and technical datasheets via:
- Website: www.module-plc-dcs.com
- Email: sakyzeng@foxmail.com
- Phone: +86 18020721390
Note: Actual pricing varies by configuration and order volume. Contact us for project-specific quotations.
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