ABB+REF620 NBFNAAAAABC1BNN1XF

Description

**Product Name:**

ABB REF620

**Product Description:**

The ABB REF620 is a versatile and advanced protection, control, and monitoring relay designed for use in medium-voltage power substations and industrial applications. It features a comprehensive set of protection functionalities, allowing it to safeguard electrical distribution networks and equipment against faults. The relay enhances system reliability and minimizes downtime by providing accurate fault detection, localization, and evaluation.

**Product Parameters and Specifications:**

1. **Protection Functions:**
– Overcurrent Protection (Phase and Earth)
– Differential Protection
– Distance Protection (including inverse time characteristics)
– Over/Under Voltage Protection
– Over/Under Frequency Protection
– Thermal Overload Protection
2. **Control Functions:**
– Circuit breaker control and monitoring
– Automation functions for feeder control
– Communication capabilities for integration with SCADA systems
3. **Monitoring Features:**
– Event logging (with time stamping)
– Fault recording functionality
– Trend analysis and data logging
– Protection relay status and health monitoring
4. **Communication Protocols:**
– IEC 61850
– DNP3
– Modbus RTU/TCP
– GOOSE messaging
5. **User Interface:**
– Front panel with an intuitive graphical interface
– LED indicators for status monitoring
– Configuration and diagnostics via a PC tool
6. **Power Supply:**
– Wide input voltage range to accommodate various applications
– Low power consumption design
7. **Operating Environment:**
– Designed for harsh industrial environments
– Temperature range: -25°C to +55°C
– Humidity: Up to 95% non-condensing
8. **Size and Mounting:**
– Compact design for easy installation in control cabinets
– DIN rail or panel mounting options

**Product Use:**

The ABB REF620 relay is primarily used in electrical distribution systems in industries such as:

– Power generation and distribution
– Renewables (solar farms, wind farms)
– Urban electrical grids
– Mining and metallurgy
– Oil and gas sectors

It serves to protect transformers, feeders, generators, and other critical machines within the electrical network, ensuring operational continuity and safety. The REF620 contributes to modern smart grid solutions and is employed in both new installations and retrofits of existing systems.

Overall, the ABB REF620 is a robust solution for enhancing the safety and efficiency of power systems, contributing significantly to the automation and management of electrical infrastructure.

ABB+REF620 NBFNAAAAABC1BNN1XF