ABB+REF620E_F REF620C_F

Description

The REF620 is a relay protection controller produced by ABB, commonly used in electrical substations and power systems for the protection of various types of equipment.

Product Name

• REF620E_F and REF620C_F

Product Description

The REF620 series is designed for protection, control, and monitoring of medium voltage networks. These controllers serve various applications, including the protection of transformers, generators, and motors. They are known for their advanced functionality, versatility, and user-friendly interface. The REF620 can provide both local control and remote communication capabilities.

Product Parameters

• Protection Functions: Overcurrent, earth fault, phase fault, and negative sequence protection.
• Control Functions: Automatic circuit reclosure, synchronization checking, and limit value monitoring.
• Communication Interfaces: IEC 61850, Modbus, DNP3, and other communication protocols for integration into automation systems.
• User Interface: LCD display, LED indicators, and configurable buttons for local operation.
• Event and Fault Recording: Records events and fault data, enabling post-event analysis and troubleshooting.

Specifications

• Power Supply: Wide voltage range for flexibility in various installations.
• Operating Temperature: Designed to operate in harsh environmental conditions, with a specified temperature range (e.g., -20°C to +55°C).
• Mounting Options: Panel mount or wall mount depending on the application.
• Protection Class: Typically IP 54 or higher, ensuring resistance to dust and moisture.
• Dimensions: Standardized dimensions for ease of integration into existing systems.
• Weight: Depending on the specific model.

Product Use

• Substation Automation: Integrated into substations for real-time monitoring and protection.
• Distribution Networks: Protecting transformers, feeders, and other critical infrastructure in distribution systems.
• Industrial Applications: Used in industries where medium voltage power systems are employed.
• Renewable Energy: Applicable in solar and wind farms for controlling the integration of renewable sources into the grid.
• Data Logging & Monitoring: Collect data for efficient operation management and maintenance practices.

ABB+REF620E_F REF620C_F