ABB+REF620E

Description

The ABB REF620E is a digital relay designed for the protection, control, and monitoring of electrical equipment in various applications, including substations and industrial settings. Here’s an overview:

Product Name

ABB REF620E Digital Protection Relay

Product Description

The REF620E is a versatile digital relay that provides protection, monitoring, and control for medium-voltage networks. It is particularly suited for transformers, generators, and motor protection. The device features advanced protection algorithms, user-friendly interfaces, and flexible communication options.

Product Parameters and Specifications

• Protection Functions:
  • Overcurrent Protection
  • Earth Fault Protection
  • Differential Protection
  • Voltage Protection
  • Frequency Protection
  • Distance Protection
• Communication:
  • IEC 61850 Support
  • Modbus TCP/IP
  • DNP3
  • GOOSE Messaging
• Display:
  • LCD Display for monitoring and configuration
  • LED Indicators for status and alarms
• Input/Output:
  • Configurable digital inputs and outputs
  • Analog inputs for current and voltage
• Power Supply:
  • Wide range of auxiliary supply voltage (e.g., 24V, 48V, 110V, 220V)
• Environmental:
  • Operating Temperature: -20°C to +60°C
  • Humidity: Up to 95% non-condensing
• Dimensions:
  • Compact design for easy installation in panels
• Standards Compliance:
  • IEC 60255
  • IEEE C37.90
  • CE Marking for European Standards

Applications

• • Substation Automation
  • Industrial Automation
  • Power Generation and Distribution
  • Renewable Energy Systems