ABB REF620E

ABB REF620E

Product Overview:
The REF620E is an advanced feeder protection relay within the Relion 620 series, offering enhanced performance, higher processing speed, and greater I/O capacity compared to the 615 series. It is designed for demanding distribution and sub-transmission applications.

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Category: SKU: ABB REF620E

Description

ABB REF620E

Technical Specifications:

  • Series: Relion 620 Generation E.
  • Performance: High-speed processing for ultra-fast fault clearing.
  • Communication: Full IEC 61850 Ed 2.0 support with GOOSE and Sampled Values.

Functional Features:

  • Advanced Protection: Multi-zone distance protection, pilot wire, and differential protection capabilities.
  • Power Quality Monitoring: Comprehensive harmonic, flicker, and transient analysis.
  • Scalability: Extensive modular I/O and communication expansion options.

Application Scenarios:

  • Sub-transmission networks.
  • Complex industrial distribution systems.
  • High-reliability utility feeders.

Material Composition & Structural Characteristics:

  • Hardware: Next-generation processor architecture with expanded memory.
  • Display: Enhanced graphical HMI with touch-screen capabilities (model dependent).

Working Principle:
Utilizes advanced digital signal processing to execute complex protection algorithms, including distance and differential protection, with minimal operating times.

Installation Requirements:

  • Requires comprehensive system-level engineering using PCM600.
  • Ensure adequate power supply capacity for expanded I/O modules.

Usage Precautions:

  • Leverage the advanced power quality features to proactively manage grid health.
  • Ensure adequate training for personnel operating the advanced HMI features.

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