RFQ

SEL-487B Bus Differential and Breaker Failure Relay

  • NG # 03870-HW-SEL-039

The SEL-487B provides optimized, low-impedance bus differential fault detection by using high-speed, subcycle protection coupled with high-security operation for external faults.

Manufactured By :
SEL
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Ask For Price
Need Help Ordering?
Call +88 01714243446

Stock

Custom Pricing

Get A Quote

Overview

Superior protection performance is combined with integrated station automation features for seamless transition into new and retrofit applications.


Transform the way you modernize your substation with optional Time-Domain Link (TiDL) technology or Sampled Values (SV)-based technology using IEC 61850-9-2.

Specification

  • Low-Impedance Bus Differential Protection
  • Integrated Overcurrent Protection
  • Automation and Control
  • Monitoring and Metering
  • Three Independent Check Zones
  • Advanced Open CT Detection
  • Enhanced Front-Panel HMI
  • SEL TiDL-Based Solutions
  • Flexible Ethernet Communications
  • Serial Communications
  • Simplified Settings Management

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