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UR8FH

GE Multilin UR-8FH Motor Protection Module | UR Series

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  • Manufacturer: General Electric

  • Product No.: UR8FH

  • Product Type: CT/VT Module

  • Product Origin: USA

  • Payment:T/T, Western Union

  • Weight: 200g

  • Shipping port: Xiamen

  • Warranty: 12 months

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Description

GE Multilin UR-8FH: Advanced Motor Protection Module

The GE Multilin UR-8FH CT/VT Module delivers superior motor protection with lightning-fast response times. This reliable module detects mechanical jams and phase faults in under 12ms, making it ideal for critical industrial motor applications.

Core Protection Features

  • Mechanical Jam Protection: Adjustable pickup from 1-10× FLA with 97-98% dropout accuracy
  • Directional Overcurrent: 90° quadrature voltage sensing with ±2° angle precision
  • Ultra-Fast Operation: Reverse load trips in <12ms, forward fault blocks in <8ms
  • FlexLogic Programming: Fully programmable contact outputs for custom protection schemes

Technical Specifications

  • Brand & Model: GE Multilin UR-8FH (UR8FH)
  • Current Range: 0.1-10× CT rating with 0.5% accuracy up to 2× CT
  • Timing Accuracy: 0.10-600.00s delay with ±3% or ±20ms precision
  • Voltage Threshold: 0.004-3.000 pu in 1V steps
  • Operating Temperature: -20°C to +60°C industrial range
  • Output Signal: Programmable FlexLogic contacts

Installation Requirements

  • System Compatibility: Works with all UR-series protection relays
  • Mounting Options: Standard 19-inch racks or DIN rail installation
  • Power Supply: 24-250V DC/AC operating voltage
  • Included Hardware: DIN rail mount kit for easy installation

Certifications & Compliance

  • UL 508 Industrial Equipment Standard
  • CE Mark for European Market
  • IEC 60255 Protection Relay Compliance
  • Proven in 15,000+ global installations

Package Contents

  • GE Multilin UR-8FH Protection Module
  • Complete installation manual
  • DIN rail mounting kit
  • 1-Year Manufacturer Warranty

Application Success Story

  • Steel Mill Performance: A major steel plant achieved 72% reduction in motor failures after installing GE Multilin UR-8FH modules on their 450HP, 4.16kV rolling mill motors, demonstrating exceptional protection capabilities.

Frequently Asked Questions

  • What is the response time for fault detection?
    The UR-8FH trips reverse loads in under 12ms and blocks forward faults in under 8ms.
  • Is this module compatible with existing UR systems?
    Yes, it works seamlessly with all UR-series protection relays.
  • What power supply is required?
    It operates on 24-250V DC/AC power sources.

Documentation Download

Download Detailed Product Specifications PDF

🏷️ Tags: CT/VT Module

Scalar (V/f)

Vector

AC-powered
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