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Product code: N/A

GE UR8LH UR 8LH Module

Original price was: ¥6,666.00.Current price is: ¥2,210.00.

The GE UR8LH (UR 8LH) Module provides reliable I/O expansion for UR-series relays, enabling precise and deterministic signal acquisition and output control. Its fast response, electrical isolation, and diagnostic capabilities make it suitable for power system protection, substation automation, and industrial control applications. The recommended table includes other compatible I/O modules from major automation brands to support system expansion and replacement needs.

Detailed content

GE UR8LH UR 8LH Module — Advanced I/O Expansion for Multilin UR Relays

Product Introduction

The GE UR8LH (UR 8LH) Module is a high-performance expansion module for GE Multilin UR-series protection and control relays. It extends relay capability by providing additional I/O channels, enabling enhanced interfacing with field devices, breakers, alarms, and other control elements. Designed for reliability and deterministic performance, the UR8LH module supports substation automation, protection schemes, and industrial process monitoring where accurate and fast signal processing is critical.

The module is engineered to seamlessly integrate with UR-series relays, offering robust signal handling, electrical isolation, and diagnostic monitoring for mission-critical applications.

Product Parameters

  • Module Type: I/O Expansion Module
  • Model: UR8LH (UR 8LH)
  • Compatibility: GE Multilin UR-series relays
  • I/O Channels: Digital and/or analog channels (specific configuration per relay model)
  • Signal Type: Binary inputs/outputs, control signals
  • Mounting: Plug-in module for UR relay system
  • Operating Mode: Continuous, real-time operation
  • Design Feature: Industrial-grade, fault-tolerant performance

Product Specifications

  • Digital Input/Output: Supports multiple discrete I/O channels
  • Electrical Isolation: Provides isolation between module circuitry and relay logic
  • Response Time: Fast response for protection and control signals
  • Diagnostics: Module health monitoring and channel status reporting
  • Power Supply: Drawn from the UR relay backplane
  • Mechanical Design: Rugged construction suitable for harsh industrial environments
  • Environmental Rating: Supports industrial operating temperatures and vibration

Application Areas

  • Substation automation and monitoring
  • Breaker control and feeder protection
  • Transformer protection and monitoring
  • Alarm and interlock logic systems
  • Industrial power system protection
  • Utility and critical infrastructure automation

Product Usage Instructions

  1. Power Down: Ensure the UR relay is de-energized before module installation.
  2. Insertion: Align the UR8LH module with the designated UR relay slot and fully insert it into the backplane.
  3. Secure: Lock the module mechanically according to relay guidelines.
  4. Wiring: Connect field devices to the digital and analog terminals as per the relay wiring diagram.
  5. Power Up: Energize the relay and allow initialization and self-diagnostics to complete.
  6. Configuration: Assign I/O functions and channel parameters through the UR relay software interface.
  7. Verification: Confirm correct operation through system status indicators and relay diagnostics.

Periodic testing and inspection of connected field devices are recommended for sustained performance.

Technical Description

The GE UR8LH Module functions as an I/O expansion module for UR-series relays, enabling additional field interfacing for protection and control logic. It handles digital and analog signals, conditioning them and delivering them to the relay logic in a deterministic manner.

Electrical isolation between module circuits and relay processing ensures that field transients do not compromise relay operation. Built-in diagnostics continuously monitor module health and channel functionality, supporting rapid troubleshooting and system reliability. The module is fully compatible with UR-series protection schemes, including feeder, transformer, and generator protection applications.

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Summary

The GE UR8LH (UR 8LH) Module provides reliable I/O expansion for UR-series relays, enabling precise and deterministic signal acquisition and output control. Its fast response, electrical isolation, and diagnostic capabilities make it suitable for power system protection, substation automation, and industrial control applications. The recommended table includes other compatible I/O modules from major automation brands to support system expansion and replacement needs.

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