GE UR8LH Multilin Ct/vt Module

Overview

The GE UR8LH Multilin CT/VT Module is a high‑performance current and voltage transformer interface module designed for the Universal Relay (UR) protection platform. It provides accurate measurement of phase currents, ground currents, and system voltages, enabling reliable protection, monitoring, and control of AC power systems. As part of the Multilin UR series, the UR8LH supports advanced diagnostics and seamless integration into modern substation automation environments.

Technical Specifications

Functional Description

The UR8LH module provides essential CT and VT interfacing for GE Multilin UR relays. It supports:

• Three phase current transformer inputs (1A/5A)

• One ground current transformer input (1A/5A)

• Four‑terminal voltage transformer inputs for accurate AC voltage measurement

Application and Compatibility

The UR8LH is ideal for:

• Substation protection and control

• AC power line monitoring

• Industrial and utility‑grade automation

• System upgrades and module replacements within the Multilin UR family