UR8LA CT/VT Module | GE Multilin Universal Relay Solution

GE UR8LA CT/VT Module – Product Description

Product Summary

The GE UR8LA is a high-precision CT/VT input module from the Multilin UR series, designed for industrial and utility power systems. It acquires analog signals from current transformers (CTs) and voltage transformers (VTs), enabling UR relays to perform accurate protection, monitoring, and metering functions. Moreover, its modular design ensures seamless integration with UR chassis and CPU modules, offering a flexible solution for modern substation automation.

Technical Data / Specifications

Model Number: UR8LA
Series: GE Multilin UR (Universal Relay)
Type: CT/VT Input Module
Primary Function: Acquisition of analog CT and VT signals for protection and metering
System Compatibility: GE Multilin UR family (generator, transformer, line, motor protection relays)
Inputs: Multiple CT and VT channels (typically 8 CTs + 4 VTs depending on configuration)
Accuracy: High-accuracy measurement compliant with IEC 60255 standards
Isolation: Galvanic isolation between input channels and CPU
Dimensions: Standard UR chassis module size (6 × 4 in)
Weight: 1.0 kg
Operating Temperature: –40 °C to +70 °C
Storage Temperature: –40 °C to +85 °C
Country of Manufacture: Canada (GE Multilin facility, Ontario)

FAQ

Q1: What is the main function of the UR8LA module?
It acquires CT and VT analog signals for relay protection, metering, and monitoring functions.

Q2: How many CT and VT channels does it support?
The module typically supports 8 CTs and 4 VTs, depending on system configuration.

Q3: Is the UR8LA suitable for harsh industrial environments?
Yes, it operates reliably between –40 °C and +70 °C with robust galvanic isolation.

Q4: Which relays is it compatible with?
It is compatible with the GE Multilin UR series, including generator, transformer, motor, and line protection relays.

Q5: Does it comply with international measurement standards?
Yes, it provides high-accuracy measurements compliant with IEC 60255 standards.