GE URSHA Ruggedized Universal Relay Module

Description

Real-World Use & Application Scenarios
Where is this product used and why?
URSHA power supply modules are used to provide stable auxiliary power for GE Multilin protection relays and associated I/O within industrial control and electrical distribution environments. They are common in substations, industrial plants, and heavy electrical installations where reliable, clean 24 V DC support is required for remote signaling, interlocks, and auxiliary circuits. This class of module helps ensure protection relays, control logic, and diagnostics stay powered during variations in main supply, supporting uninterrupted protection, monitoring, and remote access capabilities. The URSHA family is typically selected for its robust reliability, hot-swappable operation in some configurations, and compatibility with the broader GE Multilin protection ecosystem, making it a dependable backbone for SCADA interfaces and local automation networks.

Product Introduction & Positioning
What it is, where it fits, and why it matters
The URSHA series is a line of power supply modules designed to deliver stable DC power to GE Multilin protection hardware. It plugs into GE’s protection rack systems and provides essential auxiliary voltage for relays, input/output circuits, and diagnostic subsystems. This module is positioned to simplify power management in protection schemes, reduce external power wiring complexity, and improve overall system reliability. For engineers and installers, URSHA offers a known-good supply path that integrates with EnerVista software, GE service tooling, and the UR family’s diagnostic capabilities, ensuring quick troubleshooting and dependable uptime across the protection infrastructure.