The General Electric Multilin UR 9EV is a high-performance CPU processor module designed for the Universal Relay (UR) platform. This module serves as the central processing unit for protection and control relays, providing advanced computational capabilities for demanding industrial power system applications.

Features

• High-speed processing architecture for real-time protection and control.
• 16-bit A/D conversion resolution for precise signal measurement.
• Sampling rate of 64 samples per cycle to ensure accurate waveform analysis.
• Designed for integration within the Multilin UR series relay chassis.
• Robust thermal design suitable for harsh industrial environments.

Technical Specifications

Installation Guidelines

• Ensure the relay chassis is powered down before attempting to install or remove the UR 9EV module.
• Handle the module using proper ESD (Electrostatic Discharge) precautions to prevent damage to internal circuitry.
• Verify that the module is fully seated in the designated CPU slot and that the locking mechanisms are engaged.
• Ensure adequate ventilation around the relay housing to maintain operating temperatures within the specified -40 degC to +70 degC range.
• Confirm that the input voltage matches the 220 V rating before energizing the system.

FAQ

What is the primary function of the UR 9EV?

The UR 9EV is a CPU processor module used in General Electric Multilin Universal Relays to handle logic, protection algorithms, and system communication.

Is this module compatible with all UR series relays?

The UR 9EV is specific to the Multilin UR platform. Please verify your relay's specific hardware revision and compatibility requirements before installation.

What are the environmental requirements for this module?

The module is designed for industrial use with an operating temperature range of -40 degC to +70 degC and should be kept in a non-condensing environment with humidity between 5% and 95%.