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      Digital I/O module designed for the Universal Relay (UR) series

      UR6EH

      Spare Part Number

      PNUR 6EH

      Product Information:

      The UR6EH is a GE Multilin UR Series Universal Relay Digital I/O module designed to provide flexible input and output expansion for protection, control, and monitoring applications in power systems. It is used within GE UR relay platforms to interface the relay with external field devices such as breakers, alarms, and interlocking circuits.

      The module typically provides 8 digital inputs and 4 Form-C (SPDT) outputs, enabling reliable signal acquisition and control switching within substation and industrial automation environments. These I/O channels support real-time operation, allowing the relay to interact directly with external equipment for protection and control functions.

      In UR-series systems, the UR6EH enhances system flexibility by supporting multiple I/O configurations and seamless integration with other UR relay modules. It is widely applied in electrical protection schemes for feeders, transformers, generators, and industrial power distribution systems, where fast and reliable digital signal handling is required.

      The module is designed for plug-in installation in GE UR relay racks and operates as part of a modular architecture, supporting configuration and diagnostics through GE EnerVista software. Its rugged design ensures stable performance in demanding electrical environments such as substations and industrial plants.

      • One-year warranty
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      Technical specifications for

      UR6EH

      0 TECHNICAL PARAMETERS
      • Manufacturer:
        General Electric
      • Product Category:
        General Automation
      • Spare Part Number:
        UR 6EH
      • Estimated shipping dimensions:
        4x18.5x17.4cm
      • Weight:
        0.9 kg
      • Tariff Code:
        8537101190
      • Country of origin:
        USA
      • Place of shipment:
        Xiamen, Fujian, China
      • Digital Inputs (DI)::
        8 channels (dry contact inputs)
      • Digital Outputs (DO)::
        4 Form-C (SPDT) relay outputs
      • Power Supply::
        Provided via UR relay backplane
      • Typical Voltage::
        24 V DC system supply (internal distribution)
      • Operating Temperature::
        -40°C to +70°C
      • Series:
        GE Multilin
      • Stock:
        40
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      Alternative Names

      UR6EH
      PRODUCT & ORDER FAQS

      Questions buyers ask about UR6EH

      • What is the core functional architecture of the UR6EH and how does it implement protection intelligence within a modular relay framework?

        The UR6EH is a member of the GE Multilin Universal Relay (UR) platform, engineered with a modular, distributed protection architecture that integrates high-speed microprocessor-based computation, deterministic logic execution, and configurable protection elements within a single bay-oriented device framework.

      • How does the UR6EH achieve high-speed fault detection and selective tripping under transient system disturbances?

        The UR6EH employs sampled-value digital signal processing (DSP) combined with adaptive filtering algorithms and symmetrical component extraction, enabling ultra-fast fault discrimination and selective trip coordination even under complex transient conditions such as CT saturation or inrush currents.

      • In what manner does the UR6EH support configurability for multi-functional protection schemes in complex power system topologies?

        The UR6EH utilizes a graphical logic engine (FlexLogic™-style architecture) allowing programmable Boolean logic, customizable protection elements, and dynamic interlocking schemes, thereby supporting highly flexible deployment across transmission, distribution, and industrial substations.

      • How does the UR6EH ensure deterministic communication performance within IEC 61850 or legacy substation automation environments?

        The UR6EH incorporates protocol-agnostic communication modules supporting IEC 61850 GOOSE messaging, Modbus, DNP3, and proprietary Ethernet-based protocols, ensuring deterministic data exchange with bounded latency in substation automation systems.

      • What redundancy and self-diagnostic mechanisms are embedded within the UR6EH to enhance system reliability and availability?

        The UR6EH integrates continuous self-monitoring diagnostics, including watchdog timers, memory integrity checks, and analog signal plausibility validation, thereby ensuring fail-safe operation and rapid fault isolation at both hardware and firmware levels.
      All FAQ
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          Moore Disclaimer: Moore Automated's sales automation equipment and related solutions are intended for industrial automation and business operational efficiency improvement purposes only. Product information, technical parameters, and application cases are for reference only and do not constitute an absolute guarantee of performance for any specific industry, scenario, or final application. Actual equipment performance may vary depending on factors such as the usage environment, system integration method, and maintenance conditions. Users should confirm compatibility and safety based on professional technical assessments. Moore Automated assumes no liability for any direct or indirect losses caused by improper use, modification, or failure to operate according to specifications, to the extent permitted by law.

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