GE UR9KH Output module

Product Detailed Description (General for UR Series):

GE Multilin UR series relays integrate protection, control, metering, and communication functions into a single device. They are designed to operate reliably in harsh environments and critical infrastructure.

• Protection: Offers a wide array of protection functions for various power system elements such as transmission lines, feeders, transformers, generators, motors, and buses. These functions are typically configurable to meet specific application requirements.

• Control: Provides extensive control capabilities for circuit breakers, disconnectors, and other substation equipment. This includes local and remote control, interlocking logic, and automation functions.

• Monitoring & Diagnostics: Features advanced metering for electrical parameters (voltage, current, power, energy), event recording, fault recording (oscillography), and disturbance recording. This data is crucial for post-fault analysis, system optimization, and predictive maintenance.

• Communications: Equipped with multiple communication ports and support for various industry-standard protocols (e.g., IEC 61850, Modbus TCP/IP, DNP3, IEC 60870-5-103/104, PRP/HSR for redundancy) for seamless integration into SCADA, DCS, and enterprise systems.

• Modular Design: Many UR series relays feature a modular hardware design, allowing for flexible configuration of I/O (digital inputs/outputs, analog inputs/outputs), communication cards, and power supply options. This enables customization for specific application needs.

• User Interface: Typically includes a large graphical display, keypad, and intuitive menu structure for local operation, configuration, and data viewing.

• Cyber Security: Incorporates cyber security features to protect critical infrastructure from unauthorized access and cyber threats.

Product Parameters (General for UR Series - will vary greatly by specific model):

• Input Voltage/Current: Typically designed for specific voltage (e.g., 100-120V, 200-240V AC) and current (e.g., 1A, 5A from CTs) inputs, or nominal DC voltages.

• Auxiliary Power Supply: Wide range of AC/DC options (e.g., 24-48 VDC, 110-250 VDC/VAC).

• Digital Inputs/Outputs: Configurable dry or wet contacts; number varies from a few to dozens.

• Analog Inputs/Outputs: Options for analog metering (e.g., 4-20mA, +/-10V).

• Communication Ports: Ethernet (RJ45), Serial (RS232, RS485, Fibre Optic).

• Protocols: IEC 61850, Modbus TCP/RTU, DNP3, IEC 60870-5-103/104, PRP/HSR, PTP (IEEE 1588).

• Protection Functions: (e.g., ANSI codes 21, 50, 51, 59, 27, 81, 87, 67, 32, 40, etc. – vast range).

• Operating Temperature: Typically -40 °C to +85 °C.

• Mounting: Panel mount.

• Certifications: IEC, UL, CSA, CE, etc. for various applications and regions.

Product Advantages (General for UR Series):

• High Reliability and Dependability: Designed to operate in critical power system applications with high levels of robustness and electromagnetic compatibility.

• Comprehensive Protection: Protects valuable assets and ensures system stability by detecting and isolating faults quickly.

• Enhanced Grid Stability: Fast and accurate fault clearing helps maintain the integrity of the power system.

• Reduced Downtime: Prevents extensive equipment damage and minimizes outages through timely fault detection and isolation.

• Advanced Diagnostics: Detailed event and fault records streamline troubleshooting and root cause analysis, reducing maintenance time.

• Interoperability: Support for open communication protocols facilitates seamless integration with various substation automation and SCADA systems.

• Cyber Security: Built-in features protect against cyber threats, crucial for critical infrastructure.

• Flexibility and Scalability: Modular design allows for customization and future expansion of functionalities.

• Long Product Lifespan: Designed for long-term operation with continuous feature enhancements through firmware updates.

Precautions (General for UR Series):

• Expert Installation and Configuration: Installation and configuration require trained personnel familiar with protection relays and power systems. Incorrect settings can lead to misoperation or system instability.

• Correct CT/VT Sizing: Ensure that Current Transformers (CTs) and Voltage Transformers (VTs) are correctly sized and connected to the relay inputs. Incorrect ratios or wiring can lead to inaccurate measurements and protection.

• Grounding: Proper grounding of the relay is critical for safety and reliable operation, especially in harsh electrical environments.

• Firmware Updates: Regularly check for and apply firmware updates from GE to ensure optimal performance, security, and access to new features.

• Cyber Security Best Practices: Implement network segmentation, strong passwords, and other cybersecurity measures to protect the relay from unauthorized access.

• Environmental Conditions: Operate the relay within its specified temperature, humidity, and vibration limits.

• Regular Testing: Periodically test the relay's protection functions and I/O to ensure it is operating correctly and will perform as expected during a fault.

Product Applications (General for UR Series):

GE Multilin UR series relays are used in a broad spectrum of power system and industrial applications:

• Transmission Line Protection: Distance protection, overcurrent, and differential protection for transmission and sub-transmission lines.

• Feeder Protection: Overcurrent, ground fault, and recloser control for distribution feeders in utility and industrial networks.

• Transformer Protection: Differential, overcurrent, and thermal protection for power and distribution transformers.

• Generator Protection: Comprehensive protection for synchronous and asynchronous generators against electrical and mechanical faults.

• Motor Protection: Advanced protection for critical industrial motors against various electrical and thermal overloads.

• Busbar Protection: Differential and overcurrent protection for busbars in substations and industrial facilities.

• Capacitor Bank Protection: Protection and control for capacitor banks used for power factor correction.

• Substation Automation: Integrated protection, control, and monitoring in substation automation systems.

• Industrial Plants: Protection and control of various electrical assets in manufacturing, mining, oil & gas, and petrochemical plants.

• Renewable Energy Integration: Protection and control for renewable energy generation assets like wind farms and solar plants.

Payment: Bank of Chicago, Bank of Singapore

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