GE T35-A00-HCF-F8A-H6D-M8A-PXX-U8C-W7C Transformer Protection System

Overview 

The GE T35-A00-HCF-F8A-H6D-M8A-PXX-U8C-W7C Transformer Protection System provides comprehensive protection for transformers, offering essential primary and backup functions. It is designed to support a variety of transformer configurations, delivering accurate and reliable protection, control, and monitoring. The system features advanced protection algorithms and a highly flexible I/O structure, making it ideal for complex transformer applications in substations.

Technical Specifications

• Protection Functions:

  • Differential Protection: High-speed protection for transformer windings, ensuring rapid response to internal faults.
  • Overcurrent Protection: Phase and ground overcurrent protection for safeguarding against fault currents.
  • Backup Protection: Provides additional protection if the main protection fails or is unavailable.

• Input Options:

  • Up to 6 sets of current transformer (CT) inputs, allowing for flexible configuration with three-winding transformers in dual-breaker arrangements.
  • Supports flexible transformer configurations with high-accuracy differential restraint.

• Communication Protocols:

  • IEC 61850 Ed. 1 and Ed. 2 certified, ensuring modern interoperability and seamless integration.
  • GOOSE (Generic Object Oriented Substation Events) communication for wide-area protection and control.
  • Routable GOOSE (R-GOOSE), enabling messages to extend beyond the substation for improved protection.
  • Process Bus support (IEC 61850-9-2LE, IEC 61869, IEC 61850-9-2 Hardfiber) for improved data communication.

• Cybersecurity Features:

  • CyberSentryTM cybersecurity solution to help meet the stringent security requirements of critical infrastructure.

• I/O and Flexibility:

  • Multiple I/O options, including high-density I/O and programmable logic.
  • Modularity allows for specific customization to meet various application needs.

• Display and Visualization:

  • Large full-color display for real-time visualization of transformer protection status.
  • Bay mimic, annunciator functionality, and phasor visualization for enhanced monitoring and control.

• Environmental Conditions:

  • Operating Temperature: -20°C to 60°C
  • Storage Temperature: -40°C to 85°C
  • Humidity: 5% to 95%, non-condensing