DC455K0000S133

Overview

The TGS DC455K0000S133 is a high-voltage direct current (HVDC) circuit breaker designed for modern power transmission networks. It utilizes advanced vacuum interrupter technology to achieve rapid arc extinction and reliable interruption of fault currents. The device supports rated voltages up to 455 kV, enabling efficient integration into multi-terminal HVDC grids. Its compact design facilitates installation in space-constrained substations while maintaining robust mechanical endurance. Key electrical characteristics include high breaking capacity and low energy dissipation during switching operations, ensuring grid stability under transient conditions.

Feature Summary

• Advanced vacuum interrupter technology for rapid arc extinction
• Compact mechanical design suitable for constrained substation environments
• High mechanical endurance supporting frequent switching operations
• Low energy dissipation during fault interruption events

Applications

• Multi-terminal HVDC grid interconnections
• High-voltage direct current transmission line protection
• Flexible AC/DC hybrid power system integration
• Industrial high-power DC load switching

Procurement Notes

Verify the specific voltage class and interrupter configuration against project requirements before ordering. Confirm interface dimensions and mounting specifications with the manufacturer's latest mechanical drawings. Ensure compatibility with existing control systems and communication protocols. Request detailed test reports for dielectric strength and thermal performance. Validate that the delivered unit matches the exact model suffix for correct operational parameters.

Selection Notes

Select this component based on its suitability for high-voltage DC applications requiring fast fault clearance. Evaluate the mechanical life expectancy against the expected switching frequency of the target network. Consider the environmental rating if the installation site has extreme temperature or pollution levels. Assess the integration complexity with adjacent switchgear and control units. Compare total lifecycle costs including maintenance intervals and spare parts availability.

Part Context

This circuit breaker belongs to TGS's series of high-voltage DC switching devices engineered for next-generation power grids. It addresses the growing need for reliable fault management in renewable energy integration projects. The design emphasizes reliability and minimal maintenance in critical infrastructure settings. It complements other HVDC components by providing precise isolation and protection capabilities essential for grid resilience.

Replacement Considerations

No public confirmed substitute part numbers are available for this specific model. Cross-referencing requires matching technical specifications precisely. Consult the manufacturer for approved alternatives if discontinuation occurs. Verify dimensional and electrical compatibility before considering any generic replacements.