Vacuum Circuit Breaker

High-voltage SF₆ gas-insulated Tank Circuit Breaker

High-voltage SF₆ gas-insulated Tank Circuit Breaker designed for power distribution and industrial applications. Ensures reliable switching, fault current interruption, and system protection. Ideal for substations, power plants, and industrial grids.  

Description

The Tank Circuit Breaker is a high-performance, SF₆ gas-insulated switchgear device designed for AC power systems. It provides safe and reliable switching of load, overload, and short-circuit currents, protecting power equipment and ensuring system stability. Widely used in substations, power plants, and industrial high-voltage networks, this circuit breaker is ideal for demanding electrical environments.

Key Features:

  • Durable Tank Construction: Made from high-strength alloy steel or aluminum, ensuring excellent mechanical strength and tight sealing.
  • Advanced Arc Extinguishing: Features a self-blast or hybrid arc chamber with copper-tungsten contacts for efficient arc quenching and long service life.
  • Reliable Operating Mechanism: Available with spring or hydraulic operating mechanisms for fast, precise switching operations. Includes status indicators for easy monitoring.
  • Insulated Support: Uses porcelain or composite insulators to ensure reliable isolation and mechanical stability.
  • Integrated Current Transformers: For accurate current measurement and seamless integration with protection devices.
  • Wide Voltage & Current Ratings: Supports 110kV–500kV systems and currents up to 4000A, capable of handling short-circuit currents up to 63kA.
  • Safe and Efficient Operation: SF₆ gas provides superior insulation and arc extinguishing, maintaining high performance even under extreme conditions.
  • Easy Maintenance & Diagnostics: Equipped with accessible components and SF₆ monitoring, enabling hassle-free inspection, maintenance, and fault management.

Applications:

  • Power transmission and distribution substations
  • Industrial electrical networks
  • Power plants and renewable energy facilities

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