Video Channel of China WENZHOU QIUPU ELECTRIC POWER CO., LTD.
Chat Now Contact Us
Home Videos Playlist Website

Indoor high voltage AC combined vacuum circuit breaker

Other Videos
January 25, 2026
Category Connection: Vacuum Circuit Breaker
Chat Now Contact Us
Tags:
#vacuum type circuit breaker #outdoor vacuum circuit breaker #indoor vacuum circuit breaker
Brief: In this video, we provide an in-depth explanation of the VS1-24 Indoor High Voltage AC Combined Vacuum Circuit Breaker. You will see how its advanced permanent magnet actuator and vacuum arc extinguishing technology ensure reliable performance in demanding electrical systems. We demonstrate the breaker's operation, showcasing its ability to maintain low arc voltage and quickly restore dielectric insulation for safe current interruption.
Related Product Features:
  • Utilizes a vacuum arc extinguishing chamber with high vacuum for superior arc quenching and insulation.
  • Features a permanent magnet actuator for reliable and efficient operation.
  • Generates a longitudinal magnetic field to maintain a diffuse, stable vacuum arc.
  • Rated for 24kV voltage and 50Hz frequency in indoor high voltage AC applications.
  • Provides strong insulation with a 68kV power frequency withstand voltage for 5 minutes.
  • Offers a long mechanical life of 2000 operations or more.
  • Supports both AC and DC control power options at 220V or 110V.
  • Ensures quick dielectric recovery post-arc extinction for enhanced safety.
FAQs:
  • What is the operating principle of the VS1-24 vacuum circuit breaker?
    The breaker uses a vacuum arc extinguishing chamber where a longitudinal magnetic field is generated between contacts. This keeps the arc diffuse and stable, allowing quick extinction and dielectric recovery after current interruption.
  • What are the key insulation ratings for this circuit breaker?
    It has a power frequency withstand voltage of 68kV for 5 minutes, a lighting impulse withstand voltage of 125kV, and a 1-minute frequency withstand voltage of 2000V, ensuring robust insulation performance.
  • What control power options are available for the VS1-24 breaker?
    The breaker can be operated with both AC and DC control power, available at standard voltages of 220V or 110V, providing flexibility for various installation requirements.
Related Videos