Leave Your Message
Products Categories
Featured Products

Multifunctional VAAS for MV and LV AC Protection - China Suppliers & Factory Solutions for Voltage Management

Introducing VAAS, a cutting-edge multifunctional electrical safety active defense device designed to address various voltage-related challenges. As a leading product from our China-based factory, VAAS integrates voltage short-term interruption support, voltage temporary drop regulation, voltage temporary rise regulation, load interference suppression, and three-phase imbalance suppression. This innovative device effectively manages real-time issues such as power fluctuations and short-term voltage interruptions, making it an essential solution for reliable power management.

,

The VAAS system features the ability to temporarily disconnect power sources during voltage sag events, typically lasting from 1 to 3 seconds, while supplying stable power to connected loads. It is engineered to support power supply adjustments, regulate voltage sags and rises, eliminate load interference, and provide real-time fault arc monitoring. As a trusted supplier, we ensure that VAAS meets the highest performance standards.

,

Our VAAS device comprises three key components: a thyristor bypass section, a converter section, and a supercapacitor energy storage section. The thyristor bypass section quickly disconnects in the event of abnormal voltage levels, ensuring safety and stability. The inverter section stores energy for renewable energy devices and outputs compensating voltage to maintain optimal performance. Additionally, a filtering component guarantees that the load-side voltage generated by VAAS complies with strict regulatory requirements, making it a vital asset for diverse industrial applications.

    Products Feature

    Maintenance free, extremely low operating costs, and no environmental pollution.
    Extremely strong overload and dynamic response capabilities.
    Very suitable for protecting impact loads.
    The failure rate is extremely low, and the equipment itself will not cause load power failure.
    No harmonic interference on the power grid or load.
    Efficiency up to 99%.

    Products Advantage

    VAAS adopts a parallel mode, which standby when the power supply is normal and works when the power supply voltage fluctuates.
    VAAS adopts various protection measures such as valve redundancy and fast bypass to ensure safe load operation and high reliability.
    Supercapacitor constant current and constant voltage isolation charging technology for fast charging.
    Distributed control and optoelectronic isolation technology for power converter modules, synchronous coordination, and natural redundancy.
    Phase automatic tracking technology,Same phase and same amplitude cut in.
    Phase automatic tracking technology,Flexible and disturbance free standby after sag ends.
    1ms response time and the most precise equipment can safely overcome sag.

    Detail Pictures

    Frequently Asked Questions

    What are the main features of the VAAS system?

    The VAAS system is maintenance-free, features extremely low operating costs, and causes no environmental pollution. It boasts strong overload capabilities, up to 99% efficiency, and does not cause harmonic interference or load power failures.

    How does the VAAS system respond to voltage fluctuations?

    VAAS operates in a parallel mode. It remains on standby when the power supply is normal and automatically activates to protect the load when the power supply voltage fluctuates.

    What is the response time of VAAS during a voltage sag?

    The system features an ultra-fast 1ms response time, ensuring even the most precise and sensitive equipment can safely overcome voltage sags without interruption.

    What safety and reliability measures does VAAS employ?

    VAAS utilizes valve redundancy, fast bypass mechanisms, distributed control, and optoelectronic isolation technology for its power converter modules to ensure safe load operation and natural redundancy.

    How does the charging system of VAAS work?

    VAAS utilizes a supercapacitor constant current and constant voltage isolation charging technology to achieve safe and fast charging capabilities.

    What is phase automatic tracking technology in VAAS?

    Phase automatic tracking technology enables same phase and same amplitude cut-in during voltage disturbances, and ensures a flexible, disturbance-free return to standby mode after the voltage sag ends.

    Leave Your Message