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





