The most advanced scheme, designed for critical equipment like servers and medical devices.
Because the inverter is always active, there is zero transfer time when the power fails. shemy raboty ibp
Activates when utility power fails completely or fluctuates beyond the AVR's corrective range. The most advanced scheme, designed for critical equipment
Better protection against brownouts than Off-line models, with a reduced frequency of battery use, extending battery life. 3. On-line (Double Conversion) Scheme The most advanced scheme