G series on-line UPS, including 1KVA to 20KVAS series products, compared with the off-line UPS, the on-line UPS can offer more better power supply for overload. It's the best structure whether regulater output voltage range, frequency range, input noise deleting or zero-change time of normal mode & battery mode etc.
Therefore, we should choose the on-line UPS for important facilities or any other vital fields.