... security, customs, government and other entities at home and abroad.2008 Beijing Olympic stadiums, Expo ... UPS, features with high efficiency (≥95%), high stability (N+X redundancy) and extremely high cost-efficiency.POWER RANGESystem capacity: ... /1, 1/3, 1/1GREAT PERFORMANCE INDEXOverall efficiency ≥ 95%, inverter efficiency ≥97%,THDI ≤ 3%, and input PF≥ ... power module changed. pure sine wave online UPS