1.high frequency,online double conversion,IGBT 2.N+X redundant,Hot-swap,green UPS 3.high reliablity,availability,efficiency SICON- ... , 10KVA-200KVA, 20KVA-480KVAPower module: 3KVA, 6KVA, 5KVA, 10KVA, 15KVA, 20KVA MODULAR STRUCTUREThe UPS system is real modular structure. Each ... distributors and the users. And the maintenances of the UPS is very easy, just with the power module changed. Online UPS