... They are widely used in different fields, including electric power, science institute, national defense, telecom, finance, ... cost-efficiency. POWER RANGESystem capacity:3 KVA -36KVA, 5KVA-180KVA, 10KVA-200KVA, 20KVA-480KVAPower module: 3KVA, 6KVA ... UPS system is real modular structure. Each power module functions as a unique UPS uniteRedundant updateable system ... easy, just with the power module changed.