40-600kVA PRM Plus Modular UPS 40kVA and 50kVA module, 380/400/415VAC, 3:3 PRM PLUS (40-600KVA)series power system structure is extremely flexible, the concept of power modular designing can be easily removed at runtime and installed without affecting system operation and output, implement investment planning with the need to expand, allowing users to achieve dynamic growth with business development. It saves customer's costs for initial equipment purchasing and future expansion. When user estimated UPS capacity, often underestimated or high expected, PRM PLUS(40-600KVA) series power can solve the above problems effectively, help user to carry out construction and investment in phase under the condition that future development direction is not clear. When users want to add load to the UPS, only adding the required number of modules for expansion.