The 9900CX uses 350kVA power modules mated to intelligent bypass modules. The bypass modules are available in 1050kVA, 1400kVA, 1750kVA, and 2100kVA, and are paired with up to six power modules.
Source URL: Mitsubishi Electric introduces 9900CX 480V static UPS
Source Website: Factory Automation – Automation.com
