... .<2% with linear load, <5% with nonlinear loadCrest factor / power factor3:1 / 0.9TechnologyTrue On-Line double conversion controlled ... by microcontrollerOverload recoveryautomatically transfer to UPS modeisolation transformerOn UPS mode, (on bypass mode ... DC fuse open, %v power supply fail, 13.5 v power supply fail, inverter overvoltage, 200% overload on each line, ...