This resource is no longer available
Technical Comparison of On-line Vs. Line-interactive UPS Designs
UPS systems below 5000VA are available in two basic designs: line-interactive or doubleconversion on-line. This paper describes the advantages and disadvantages of each topology and addresses some common misconceptions about real-world application requirements.
AuthorsJeffrey Samstad Chief Engineer of the Smart-UPS RT Product Line, American Power Conversion Jeffrey Samstad is Chief Engineer of the Smart-UPS RT product line at American Power Conversion. He has a Bachelors degree in Electrical Engineering and 14 years of experience leading UPS design teams and working with various UPS architectures.
Michael Hoff American Power Conversion Michael Hoff has a Masters degree in Electrical Engineering, Power Systems, from Northeastern University and leads a New Technology Research group for American Power Conversion. During his 16 years at APC he has developed uninterruptible power supplies and UPS architectures, and has managed product development projects, teams, and groups in the US and abroad.