go to the UPS product page Carlo Kufahl asked on Jul 4th, 2014 in UPS

What is a Transformerless UPS & its advantages ?

Carlo Kufahl , Product marketing

ABB's answer

A Transformerless Ups does not have any internal Transformer, the phase controlled rectifier is replaced by a DC Converter which boosts the Rectifier output to a higher level Advantages are : The Generator can be sized smaller than with a Transformer based Ups. Improved Efficiency Higher Input Power Factor Reduced operating costs Reduced physical size & weight Lower audible Noise Enhanced battery life

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  • Carlo Kufahl

    Carlo Kufahl

    Product marketing

    Carlo Kufahl is the Product Manager for 3-phase modular UPS at the center of excellence for UPS, Power Protection Product Group of ABB, Quartino, Switzerland. He joined in 2010 and as a Sales Engineer for two years and then he took over as Product Manager. Today he coordinates and manages the complete life cycle of the 3-phase modular UPS which includes pre-development, development, launch, sales and phase out of products. Carlo holds a Bachelor’s degree in Electrical Engineering from the University of Applied Sciences and Arts of Southern Switzerland. Carlo also holds a Master in Business Administration obtained at Zürich University of Applied Sciences.

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