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Electrical Noise in Battery Installations

Dr. Zbigniew Noworolski

Ulo Reskov

In this paper, the authors will discuss the AC ripple during float, charge and discharge state of batteries in UPS installations. There are three types of AC signal capable to make some monitoring system useless. the magnitude and source for each signal will be explained later. the typical AC waveforms for various installations as well as the load supplied by the batteries will also presented and discussed.

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