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1. (WO2014193362) LPS ARCHITECTURE FOR UPS SYSTEMS

Pub. No.:    WO/2014/193362    International Application No.:    PCT/US2013/043089
Publication Date: Fri Dec 05 00:59:59 CET 2014 International Filing Date: Thu May 30 01:59:59 CEST 2013
IPC: H02J 1/10
Applicants: SCHNEIDER ELECTRIC IT CORPORATION
Inventors: GHOSH, Rajesh
KLIKIC, Damir
LIPARE, Mahendrakumar, Haribhau
Title: LPS ARCHITECTURE FOR UPS SYSTEMS
Abstract:
According to one aspect, embodiments herein provide a UPS comprising a transformer including a first primary winding configured to be coupled to a DC source, a second primary winding configured to be coupled to an AC source, and at least one secondary winding, control logic, and at least one output line, wherein the control logic is configured, in a first mode of operation, to enable the first primary winding to generate, based on power received from the DC source, a first output voltage at the at least one output line, and to disable the second primary winding, and wherein the control logic is configured, in a second mode of operation, to enable the second primary winding to generate, based on power received from the AC source, a second output voltage at the at least one output line, and to disable the first primary winding.