g GEOPM_SGS_USM_10K_40K_0US_V010.doc 4/88 Operating Manual SG Series 10, 20, 30 & 40 kVAPrefaceCongratulations on your choice of a SG Series Uninterruptible Power Supply (UPS).It will help eliminate Load disturbances due to unexpected power problems.This Manual describes the function of the UPS module, the purpose and location ofthe switches, the meaning of the system events related to the front panelindication, and provides procedures for starting and stopping the equipment.Please refer to the accompanying Installations Guide, which describes how toprepare the installation site, and it provides weight, dimensions and proceduresfor moving, installing and connecting the UPS.While every care has been taken to ensure the completeness and accuracy of thismanual, GE assumes no responsibility or liability for any losses or damagesresulting from the use of the information contained in this document.WARNING!SG Series 10, 20, 30 and 40 kVA, is a product that needs to be installed by alicensed and knowledgeable contractor.We recommend that this manual be kept next to the UPS for future references.If any problems are encountered with the procedures contained in this manual,please contact your Service Center before you proceed.This document shall not be copied or reproduced without the permission of GE.Some of the information contained in this manual may be changed without noticeto reflect technical improvements.Safety instructionsRead the safety instructions contained on the following pages carefully before theinstallation of the UPS, options and Battery System.Pay attention to the rectangular boxes included in the text:They contain important information and warning concerning electrical connectionsand personnel safety.Parallel version secured with RPAWhen included in the text, this symbol refers tooperation needed only for parallel system.