Eaton Small External Battery Cabinet (EBC-S)and Large External Battery Cabinet (EBC-L) User’s and Installation Guide© Eaton Corporation plc 2015. All rights reserved. Revision: 002 Document ID: P-164000504 11 (37)2.1 AudienceThe intended audience of this document is as follows:• People who plan and perform the installation of the UPS system• People who use the UPS systemThis document provides guidelines for how to check the external batterycabinet delivery and how to install and operate the cabinet.The reader is expected to know the fundamentals of electricity, wiring,electrical components and electrical schematic symbols. This documentis written for a global reader.CAUTIONRead this document before you start to operate or perform work onthe UPS system.2.2 CE markingThe product has a CE marking in compliance with the followingEuropean directives:• LV Directive (Safety) 2006/95/ECDeclarations of conformity with UPS harmonized standards anddirectives EN 62040-1 (Safety) is available at www.eaton.eu or bycontacting your nearest Eaton office or authorized partner.2.3 User precautionsThe only permitted user operation is to turn the battery circuit breakeron or off.Follow the precautions and only perform the described operations. Anydeviation from the instructions can be dangerous to the user or causeaccidental load loss.. DANGERDo not open any screws in the unit. Failure to recognize the electricalhazards can prove fatal.