Please refer to the installation manual chapter 5 paragraph 7. The Trimod HE is configured by default with shared batteries. In the case of installation with separate batteries it is necessary to contact the LEGRAND Technical Service Centre to receive the installer password and instructions necessary for configuration. (*) Available only in "Service Mode" the configuration of the battery installation type is performed by following the path UPS Settings BatterieBatteria common after entering the password provided by the LEGRAND Technical Service Centre. Follow the path UPS Settings Batteries KB total to select the correct number of KB (Kit Battery) installed. Please note that 1 KB (Kit Battery) represents a string of 20 batteries in series. In the case of models with internal battery drawers and modular external battery cabinets, 1 KB is 4 battery drawers.