4.1。Unpacking and handling the battery ....................................................................................... 9 4.2.Download and install the VictronConnect app ........................................................................... 9 4.2.1.Update the battery and BMS firmware .......................................................................... 9 4.3.使用前的初始充电....................................................................................................................................................................................................................................................................................................................................................................................................................................................... 10 4.3.1。Why charge batteries before use .............................................................................. 10 4.3.2.How to charge batteries before use ........................................................................... 10 4.4.Mounting .................................................................................................................... 12 4.5.Connecting battery cables ................................................................................................ 12 4.5.1.Cable cross-sectional area and fuse ratings ................................................................. 12 4.5.2.Connecting a single battery .................................................................................... 12 4.5.3.Connecting multiple batteries in series ....................................................................... 13 4.5.4.Connecting multiple batteries in parallel ...................................................................... 13 4.5.5.Connecting multiple batteries in series/parallel .............................................................. 13 4.5.6.Battery banks consisting of different batteries ............................................................... 14 4.6.Connecting the BMS ...................................................................................................... 14 4.7.Charger settings ........................................................................................................... 15 4.8.调试...........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................