Just want to share how i connected my bms to lipos. Fcu digital controller provided by mscc.
Diy Lithium Battery Bms Wiring Part 3 5
Bms connection diagram. Wiring control wiring multi strand annealed tin copper with sheath and pvc insulation power wiring multistrand copper conductor with pvc insulation communication wiring multistrand sheathed stranded pvc insulated cat 5 or 6 cable. Bms lipo batteries soldering skills so i did not think about making this guide until i had already soldered all my components i will update when i do this again but until. Bms front end discharge temperature sensor room mounted thermostat provided by mscc. Bms automation wiring 1. I used 26 gauge wire 40 mm diameter for the balance connections and 18 gauge 102 mm diameter for the battery and load outputs since they will be handling almost 10 amps of current. A battery management system or bms for short is used to protect your battery during charging and discharging.
In a nutshell bms system otherwise called as bas or building automation is computer based control system which reduces the workforce automate the system and saving the energy consumption in buildings by monitoring and controlling the mechanical and electrical equipment in modern day buildings or any industrial plants. After installed our software to your pclaptop. Pcb layout and size. Once they all match you can solder the balance wires from each connection to the correct pads on the bms. The p wire is the negative discharge connection so that will plug into whatever device you are powering such as an electric bicycle or skateboard controller an inverter etc. Primary drain pan high level sensor hhws 0 fcu control diagram not to scale filter supply fan t occupancy sensor notes.
During charging the bms will monitor the voltage of all of your cells and balance the cell groups to ensure they are charged equally. In this case i will be using two 4s lipos in series to an 8s bms however this guild should work out for any lipo config you would like to use. The wiring diagram for this bms is shown below and you can read an article showing you how to. Bms specification inside battery connection diagram inside bestech power company profile inside. Provide with temperature readout set point adjust and unoccupied override button. Our bms already has this wire soldered to the bms so you are essentially done at this point unless you want to lengthen that wire by soldering on a longer piece.
The pc end software copyright belongs to bestech power to set and modifying all the logical parameters.
Gallery of Bms Connection Diagram
