MultiPlus-II 4k, 4k5, 6k5, 10k 230V Table of Contents 1. IMPORTANT SAFETY INSTRUCTIONS - Save these instructions! .......................................................... 1 2. Description ............................................................................................................................ 3 2.1. Boats, vehicles and other stand-alone applications ..................................................................... 3 2.2. On-grid and off-grid systems combined with PV ......................................................................... 3 2.3.
Battery charger .............................................................................................................. 4 2.3.1. Lead-acid batteries ................................................................................................ 4 2.3.2. Victron Lithium Battery Smart .................................................................................... 4 2.3.3. Other lithium batteries ............................................................................................ 4 2.3.4. More on batteries and battery charging ......................................................................... 5 2.4. ESS – Energy Storage Systems:
feeding energy back into the grid* .................................................. 5 3. Operation .............................................................................................................................. 6 3.1. On/Off/Charger Only Switch ................................................................................................ 6 3.2. Remote control .............................................................................................................. 6 3.3. Equalisation and forced absorption ........................................................................................ 6 3.3.1.
Equalisation ........................................................................................................ 6 3.3.2. Forced absorption ................................................................................................. 6 3.3.3. Activating equalisation or forced absorption ................................................................... 6 3.4. LED Indications .............................................................................................................. 7 3.5. Shut down procedure ..................................................................................................... 10 3.6.
Maintenance ............................................................................................................... 10 4. Installation ........................................................................................................................... 11 4.1. Location .................................................................................................................... 11 4.2. Vibration management .................................................................................................... 13 4.3. Connection of battery cables ............................................................................................. 13 4.4.
Connection of the AC cabling ............................................................................................ 14 4.5. Optional Connections ..................................................................................................... 14 4.5.1. Remote Control .................................................................................................. 14 4.5.2. Programmable relay ............................................................................................ 14 4.5.3. Programmable I/O ports ........................................................................................ 15 4.5.4.
Starter battery ................................................................................................... 15 4.5.5. Voltage sense .................................................................................................... 15 4.5.6. Temperature sensor ............................................................................................. 15 4.5.7. Parallel connection .............................................................................................. 15 4.5.8. Three-phase connection ........................................................................................ 15 5.
Configuration ....................................................................................................................... 17 5.1. Standard settings: ready for use ......................................................................................... 17 5.2. Explanation of settings .................................................................................................... 17 5.3. Configuring ................................................................................................................. 20 5.3.1. VictronConnect app ............................................................................................. 20 5.3.2.
VEConfigure ..................................................................................................... 20 5.3.3. VE.Bus Quick Configure Setup ................................................................................ 20 5.3.4. VE.Bus System Configurator .................................................................................. 20 6. Error Indications ................................................................................................................... 21 6.1. General error indications ................................................................................................. 21 6.2.
Special LED indications ................................................................................................... 22 6.3. VE.Bus LED indications .................................................................................................. 23 6.3.1. VE.Bus OK codes ............................................................................................... 23 6.3.2. VE.Bus error codes ............................................................................................. 23 7. Technical specifications .......................................................................................................... 26 8.
Appendix ............................................................................................................................. 30 8.1. A: Connection overview ................................................................................................... 30 8.2. B: Block diagram .......................................................................................................... 33 8.3. C: Parallel connection diagram .......................................................................................... 33