MultiPlus-II 2x120V Table of Contents 1. IMPORTANT SAFETY INSTRUCTIONS - Save these instructions! .......................................................... 1 2. Description ............................................................................................................................ 3 2.1. 120/240V input and output, or 120V input and output (always 120V output when in inverter mode) .............. 3 2.2. Battery charger .............................................................................................................. 3 2.2.1. Lead-acid batteries ................................................................................................ 3 2.2.2.
Second charge output for starter battery ....................................................................... 3 2.2.3. Victron Lithium Battery Smart .................................................................................... 4 2.2.4. Other lithium batteries ............................................................................................ 4 2.2.5. More on batteries and battery charging ......................................................................... 4 3. Operation .............................................................................................................................. 5 3.1.
On/Off/Charger Only Switch ................................................................................................ 5 3.2. Remote control .............................................................................................................. 5 3.3. Equalisation and forced absorption ........................................................................................ 5 3.3.1. Equalisation ........................................................................................................ 5 3.3.2. Forced absorption ................................................................................................. 5 3.3.3.
Activating equalisation or forced absorption ................................................................... 5 3.4. LED Indications .............................................................................................................. 6 3.5. Shut down procedure ....................................................................................................... 9 3.6. Maintenance ................................................................................................................. 9 4. Installation ........................................................................................................................... 10 4.1.
Location .................................................................................................................... 10 4.2. Vibration management .................................................................................................... 12 4.3. Connection of battery cables ............................................................................................. 12 4.4. Connection of the AC cabling ............................................................................................ 13 4.5. Optional Connections ..................................................................................................... 14 4.5.1.
Remote Control .................................................................................................. 14 4.5.2. Programmable relay ............................................................................................ 14 4.5.3. Programmable I/O ports ........................................................................................ 14 4.5.4. Starter battery ................................................................................................... 14 4.5.5. Voltage sense .................................................................................................... 14 4.5.6.
Temperature sensor ............................................................................................. 14 4.5.7. Parallel connection .............................................................................................. 14 4.5.8. Three-phase connection ........................................................................................ 15 5. Configuration ....................................................................................................................... 16 5.1. Standard settings: ready for use ......................................................................................... 16 5.2.
Explanation of settings .................................................................................................... 16 5.3. Configuring ................................................................................................................. 19 5.3.1. VictronConnect app ............................................................................................. 19 5.3.2. VEConfigure ..................................................................................................... 19 5.3.3. VE.Bus Quick Configure Setup ................................................................................ 19 5.3.4.
VE.Bus System Configurator .................................................................................. 19 6. Error Indications ................................................................................................................... 20 6.1. General error indications ................................................................................................. 20 6.2. Special LED indications ................................................................................................... 21 6.3. VE.Bus LED indications .................................................................................................. 22 6.3.1.
VE.Bus OK codes ............................................................................................... 22 6.3.2. VE.Bus error codes ............................................................................................. 22 7. Technical specifications .......................................................................................................... 25 8. Appendix ............................................................................................................................. 28 8.1. A: Connection overview ................................................................................................... 28 8.2. B:
Block diagram .......................................................................................................... 30 8.3. C: Parallel connection diagram .......................................................................................... 31 8.4. D: Three-phase connection diagram .................................................................................... 31