Victron energy MultiPlus-II User Manual

Table of Contents
1. IMPORTANT SAFETY INSTRUCTIONS - Save these instructions! .......................................................... 1
2. Description ............................................................................................................................ 2
2.1. Boats, vehicles and other stand-alone applications ..................................................................... 2
2.2. On-grid and off-grid systems combined with PV ......................................................................... 2
2.3. Battery charger .............................................................................................................. 3
2.3.1. Lead-acid batteries ................................................................................................ 3
2.3.2. Li-ion batteries ..................................................................................................... 3
2.3.3. Other Li-ion batteries ............................................................................................. 3
2.3.4. More on batteries and battery charging ......................................................................... 4
2.4. ESS – Energy Storage Systems: feeding energy back into the grid (not applicable to the MultiPlus-II
12/3000/120-32) .................................................................................................................. 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
4. Installation ........................................................................................................................... 10
4.1. Location .................................................................................................................... 10
4.2. Connection of battery cables ............................................................................................. 11
4.3. Connection of the AC cabling ............................................................................................ 12
4.4. Optional Connections ..................................................................................................... 13
4.4.1. Remote Control .................................................................................................. 13
4.4.2. Programmable relay ............................................................................................ 13
4.4.3. Programmable analog/digital input/output ports ............................................................. 13
4.4.4. Voltage sense (connection terminal J, see appendix A) .................................................... 13
4.4.5. Temperature sensor (connection terminal J, see appendix A) ............................................. 14
4.4.6. Parallel Connection ............................................................................................. 14
4.4.7. Three-phase operation ......................................................................................... 14
5. Configuration ....................................................................................................................... 15
5.1. Standard settings: ready for use ......................................................................................... 15
5.2. Explanation of settings .................................................................................................... 15
5.3. Configuring the MultiPlus-II ............................................................................................... 18
5.3.1. VE.Bus Quick Configure Setup ................................................................................ 18
5.3.2. VE.Bus System Configurator .................................................................................. 18
5.3.3. VEConfigure ..................................................................................................... 18
5.3.4. VictronConnect .................................................................................................. 18
6. Maintenance ......................................................................................................................... 19
7. Error Indications ................................................................................................................... 20
7.1. General error indications ................................................................................................. 20
7.2. Special LED indications ................................................................................................... 21
7.3. VE.Bus LED indications .................................................................................................. 22
7.3.1. VE.Bus OK codes ............................................................................................... 22
7.3.2. VE.Bus error codes ............................................................................................. 22
8. Technical Specifications .......................................................................................................... 25
A. APPENDIX A: Connection overview ............................................................................................ 27
B. APPENDIX B: Block diagram .................................................................................................... 28
MultiPlus-II 48V 3kVA 120V

Victron energy MultiPlus-II Specifications

General

Model	MultiPlus-II
Inverter Power	3000 VA
Output Power	2400 W
Output Voltage	230 VAC
Output Frequency	50 Hz or 60 Hz
Charger Current	35 A
Efficiency	94%
Weight	18 kg
Input Voltage	230 VAC
Input Voltage Range	187-265 VAC
PowerControl and PowerAssist	Yes
Battery Voltage	48 V
Transfer Switch	50 A
Protection	Overload, Short Circuit, Over Temperature
Communication	VE.Bus, VE.Direct