Mass Combi Ultra, Mass Combi Pro
– Installation Manual Multiple Units
Parallel configuration with DIP switches
13
4.6
Configuration with DIP switches
Pre-commissioning
1. Make sure that the units are switched off.
2. Make sure that all connections are firmly tightened.
Configuration
3. Use a small screwdriver to carefully set the DIP switches of block A:
DIP switch location MCU & MCP
On the Primary unit set DIP switch A1 on (position 1) and keep A2 off (position 0).
On the Replica unit keep DIP switch A1 off (position 0) and set A2 on (position 1).
All other DIP switches
(B1…B8 and A3…A8) on the Replica unit must match the settings on the Primary unit. For an
overview of DIP switch settings, please see the user manual.
4.7
Initial start-up
1. Install the DC fuses and close the battery switch.
2. Close the covers of all units.
3. Close the AC breaker in AC output 1 of each unit.
4. Switch on all units.
5. Check that the units are working as inverter.
6. Close the AC breaker in the Mains Input of each unit.
7. Check that the units are working as charger when 230V
AC
is applied to the Mains Inputs.
8. If applicable repeat this procedure for the generator.
