
EN / Mass Sine Ultra
22
6.2.1
MasterBus alarms
This is the Mass Sine Ultra list of MasterBus alarms with their meaning.
Alarm
Description
Overload
Mass Sine Ultra in overload. The loads exceed the nominal inverter power.
Over temperature
Internal temperature of the Mass Sine Ultra is too high.
Battery low
Battery voltage is too low.
Battery high
Battery voltage is too high.
Sync. error
Two or more Mass Sine Ultra’s in a multiple configuration do not synchronize well.
Config error
Configuration error, most often in multi inverter installations. Check MasterBus and DIP switch settings.
Install error
Installation error around the Mass Sine Ultra, not inside the unit. Check all connections.
System error
Internal Mass Sine Ultra error. Contact your Mastervolt supplier.
6.2.2
List of event sources
This is the Mass Sine Ultra list of event sources. These can initiate an event at another MasterBus connected device.
Event source
Description
Disabled
(no event programmed)
Inverting
The Mass Sine Ultra is in Inverter mode
Overload
The inverter current is too large
Low bat
The main battery voltage has dropped below the Low bat value
Alarm
A Mass Sine Ultra alarm has been triggered
External fan
Trigger point to activate an external cooling fan
6.2.3
List of event commands
This is the Mass Sine Ultra event commands list. Other MasterBus connected devices can be configured to initiate these
commands.
Event command
Description
Inverter On/Off
Change the Mass Sine Ultra inverter state to On/Off