Wattsonic AIO ESS | USER MANUAL
52
Before starting the inverter, follow these steps:
1) Turn the DC switch in the inverter bottom to the “ON” position.
2) Turn on the Sub-Master BMS DC Isolator.
3) Switch on the AC breaker.
4) The inverter will start to check the DC and AC input parameters and self-check,
and if everything is normal, the inverter will start to work according to the work
mode which you set on the App. The inverter display and indicators will show relative
parameters and status.
Please make sure all cables(PV/Battery/Grid/Back-up) are correctly connected
according to above instructions before start up the inverter, or it will has high risk to
damage inverter or batteries.
Turn on the DC Switch on the Sub-Master BMS. When the indicator light on the Sub-
Master BMS flashing 5 times with solid green or the display show correct system
information with no error.
Turn off the DC Switch on the Sub-Master BMS.
When turning off the inverter, please follow the steps below:
1) Shut off the inverter through the APP or the button on the display first.
2) Disconnect the breakers on the grid and load side.
3) Turn off the battery switch, and disconnect the DC breaker on the battery side (if
any).
4) Wait 30 seconds and then turn the inverter DC switch to the “OFF” position. At this
time, there is remaining power in the inverter capacitor. Wait for 5 minutes until the
inverter is completely de-energized before operating.
5) Disconnect the AC and DC cables.
System Start and Stop
Start Inverter
Start Battery
Stop Battery
Stop Inverter
Battery com
Battery Input
Battery Input
Inverter
Inverter COM.
DC ISOLATOR
OFF OFF
Service COM.
Inverter
Battery com
Battery Input
Battery Input
Inverter
Inverter COM.
DC ISOLATOR
Service COM.
Inverter
ON ON