Huawei SUN2000 Series Quick Manual page 10

Powering Off the System
5.2
1. Power off the SUN2000.
a) Send a shutdown command from the FusionHome app. If you log in as installer, on the
Home screen, choose Device maintenance > Inverter ON/OFF, and perform operations as
required; if you log in as user, on the main screen, choose
ON/OFF, and perform operations as required.
b) Turn off the AC switch between the SUN2000 and the power grid.
c) Turn off the main switch between the SUN2000 and the power grid.
d) Turn off the DC switch at the bottom of the SUN2000.
e) If a battery connects to the battery port, turn off the battery switch.
2. Power off the battery pack.
•
Do not turn off the Auxiliary Power ON/OFF switch in normal operation mode such as charge
and discharge mode.
•
If the battery pack is not used for a long time or there is any fault on the battery pack, turn off the
Circuit Breaker switch, and then turn off the Auxiliary Power ON/OFF switch.
a) Remove the wiring box cover.
b) Turn off the battery pack by setting the Circuit Breaker switch to the OFF position.
c) Ensure that every indicator on the battery pack is off. It should take 60 seconds at most
for the indicators to be off.
d) Turn off the Auxiliary Power ON/OFF switch.
e) Close the wiring box cover.
Auxiliary Power
ON/OFF switch
9
> Settings > Inverter
Circuit Breaker switch