Huawei LUNA2000-200KWH-2H1 - On;Off-Grid Switching

6 On/O-Grid Switching
NO TICE
If the system experiences a power failure for more than 5 minutes and does not
need to transfer to o-grid operation, you are advised to manually shut down the
UPS to ensure that the UPS has sucient power. Start the UPS before the system
restarts.
Table 6-1 On/O-grid switching of the on/o-grid PV+ESS system
Scenario
Command and Operation for MGCC and Devices
From on-grid to o-
grid (power failure
lasting for 10 minutes
or less)
1. Turn o the on/o-grid switch.
2. On the SmartLogger WebUI, choose Monitoring >
Inverter > Running Param. > Feature Parameters
and set Microgrid compatibility to Enable.
3. The MGCC sends a command to set Working mode
from PQ to VSG under Monitoring > PCS >
Running Param. > Feature Parameters.
4. The MGCC sends a command to start the ESS and
PCS.
5. The MGCC sends a command to start the SUN2000.
6. The MGCC sends a PV power scheduling command.
The PV active power percentage can be set to 100%.
Commercial and Industrial Microgrid Energy Storage
Solution
Quick Guide (With Third-Party Microgrid Central
Controller) 6 On/O-Grid Switching
Issue 04 (2023-12-18) Copyright © Huawei Digital Power Technologies Co., Ltd. 39