Circuit Diagram; Device Status - Huawei LUNA2000-200KWH-2H1 Smart String ESS User Manual

LUNA2000-200KWH-2H1 Smart String ESS
User Manual

2.5.1 Circuit Diagram

Figure 2-30 Circuit diagram

2.5.2 Device Status

The ESS has six states: running, hibernating, self-checking, faulty, offline, and
loading.
Table 2-24 Device status description
Status
Running
Hibernating
Self-checking
Faulty
Offline
Loading
Issue 02 (2023-02-28)
Description
The ESS is charging from an external DC source or discharging
for external devices.
The ESS stops charging and discharging and shuts down the
rack controllers.
● In the running state, if the ESS receives a hibernation
command, it enters the hibernation state.
● In the hibernation state, if the ESS receives a running
command, it enters the running state.
The ESS is in progress of a self-check.
If a rack controller or battery pack is faulty, the system enters
the faulty state.
A rack controller is disconnected from the CMU.
After the CMU starts, the system is waiting for battery packs to
be connected.
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