Huawei LUNA2000-2.0MWH Series - Smu

Indicator Color Status Description
The PSU is hibernating.
Blinking at
0.5 Hz
The communication between the PSU
and the monitoring module is
interrupted.
Fault
indicator
Red O The PSU is normal.
Steady on The PSU locks out due to output
overvoltage.
The PSU has no output due to an
internal fault.
2.6.1.5 SMU
SMU collects PSU information and controls PSU output.
SMU02C
Figure 2-23 Appearance
(1) SD card slot
(2) Running indicator (3) Minor alarm indicator
(4) Major alarm indicator (5) Buttons (6) USB port (protected by a
security protection mechanism)
(7) RS485/RS232
communications port
(8) FE communications port (9) CAN communications port
(10) Liquid crystal display
(LCD)
- -
Table 2-16 Indicator description
Name
Color Status Description
Running
indicator
Green O The SMU is faulty or has no DC
input.
LUNA2000-2.0MWH Series Smart String ESS
User Manual 2 Overview
Issue 08 (2022-11-15) Copyright © Huawei Technologies Co., Ltd. 45