Huawei LUNA2000-200KWH-2H1 User Manual page 177

LUNA2000-200KWH-2H1 Smart String ESS
User Manual
Table 13-3 ESC/BCU alarm list
Alar Alarm
m ID Name
3013 Battery
Pack
Communi
cation of
Rack
Controller
Abnormal
3014 Rack
Controller
Abnormal
3015 Battery
Side
Overvolta
ge on
Rack
Controller
Issue 03 (2023-03-30)
Severit Possible Cause
y
Major Cause ID = 2
The rack controller
failed to communicate
with the battery packs.
Major Cause ID = 1–34
A major fault has
occurred on the internal
circuit of the rack
controller.
Major Cause ID: 1–3
The battery side voltage
exceeds the maximum
operating voltage of the
power module.
Copyright © Huawei Digital Power Technologies Co., Ltd.
Suggestion
1. Determine the positions of the input
and output circuit breakers of the ESC
and the AC input power switch of the
PSU corresponding to [ESR-
CabinetNo ESM-SlotNo].
2. Issue a hibernation command to all
ESRs, and turn off the switch on the
battery side, the switch on the bus
side, and the AC input power switch
of the PSU. Then wait for 5 minutes.
3. Check whether the J1/J2
communications cable (aviation plug)
and the [ESR-CabinetNo ESM-SlotNo]
communications cable are securely
connected.
4. Turn on the AC input power switch of
the PSU, the switch on the battery
side, and the switch on the bus side
in sequence, and issue a running
command.
5. If the alarm persists, contact the
vendor or technical support.
1. Locate the input and output circuit
breakers associated with [ESC-No].
2. Issue a hibernation command to the
ESR corresponding to the ESC, and
turn off the switch on the battery
side and the switch on the bus side in
sequence, and wait for 5 minutes.
3. Turn on the switch on the battery
side and the switch on the bus side in
sequence, and issue a running
command.
4. If the alarm persists, contact the
vendor or technical support.
1. Check whether a battery pack
overvoltage alarm is generated in the
rack. If yes, clear the alarm by
referring to the alarm handling
suggestions.
2. If the alarm persists, contact the
vendor or technical support.
13 Alarm Reference
168