Huawei SUN2000-8K-LC0 Series User Manual page 102

SUN2000-(8K, 10K)-LC0 Series
User Manual
Alarm ID Alarm
Name
2036 Grid
Overfreq
uency
2037 Grid
Underfre
quency
2038 Unstable
Grid
Frequenc
y
Issue 01 (2023-09-15)
Alarm Possible Causes
Severity
Major Cause ID = 1
Power grid exception: The
actual power grid
frequency is higher than
the standard requirement
for the local power grid.
Major Cause ID = 1
Power grid exception: The
actual power grid
frequency is lower than the
standard requirement for
the local power grid.
Major Cause ID = 1
Power grid exception: The
actual grid frequency
change rate does not
comply with the local
power grid standard.
Copyright © Huawei Digital Power Technologies Co., Ltd.
8 System Maintenance
Troubleshooting
1. If the alarm occurs
occasionally, the power grid
may be abnormal
temporarily. The device
automatically recovers after
detecting that the power grid
becomes normal.
2. If the alarm occurs frequently,
check whether the power grid
frequency is within the
allowed range. If no, contact
the local power operator. If
yes, modify the grid
overfrequency protection
threshold through the mobile
app or NMS with the consent
of the local power operator.
1. If the alarm occurs
occasionally, the power grid
may be abnormal
temporarily. The device
automatically recovers after
detecting that the power grid
becomes normal.
2. If the alarm occurs frequently,
check whether the power grid
frequency is within the
allowed range. If no, contact
the local power operator. If
yes, modify the grid
underfrequency protection
threshold through the mobile
app or NMS with the consent
of the local power operator.
1. If the alarm occurs
occasionally, the power grid
may be abnormal
temporarily. The device
automatically recovers after
detecting that the power grid
becomes normal.
2. If the alarm occurs frequently,
check whether the power grid
frequency is within the
allowed range. If no, contact
the local power operator.
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