Huawei SUN2000-50KTL-JPM0 User Manual page 101

SUN2000-(50KTL-JPM0, 50KTL-JPM1, 63KTL-JPM0)
User Manual
Alarm Alarm Alarm
ID Name Severity
2036 Grid Major
Overfre
quency
2037 Grid Major
Underfr
equency
2038 Unstabl Major
e Grid
Frequen
cy
Issue 01 (2018-09-30)
Cause
Power grid exception: The actual grid
frequency is higher than the
requirement of the local power grid
standard.
Power grid exception: The actual
power grid frequency is lower than the
standard requirement for the local
power grid.
Power grid exception: The actual grid
frequency change rate does not comply
with the local power grid standard.
Copyright © Huawei Technologies Co., Ltd.
8 Maintenance
Measures
1. If the alarm occurs
accidentally, the power grid
may be abnormal temporarily.
The SUN2000 automatically
recovers after detecting that the
power grid becomes normal.
2. If the alarm occurs frequently,
check whether the grid
frequency is within the
acceptable range. If no, contact
the local power operator. If
yes, modify the power grid
overfrequency protection
threshold with the consent of
the local power operator.
1. If the alarm occurs
accidentally, the power grid
may be abnormal temporarily.
The SUN2000 automatically
recovers after detecting that the
power grid becomes normal.
2. If the alarm occurs frequently,
check whether the grid
frequency is within the
acceptable range. If no, contact
the local power operator. If
yes, modify the power grid
underfrequency protection
threshold with the consent of
the local power operator.
1. If the alarm occurs
accidentally, the power grid
may be abnormal temporarily.
The SUN2000 automatically
recovers after detecting that the
power grid becomes normal.
2. If the alarm occurs frequently,
check whether the grid
frequency is within the
acceptable range. If no, contact
the local power operator.
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