Huawei SUN2000-196KTL-H0 - Page 111

Alarm
ID
Alarm Name Alarm
Severity
Cause Troubleshooting Suggestions
61440 Faulty
Monitoring
Unit
Minor Cause ID=1
1. The ash memory is
insucient.
2. The ash memory has
bad sectors.
Turn o the AC output switch
and DC input switch, and then
turn them on after 5 minutes.
If the fault persists, replace the
monitoring board or contact
your dealer or Huawei
technical support.
NO TE
If you cannot rectify faults with the measures listed in troubleshooting suggestions, contact
your dealer or Huawei technical support.
8.6 Loading the DC Switch
NO TE
The DC switches can turn o automatically in the case of internal failures of inverters.
Prerequisites
If internal inverter fault is displayed on the mobile app or remote monitoring
system and the DC switch is OFF, the DC switch of the inverter has been
automatically turned
o. In this case, rectify the fault based on the alarm
handling suggestions before turning on the DC switch.
Procedure
Step 1 Loosen the nuts on the RESET buttons under the three DC switches.
Step 2 Press the RESET buttons until it cannot go further, and then tighten the nuts of
the RESET buttons.
Figure 8-17 Loading the DC switch (DC SWITCH 1 is used as an example)
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SUN2000-(196KTL-H0, 200KTL-H2, 215KTL-H0)
Series
User Manual 8 Maintenance
Issue 08 (2021-09-30) Copyright © Huawei Technologies Co., Ltd. 103