Resetting And Turning On The Dc Switch - Huawei SUN2000-250KTL Series User Manual

SUN2000-(250KTL, 280KTL, 300KTL, 330KTL) Series
User Manual
Alar Alarm
m ID Name
6144 Monitori
0 ng Unit
Faulty

8.6 Resetting and Turning On the DC SWITCH

Prerequisites
If string backfeed, string connection in reverse polarity, or internal inverter fault is
displayed on the mobile app or remote monitoring system and the DC SWITCH is
in the TRIP position, the DC SWITCH has been automatically turned off. In this
case, rectify the fault based on the alarm handling suggestions before turning on
the DC SWITCH.
Procedure
Step 1 Set the DC SWITCH to OFF.
Step 2 Set the DC SWITCH to ON.
----End
Issue 02 (2022-12-20)
Alarm Possible Cause
Severity
Minor Cause ID = 1
● The flash memory is
insufficient.
● The flash memory has
bad sectors.
Copyright © Huawei Technologies Co., Ltd.
8 System Maintenance
Suggestion
Turn off the AC and DC switches, wait
for 5 minutes, and then turn on the
AC and DC switches. If the fault
persists, replace the monitoring board
or contact your dealer or technical
support.
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