8.6 Resetting and Turning On the DC Switch
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 caps of the RESET buttons for the three DC switches, and press the
RESET buttons inwards until you cannot go any further.
Step 2 Set the DC switches to ON.
Step 3 Tighten the caps of the RESET buttons.
Figure 8-18 Resetting and turning on the DC switch (DC SWITCH 1 is used as an
example)
----End
SUN2000-(75KTL, 100KTL, 110KTL, 125KTL) Series
User Manual 8 Maintenance
Issue 15 (2023-01-31) Copyright © Huawei Technologies Co., Ltd. 134
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