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SUN2000-(3.8KTL-11.4KTL)-USL0

User Manual

6 System Commissioning

Issue 01 (2018-05-21)

Huawei Proprietary and Confidential

Figure 6-2 Manual switching

Step 2 If there is a power grid outage, the SUN2000 in the grid-tied state shuts down.

Step 3 After you press the backup enable button, the SUN2000 switches to the backup state.

Figure 6-3 Pressing the backup enable button

Step 4 When the power grid resumes normal functioning, the SUN2000 keeps running in the backup

state.

Step 5 After you press the backup enable button again to release it, the SUN2000 switches to the

grid-tied state.

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