Powering On The System; Powering Off The System - Huawei SUN2000 Series User Manual

6.2 Powering On the System

Precautions
Before turning on the AC switch between the SUN2000 and the power grid, use a multimeter
set to the AC position to check that the AC voltage is within the specified range.
Procedure
Step 1 Turn on the AC switch between the SUN2000 and the power grid.
If you perform
starts normally only after the fault is automatically rectified.
Step 2 Set the DC SWITCH at the bottom of the SUN2000 to the ON position.
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6.3 Powering Off the System

Precautions
After the SUN2000 is powered off, the remaining electricity and heat may still cause electric
shocks or body burns. Therefore, put on protective gloves and operate the SUN2000 five
minutes after the power-off.
Procedure
Step 1 Send a shutdown command from the app.
Step 2 Turn off the AC switch between the SUN2000 and the power grid.
Step 3 Set the DC SWITCH at the bottom of the SUN2000 to the OFF position.
Step 4 Turn off the DC switch between the PV string and the SUN2000 if there is one.
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Issue 02 (2019-04-30)
Step 2 before Step 1, the SUN2000 reports a Grid Loss alarm. The SUN2000
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SUN2000-(3KTL-10KTL)
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